.hide-partial { max-height: none; } .show-more { display: none; }

2 A Power Switch ICs - Power Distribution

.catnav-wrapper { height: auto; overflow: visible; } .catalog-nav-tabs ul { white-space: normal; }

Results: 329

Applied Filters:

Output Current = 2 A

Manufacturer

Type

Number of Outputs

Current Limit

On Resistance - Max

On Time - Max

Off Time - Max

Operating Supply Voltage

Minimum Operating Temperature

Maximum Operating Temperature

Mounting Style

Package/Case

Series

Qualification

Packaging

Reset All

Search within results

In Stock

Normally Stocked

Active

New Products

RoHS Compliant

.search-refine-wrapper { display: inline-block; min-width: 100%; } .scroll-body { overflow-x: visible; } .search-table-wrapper { overflow: visible; } .hide-partial { max-height: none; } .show-more { display: none; }

Part #

Power Switch ICs - Power Distribution Lo Inp Vltg Ultra-Lo RDS Load Switch

TPS22922YZPR
Texas Instruments
1: $0.87
80,795In Stock

Mfr. Part No.
TPS22922YZPR

Mouser Part No
595-TPS22922YZPR

Texas Instruments

Power Switch ICs - Power Distribution Lo Inp Vltg Ultra-Lo RDS Load Switch

Learn More

Datasheet

80,795In Stock

Cut Tape

$0.87

$0.622

$0.56

$0.492

Reel

$0.409

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Load Switch

1 Output

2 A

45 mOhms

188 us

807 us

900 mV to 3.6 V

- 40 C

+ 85 C

SMD/SMT

DSBGA-6

TPS22922

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 2.2A 2.7-5.5V Sngl H i-Side MOSFET A 595 A 595-TPS2024DR

TPS2024D
Texas Instruments
1: $3.44
12,796In Stock

Mfr. Part No.
TPS2024D

Mouser Part No
595-TPS2024D

Texas Instruments

Power Switch ICs - Power Distribution 2.2A 2.7-5.5V Sngl H i-Side MOSFET A 595 A 595-TPS2024DR

Datasheet

12,796In Stock

$3.44

$2.59

$2.14

$2.02

View

Min.: 1
Mult.: 1

USB Switch

1 Output

2 A

3 A

36 mOhms

20 ms

40 ms

2.7 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

TPS2024

Tube

Power Switch ICs - Power Distribution Fixed Current Limit Single High-Side Switch + Flag + Cslew - 0.5A

MIC2005-0.5YM6-TR
Microchip Technology
1: $1.15
16,331In Stock

Mfr. Part No.
MIC2005-0.5YM6-TR

Mouser Part No
998-MIC2005-0.5YM6TR

Microchip Technology

Power Switch ICs - Power Distribution Fixed Current Limit Single High-Side Switch + Flag + Cslew - 0.5A

Datasheet

16,331In Stock

Cut Tape

$1.15

$1.02

$1.01

$0.975

Reel

$0.974

$0.937

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

High Side

1 Output

2 A

500 mA

125 mOhms

1.5 ms

700 us

2.5 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

SOT-23-6

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution Quad channel high-side driver with MultiSense analog feedback for automotive app

VNQ7E100AJTR
STMicroelectronics
1: $2.59
15,138In Stock

Mfr. Part No.
VNQ7E100AJTR

Mouser Part No
511-VNQ7E100AJTR

STMicroelectronics

Power Switch ICs - Power Distribution Quad channel high-side driver with MultiSense analog feedback for automotive app

Learn More

Datasheet

15,138In Stock

Cut Tape

$2.59

$1.93

$1.76

$1.58

Reel

$1.27

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

High Side

4 Output

2 A

15 A

300 mOhms

120 us

100 us

4 V to 28 V

- 40 C

+ 150 C

SMD/SMT

PowerSSO-16

VNQ7E100AJ

AEC-Q100

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution Load Switch

AP22811AW5-7
Diodes Incorporated
1: $0.39
120,228In Stock

Mfr. Part No.
AP22811AW5-7

Mouser Part No
621-AP22811AW5-7

Diodes Incorporated

Power Switch ICs - Power Distribution Load Switch

Datasheet

120,228In Stock

Cut Tape

$0.39

$0.269

$0.24

$0.207

View

Reel

$0.146

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

High Side

1 Output

2 A

2.7 A

65 mOhms

1.7 ms

20 us

2.7 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

SOT-25-5

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution High Side Power Switch

