AP21x1 Load & USB Switches

Diodes AP21x1 series Load and USB Switches are integrated high-side power switches that are optimized for Universal Serial Bus (USB) and other hot-swap applications. The AP21x1 family complies with USB 2.0 and are available with both polarities of Enable input. They offer current and thermal limiting, short circuit protection, controlled rise time and undervoltage lockout functionality.

Results: 28
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Description Datasheet Availability Pricing (USD) Filter the results in the table by unit price based on your quantity.
Qty. RoHS ECAD Model Type
Number of Outputs
Output Current
Current Limit
On Resistance - Max
On Time - Max
Off Time - Max
Operating Supply Voltage
Minimum Operating Temperature
Maximum Operating Temperature
Mounting Style
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Diodes Incorporated Power Switch ICs - Power Distribution 1.0A 2.7V-5.5V
Datasheet
6,403In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

High Side 1 Output 1 A 1.5 A 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT MSOP-8 EP AP2171 Reel, Cut Tape, MouseReel

Diodes Incorporated Power Switch ICs - Power Distribution 0.5A 2.7V-5.5V
Datasheet
6,076In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

High Side 1 Output 800 mA 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOP-8 AP2141 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution 1.0A 2.7V-5.5V
Datasheet
2,367In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

High Side 1 Output 1 A 1.5 A 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT MSOP-8 EP AP2161 Reel, Cut Tape, MouseReel

Diodes Incorporated Power Switch ICs - Power Distribution INTRFCE EN ACTIVE LO 1.5A 2.7-5.5V
Datasheet
3,207In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

High Side 1 Output 1.5 A 2.1 A 110 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOT-26 AP2181 Reel, Cut Tape, MouseReel

Diodes Incorporated Power Switch ICs - Power Distribution 1.5A 2.7V-5.5V
Datasheet
2,645In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

High Side 1 Output 1.5 A 2.1 A 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOP-8 AP2181 Reel, Cut Tape, MouseReel

Diodes Incorporated Power Switch ICs - Power Distribution 2A/5.5V SNGL CHANL CURRENT-LIMIT USB SW
Datasheet
4,238In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 280
: 2,500

High Side 1 Output 2 A 2.45 A 115 mOhms 50 us 4 us 2.7 V to 5.5 V - 35 C + 85 C SMD/SMT SOIC-8 AP2111 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution 2A/5.5V SNGL CHANL CURRENT-LIMIT USB SW
Datasheet
4,076In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

High Side 1 Output 2 A 2.45 A 115 mOhms 50 us 4 us 2.7 V to 5.5 V - 35 C + 85 C SMD/SMT MSOP-8 EP AP2101 Reel, Cut Tape, MouseReel

Diodes Incorporated Power Switch ICs - Power Distribution 1A SGL Ch Crnt-Ltd Pwr Switch
Datasheet
7,663In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

High Side 1 Output 1 A 1.5 A 115 mOhms 50 us 50 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT MSOP-8 AP2171 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution INT USB SW ENABLE LO 500mA 5.5V
Datasheet
2,490In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

High Side 140 mOhms, 160 Ohms 1.5 ms 100 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOP-8 AP2145 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution 0.5A SINGLE CH USB 2.0 Switch 90mOhm
Datasheet
12,199In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 540
: 3,000

High Side 1 Output 500 mA 800 mA 115 mOhms 50 us 50 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOT-25-5 AP2151 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution 0.5A 2.7V-5.5V
Datasheet
7,618In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 630
: 3,000

High Side 1 Output 800 mA 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOT-25 AP2141 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution INTRFCE EN ACTIVE HI 0.5A 2.7V-5.5V
Datasheet
11,758In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 1,160
: 3,000

High Side 1 Output 500 mA 800 mA 110 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT U-DFN2018-6 AP2151 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution 0.5A 2.7V-5.5V
Datasheet
4,746In Stock
6,000Expected 01/01/2027
MouseReel Available
Min.: 1
Mult.: 1
Max.: 460
: 3,000

