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 0.5A 2.7V-5.5V
Datasheet
4,500In 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 MSOP-8 EP AP2141 Reel, Cut Tape, MouseReel

Diodes Incorporated Power Switch ICs - Power Distribution 0.5A 2.7V-5.5V
Datasheet
6,046In 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
1,769In 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 2A/5.5V SNGL CHANL CURRENT-LIMIT USB SW
Datasheet
3,974In 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 1.0A 2.7V-5.5V
Datasheet
1,303In 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 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 0.5A 2.7V-5.5V
Datasheet
8,949In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 680
: 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
11,186In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 620
: 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 1A 2.7V-5.5V
Datasheet
12,204In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 3,000
: 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 1.5A Single Ch USB 2.0 Switch 2.7V-5.5V
Datasheet
17,162In Stock
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
6,409In Stock
MouseReel Available
Min.: 1
Mult.: 1
Max.: 210
: 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 Power Switch ICs - Power Distribution 0.5A 2.7V-5.5V
Datasheet
778In 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 AP2161FMG-7
Diodes Incorporated Power Switch ICs - Power Distribution INTRFCE EN ACTIVE LO 1.0A 2.7-5.5V
Datasheet
25,161In 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
5,893In Stock
10,000Expected 10/19/2026
MouseReel Available
Min.: 1
Mult.: 1
Max.: 2,500
: 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 2A/5.5V SNGL CHANL CURRENT-LIMIT USB SW
Datasheet
3,378In 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 0.5A SINGLE CH USB 2.0 Switch 90mOhm
Datasheet
10,523In Stock
9,000Expected 10/19/2026
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
2,809In Stock
15,000On Order
MouseReel Available
Min.: 1
Mult.: 1
Max.: 580
: 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 INTRFCE EN ACTIVE HI 1A 2.7-5.5V
Datasheet
635In Stock
6,000Expected 6/2/2027
MouseReel Available
Min.: 1
Mult.: 1
Max.: 440
: 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
6,321In Stock
9,000Expected 9/18/2026
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 2.7V-5.5V
Datasheet
79In Stock
2,500Expected 10/19/2026
MouseReel Available
Min.: 1
Mult.: 1
Max.: 320
: 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
28,779On Order
MouseReel Available
Min.: 1
Mult.: 1
Max.: 2,520
: 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

Diodes Incorporated Power Switch ICs - Power Distribution 1A 2.7V-5.5V
Datasheet
5,000Expected 10/19/2026
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 SOP-8 AP2171 Reel, Cut Tape, MouseReel