MIC94067YML-TR
Microchip Technology
1: $1.35
7,085In Stock

Mfr. Part No.
MIC94067YML-TR

Mouser Part No
998-MIC94067YMLTR

Microchip Technology

Power Switch ICs - Power Distribution High Side Power Switch

Datasheet

7,085In Stock

Cut Tape

$1.35

Reel

$1.35

Min.: 1
Mult.: 1

: 5,000

High Side

2 Output

2 A

115 mOhms

1.5 us

200 ns

1.7 V to 5.5 V

- 40 C

+ 125 C

SMD/SMT

VDFN-8

Reel, Cut Tape

Power Switch ICs - Power Distribution 2.2A 2.7-5.5V Sngl H i-Side MOSFET A 595 A 595-TPS2034DR

TPS2034D
Texas Instruments
1: $3.44
4,939In Stock

Mfr. Part No.
TPS2034D

Mouser Part No
595-TPS2034D

Texas Instruments

Power Switch ICs - Power Distribution 2.2A 2.7-5.5V Sngl H i-Side MOSFET A 595 A 595-TPS2034DR

Datasheet

4,939In Stock

$3.44

$2.59

$2.18

$2.08

View

Min.: 1
Mult.: 1

USB Switch

1 Output

2 A

3 A

36 mOhms

20 ms

40 ms

2.7 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

TPS2034

Tube

Power Switch ICs - Power Distribution Autoswitching Pwr Mu x A 595-TPS2113ADRB A 595-TPS2113ADRBR

TPS2113ADRBT
Texas Instruments
1: $2.84
3,059In Stock

Mfr. Part No.
TPS2113ADRBT

Mouser Part No
595-TPS2113ADRBT

Texas Instruments

Power Switch ICs - Power Distribution Autoswitching Pwr Mu x A 595-TPS2113ADRB A 595-TPS2113ADRBR

Datasheet

3,059In Stock

Cut Tape

$2.84

$2.12

$1.94

$1.74

Reel

$1.64

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Power MUX

1 Output

2 A

630 mA to 2 A

110 mOhms

1 ms

5 ms

2.8 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

SON-8

TPS2113A

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution Dual-CH Current-LTD Pwr-Dist Switch A 59 A 595-TPS2002CDRCR

TPS2002CDRCT
Texas Instruments
1: $1.82
2,028In Stock

Mfr. Part No.
TPS2002CDRCT

Mouser Part No
595-TPS2002CDRCT

Texas Instruments

Power Switch ICs - Power Distribution Dual-CH Current-LTD Pwr-Dist Switch A 59 A 595-TPS2002CDRCR

Learn More

Datasheet

2,028In Stock

Cut Tape

$1.82

$1.34

$1.22

$1.09

Reel

$0.94

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

USB Switch

2 Output

2 A

3.15 A

84 mOhms

2.4 ms

3.25 ms

4.5 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

VSON-10

TPS2002C

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution USB Power Switch U-DFN3030-8,3K

AP2411FGE-7
Diodes Incorporated
1: $0.36
17,876In Stock

Mfr. Part No.
AP2411FGE-7

Mouser Part No
621-AP2411FGE-7

Diodes Incorporated

Power Switch ICs - Power Distribution USB Power Switch U-DFN3030-8,3K

Learn More

Datasheet

17,876In Stock

Cut Tape

$0.36

$0.25

$0.222

$0.192

Reel

$0.137

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

High Side

1 Output

2 A

2.5 A

84 mOhms

100 us

2.7 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

U-DFN3030-8

AP2411

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution Fixed Current Limit Single High-Side Switch + LdDschg -1.2A

MIC2004-1.2YML-TR
Microchip Technology
1: $1.22
2,155In Stock

Mfr. Part No.
MIC2004-1.2YML-TR

Mouser Part No
998-MIC2004-1.2YMLTR

Microchip Technology

Power Switch ICs - Power Distribution Fixed Current Limit Single High-Side Switch + LdDschg -1.2A