High Side 1 Output 500 mA 800 mA 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOT-25 AP2151 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution 1.5A 2.7V-5.5V
Datasheet
6,426In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 230
: 3,000

High Side 1 Output 1.5 A 2.1 A 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOT-25-5 AP2191 Reel, Cut Tape, MouseReel
Diodes Incorporated AP2161FMG-7
Diodes Incorporated Power Switch ICs - Power Distribution INTRFCE EN ACTIVE LO 1.0A 2.7-5.5V
Datasheet
25,371In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 3,000

High Side 1 Output 1 A 1.5 A 110 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOT-26 AP2161 Reel, Cut Tape, MouseReel

Diodes Incorporated Power Switch ICs - Power Distribution 2A/5.5V SNGL CHANL CURRENT-LIMIT USB SW
Datasheet
1,502In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

High Side 1 Output 2 A 2.45 A 115 mOhms 50 us 4 us 2.7 V to 5.5 V - 35 C + 85 C SMD/SMT SOP-8 AP2101 Reel, Cut Tape, MouseReel

Diodes Incorporated Power Switch ICs - Power Distribution 2A/5.5V SNGL CHANL CURRENT-LIMIT USB SW
Datasheet
6,629In Stock
10,000Expected 04/11/2026
MouseReel Available
Min.: 1
Mult.: 1
Max.: 1,090
: 2,500

High Side 1 Output 2 A 2.45 A 115 mOhms 50 us 4 us 2.7 V to 5.5 V - 35 C + 85 C SMD/SMT MSOP-8 EP AP2111 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution 0.5A 2.7V-5.5V
Datasheet
788In Stock
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

High Side 1 Output 500 mA 800 mA 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT MSOP-8 EP AP2151 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution 1A 2.7V-5.5V
Datasheet
7,055In Stock
6,000Expected 07/08/2026
MouseReel Available
Min.: 1
Mult.: 1
Max.: 1,520
: 3,000

High Side 1 Output 1 A 1.5 A 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOT-25 AP2161 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution INTRFCE EN ACTIVE HI 1A 2.7-5.5V
Datasheet
5,192In Stock
3,000Expected 10/08/2026
MouseReel Available
Min.: 1
Mult.: 1
Max.: 320
: 3,000

High Side 1 Output 1 A 1.5 A 110 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT DFN-6 AP2171 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution 1.0A 2.7V-5.5V
Datasheet
8,264In Stock
9,000Expected 18/09/2026
MouseReel Available
Min.: 1
Mult.: 1
Max.: 540
: 3,000

High Side 1 Output 1 A 1.5 A 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOT-25 AP2171 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution 1.5A Single Ch USB 2.0 Switch 2.7V-5.5V
Datasheet
7,365In Stock
9,000Expected 18/08/2026
MouseReel Available
Min.: 1
Mult.: 1
Max.: 540
: 3,000

High Side 1 Output 1.5 A 2.1 A 115 mOhms 50 us 50 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOT-25-5 AP2191 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution 1.5A 2.7V-5.5V
Datasheet
87In Stock
2,500Expected 28/08/2026
MouseReel Available
Min.: 1
Mult.: 1
Max.: 340
: 2,500

High Side 1 Output 1.5 A 2.1 A 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOIC-8 AP2191 Reel, Cut Tape, MouseReel
Diodes Incorporated Power Switch ICs - Power Distribution 0.5A 2.7V-5.5V
Datasheet
5,000Expected 04/11/2026
MouseReel Available
Min.: 1
Mult.: 1
: 2,500

High Side 1 Output 800 mA 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT MSOP-8 EP AP2141 Reel, Cut Tape, MouseReel

Diodes Incorporated Power Switch ICs - Power Distribution 0.5A 2.7V-5.5V
Datasheet
32,727On Order
MouseReel Available
Min.: 1
Mult.: 1
Max.: 3,080
: 2,500

High Side 1 Output 500 mA 800 mA 115 mOhms 50 us 10 us 2.7 V to 5.5 V - 40 C + 85 C SMD/SMT SOP-8 AP2151 Reel, Cut Tape, MouseReel