Datasheet

2,155In Stock

Cut Tape

$1.22

Reel

$1.00

Min.: 1
Mult.: 1

: 5,000

High Side

1 Output

2 A

1.2 A

125 mOhms

1.5 ms

700 us

2.5 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

VDFN-6

Reel, Cut Tape

Power Switch ICs - Power Distribution High-side Load Switch, 1.5A, 67mOhm

MIC94081YFT-TR
Microchip Technology
1: $0.47
3,839In Stock

Mfr. Part No.
MIC94081YFT-TR

Mouser Part No
998-MIC94081YFTTR

Microchip Technology

Power Switch ICs - Power Distribution High-side Load Switch, 1.5A, 67mOhm

Datasheet

3,839In Stock

Cut Tape

$0.47

$0.464

$0.417

$0.407

View

Reel

$0.38

Min.: 1
Mult.: 1

: 5,000

High Side

1 Output

2 A

115 mOhms

1.5 us

200 ns

1.7 V to 5.5 V

- 40 C

+ 125 C

SMD/SMT

UDFN-4

Reel, Cut Tape

Power Switch ICs - Power Distribution 1 mm2 Low V Power Switch w/ Discharge

SLG59M1551V
Renesas / Dialog
1: $0.67
16,870In Stock

Mfr. Part No.
SLG59M1551V

Mouser Part No
402-SLG59M1551V

Renesas / Dialog

Power Switch ICs - Power Distribution 1 mm2 Low V Power Switch w/ Discharge

Learn More

Datasheet

16,870In Stock

Cut Tape

$0.67

$0.476

$0.427

$0.373

View

Reel

$0.295

MouseReel Available

Min.: 1
Mult.: 1

: 8,000

Load Switch

1 Output

2 A

19.4 mOhms

500 us

850 mV to 1.9 V

- 40 C

+ 85 C

SMD/SMT

STDFN-4

SLG59M1551V

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 5.5-V 2-A 80-mohm 10 -nA leakage load A A 595-TPS22917DBVR

TPS22917DBVT
Texas Instruments
1: $1.01
21,581In Stock

Mfr. Part No.
TPS22917DBVT

Mouser Part No
595-TPS22917DBVT

Texas Instruments

Power Switch ICs - Power Distribution 5.5-V 2-A 80-mohm 10 -nA leakage load A A 595-TPS22917DBVR

Learn More

Datasheet

21,581In Stock

Cut Tape

$1.01

$0.735

$0.665

$0.547

Reel

$0.526

View

MouseReel Available

Min.: 1
Mult.: 1

: 250

Load Switch

1 Output

2 A

100 mOhms

100 us

10 us

1 V to 5.5 V

- 40 C

+ 125 C

SMD/SMT

SOT-23-6

TPS22917

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution Low Inp Vltg Load Sw

TPS22921YZPR
Texas Instruments
1: $0.65
9,858In Stock

Mfr. Part No.
TPS22921YZPR

Mouser Part No
595-TPS22921YZPR

Texas Instruments

Power Switch ICs - Power Distribution Low Inp Vltg Load Sw

Learn More

Datasheet

9,858In Stock

Cut Tape

$0.65

$0.475

$0.433

$0.387

$0.37

Reel

$0.369

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Load Switch

1 Output

2 A

45 mOhms

188 us

975 us

900 mV to 3.6 V

- 40 C

+ 85 C

SMD/SMT

DSBGA-6

TPS22921

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution High-side Load Switch, 1.5A, 67mOhm

MIC94085YFT-TR
Microchip Technology
1: $0.44
6,334In Stock

Mfr. Part No.
MIC94085YFT-TR

Mouser Part No
998-MIC94085YFTTR

Microchip Technology

Power Switch ICs - Power Distribution High-side Load Switch, 1.5A, 67mOhm

Datasheet

6,334In Stock

Cut Tape

$0.44

$0.438

$0.429

Reel

$0.428

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

High Side

1 Output

2 A

115 mOhms

1.5 us

200 ns

1.7 V to 5.5 V

- 40 C

+ 125 C

SMD/SMT

UDFN-4

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 2.2A 2.7-5.5V Sngl H i-Side MOSFET ALT 5 ALT 595-TPS2024DR

TPS2024DRG4
Texas Instruments
1: $2.95
4,795In Stock

Mfr. Part No.
TPS2024DRG4

Mouser Part No
595-TPS2024DRG4

Texas Instruments

Power Switch ICs - Power Distribution 2.2A 2.7-5.5V Sngl H i-Side MOSFET ALT 5 ALT 595-TPS2024DR

Datasheet

Product Comments

4,795In Stock

Cut Tape

$2.95

$2.20

$2.01

$1.81

View

Reel

$1.31

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

USB Switch

1 Output

2 A

3 A

36 mOhms

20 ms

40 ms

2.7 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

SOIC-8

TPS2024

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution Lo Inp Vltg Ultra-Lo RDS Load Switch

TPS22922BYZPR
Texas Instruments
1: $0.88
10,231In Stock

Mfr. Part No.
TPS22922BYZPR

Mouser Part No
595-TPS22922BYZPR

Texas Instruments

Power Switch ICs - Power Distribution Lo Inp Vltg Ultra-Lo RDS Load Switch

Learn More

Datasheet

10,231In Stock

Cut Tape

$0.88

$0.63

$0.568

$0.499

Reel

$0.386

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Load Switch

1 Output

2 A

45 mOhms

799 us

807 us

900 mV to 3.6 V

- 40 C

+ 85 C

SMD/SMT

DSBGA-6

TPS22922

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution High-side driver with MultiSense analog feedback for automotive applications

VN7050AJTR
STMicroelectronics
1: $1.72
6,175In Stock

Mfr. Part No.
VN7050AJTR

Mouser Part No
511-VN7050AJTR

STMicroelectronics

Power Switch ICs - Power Distribution High-side driver with MultiSense analog feedback for automotive applications

Learn More

Datasheet

6,175In Stock

Cut Tape

$1.72

$1.27

$1.13

$1.03

Reel

$0.827

View

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

High Side

1 Output

2 A

30 A

100 mOhms

120 us

100 us

4 V to 28 V

- 40 C

+ 150 C

SMD/SMT

PowerSSO-16

VN7050AJ

AEC-Q100

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 12V Load Switch for Inrush Control

ADP1290ACBZ-R7
Analog Devices
1: $2.90
6,867In Stock

Mfr. Part No.
ADP1290ACBZ-R7

Mouser Part No
584-ADP1290ACBZ-R7

Analog Devices

Power Switch ICs - Power Distribution 12V Load Switch for Inrush Control

Datasheet

6,867In Stock

Cut Tape

$2.90

$2.17

$1.99

$1.79

Reel

$1.56

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

High Side

1 Output

2 A

70 mOhms

2 ms

2.125 ms

2.3 V to 13.2 V

- 40 C

+ 105 C

SMD/SMT

WLCSP-6

ADP1290

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution Programmable Current Limit Single High-Side Switch w/Kickstart

MIC2017YM6-TR
Microchip Technology
1: $0.79
2,507In Stock

Mfr. Part No.
MIC2017YM6-TR

Mouser Part No
998-MIC2017YM6TR

Microchip Technology

Power Switch ICs - Power Distribution Programmable Current Limit Single High-Side Switch w/Kickstart

Datasheet

2,507In Stock

Cut Tape

$0.79

$0.658

$0.651

$0.65

Reel

$0.60

View

Min.: 1
Mult.: 1

: 3,000

High Side

1 Output

2 A

200 mA to 2 A

125 mOhms

1.5 ms

700 us

2.5 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

SOT-23-6

Reel, Cut Tape

Power Switch ICs - Power Distribution Loadswitch w/level-shift

MIC94060YMT-TR
Microchip Technology
1: $0.69
21,120In Stock

Mfr. Part No.
MIC94060YMT-TR

Mouser Part No
998-MIC94060YMTTR

Microchip Technology

Power Switch ICs - Power Distribution Loadswitch w/level-shift

Datasheet

21,120In Stock

Cut Tape

$0.69

$0.58

$0.567

$0.535

Reel

$0.48

View

MouseReel Available

Min.: 1
Mult.: 1

: 5,000

High Side

1 Output

2 A

115 mOhms

1.2 ms

200 ns

1.7 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

MLF-4

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 2A SGL Ch Crnt-Ltd Pwr Switch

AP2311MPG-13
Diodes Incorporated
1: $1.19
2,648In Stock

Mfr. Part No.
AP2311MPG-13

Mouser Part No
621-AP2311MPG-13

Diodes Incorporated

Power Switch ICs - Power Distribution 2A SGL Ch Crnt-Ltd Pwr Switch

Datasheet

2,648In Stock

Cut Tape

$1.19

$0.857

$0.776

$0.685

View

Reel

$0.525

MouseReel Available

Min.: 1
Mult.: 1

: 2,500

High Side

1 Output

2 A

2.5 A

135 mOhms

100 us

2.7 V to 5.5 V

- 40 C

+ 85 C

SMD/SMT

MSOP-8 EP

AP2311

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 2A Ultra-Small Load AutoDischarge Switch

NCP335FCT2G
onsemi
1: $0.42
17,665In Stock

Mfr. Part No.
NCP335FCT2G

Mouser Part No
863-NCP335FCT2G

onsemi

Power Switch ICs - Power Distribution 2A Ultra-Small Load AutoDischarge Switch

Datasheet

17,665In Stock

Cut Tape

$0.42

$0.291

$0.255

$0.225

View

Reel

$0.16

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Load Switch

1 Output

2 A

420 mOhms

116 us

1.2 V to 5.5 V

- 40 C

+ 125 C

SMD/SMT

WLCSP-4

NCP335

Reel, Cut Tape, MouseReel

Power Switch ICs - Power Distribution 2A SINGLELOAD SWITCH

NCP456RFCCT2G
onsemi
1: $0.64
10,346In Stock

Mfr. Part No.
NCP456RFCCT2G

Mouser Part No
863-NCP456RFCCT2G

onsemi

Power Switch ICs - Power Distribution 2A SINGLELOAD SWITCH

Datasheet

10,346In Stock

Cut Tape

$0.64

$0.453

$0.407

$0.355

Reel

$0.27

View

MouseReel Available

Min.: 1
Mult.: 1

: 3,000

Load Switch

1 Output

2 A

50 mOhms

15.7 ms

50 us

750 mV to 5.5 V

- 40 C

+ 85 C

SMD/SMT

WLCSP-6

NCP456

Reel, Cut Tape, MouseReel

2 A Power Switch ICs - Power Distribution

Customer Service Office

Company

Resources

Support

Analog Devices Inc.
Diodes Incorporated
DIOO
Infineon
Kinetic Technologies
Littelfuse
Microchip
Monolithic Power Systems (MPS)
Nexperia
onsemi
Renesas Electronics
Richtek
ROHM Semiconductor
Semtech
Silergy
STMicroelectronics
Texas Instruments
Torex Semiconductor
Toshiba
Vishay

Active High
Active Low
Automotive Grade Load Switch
CMOS Linear Integrated Circuit Silicon Monolithic
Current Limit
High Side
Integrated Load Switch
Load Switch
Load Switch IC
Low Loss Power Distribution Switch
Low-On Resistance N-Channel Mosfet
Low Ron MOSEFT
Low Side
Over-Voltage, Over-Current Protection
Over-Voltage Protection
Power MUX
Precision
Switch
Ultra Low Consumption Load Switch
Ultra-Small, Low Ron Load Switch

50 mA
50 mA to 2 A
100 mA to 900 mA
110 mA to 2.5 A
200 mA to 2 A
275 mA to 2.7 A
380 mA to 4.34 A
500 mA
630 mA to 2 A
800 mA
900 mA to 2.4 A
1 A
1.2 A
1.4 A
2 A
2.37 A
2.4 A
2.45 A
2.5 A
2.7 A

275 uOhms
18.3 mOhms
18.4 mOhms
19.4 mOhms
19.7 mOhms
20 mOhms
25 mOhms
27 mOhms
30 mOhms
35 mOhms
36 mOhms
37 mOhms
37.3 mOhms
40 mOhms
43 mOhms
44 mOhms
45 mOhms
47 mOhms
48 mOhms
50 mOhms

1.3 ps
1 us
1.5 us
2 us
2.8 us
3 us
4.8 us
25 us
32 us
40 us
50 us
55 us
65 us
75 us
76 us
85 us
100 us
104 us
110 us
111 us

100 ns
200 ns
380 ns
500 ns
1 us
2 us
3 us
3.3 us
4 us
5 us
5.5 us
6.3 us
6.5 us
6.6 us
8 us
9 us
10 us
14 us
17 us
20 us

500 mV to 5.5 V
750 mV to 3.6 V
750 mV to 5.5 V
850 mV to 1.9 V
900 mV to 3.6 V
1 V to 5.5 V
1.05 V to 5.5 V
1.1 V to 3.6 V
1.1 V to 5 V
1.1 V to 5.5 V
1.2 V to 5.5 V
1.3 V to 5.5 V
1.4 V to 5.5 V
1.5 V to 5.5 V
1.5 V to 6 V
1.6 V to 5.5 V
1.7 V to 5.5 V
1.8 V to 5.5 V
2 V to 10 V
2.2 V to 5.5 V

CSP-4
CSP-8
DFN-4A
DFN-6
DFN-6 EP
DSBGA-4
DSBGA-6
HVSSOP-8
MLF-4
MLF-6
MLF-8
MSOP-8
MSOP-8E
MSOP-8 EP
MSOP-PowerPad-8
PDIP-8
PowerSSO-12
Power SSO-12
PowerSSO-16
QFN-12

ADP1290
AP2101
AP2111
AP2280
AP2281
AP22913
AP22916
AP2301
AP2311
AP2401
AP2411
BTF3125EJ
BUS1DJC0GWZ
Classic PROFET
FPF2495
FPF2495C
HITFET
Industrial PROFET
KTS1696A
LQ050xx