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
Select Image Part # Mfr. Description Datasheet Availability Pricing (SGD) 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 Package/Case Series Packaging

Diodes Incorporated Power Switch ICs - Power Distribution 0.5A 2.7V-5.5V 5,946In Stock
Cut Tape
$0.884
$0.611
$0.545
$0.475
Reel
$0.345
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 1.5A 2.7V-5.5V 6,452In Stock
Cut Tape
$1.33
$0.956
$0.861
$0.758
Reel
$0.758
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 1A 2.7V-5.5V 5,000In Stock
Cut Tape
$1.05
$0.741
$0.665
$0.581
Reel
$0.475
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

Diodes Incorporated Power Switch ICs - Power Distribution INTRFCE EN ACTIVE LO 1.5A 2.7-5.5V 1,669In Stock
Cut Tape
$0.734
$0.509
$0.454
$0.396
Reel
$0.306
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 3,972In Stock
Cut Tape
$0.83
$0.577
$0.515
$0.447
Reel
$0.311
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 7,663In Stock
Cut Tape
$0.381
$0.277
$0.243
$0.228
Reel
$0.189
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 1.5A 2.7V-5.5V 2,645In Stock
Cut Tape
$1.18
$0.824
$0.74
$0.646
Reel
$0.446
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 1.0A 2.7V-5.5V 2,367In Stock
Cut Tape
$1.18
$0.824
$0.74
$0.646
Reel
$0.447
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 0.5A 2.7V-5.5V 8,073In Stock
Cut Tape
$0.666
$0.462
$0.46
Reel
$0.46
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 0.5A SINGLE CH USB 2.0 Switch 90mOhm 20,481In Stock
Cut Tape
$0.449
$0.337
$0.286
$0.256
Reel
$0.238
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 INTRFCE EN ACTIVE HI 0.5A 2.7V-5.5V 10,061In Stock
Cut Tape
$0.653
$0.496
$0.411
$0.385
Reel
$0.366
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 1.0A 2.7V-5.5V 13,497In Stock
Cut Tape
$0.49
$0.33
$0.284
$0.253
Reel
$0.233
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 15,980In Stock
Cut Tape
$0.503
$0.337
$0.286
$0.256
Reel
$0.238
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 2A/5.5V SNGL CHANL CURRENT-LIMIT USB SW 502In Stock
Cut Tape
$0.83
$0.577
$0.515
$0.447
Reel
$0.359
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 6,514In Stock
10,000Expected 17/5/2027
Cut Tape
$0.544
$0.37
$0.318
$0.284
Reel
$0.235
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 317In Stock
5,000Expected 27/8/2027
Cut Tape
$0.87
$0.601
$0.521
$0.469
$0.45
Reel
$0.45
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 2.7V-5.5V 778In Stock
Cut Tape
$0.598
$0.413
$0.352
$0.318
Reel
$0.231
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 0.5A 2.7V-5.5V 3,878In Stock
15,000On Order
Cut Tape
$1.05
$0.741
$0.665
$0.581
Reel
$0.515
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 1A 2.7V-5.5V 4,073In Stock
9,000Expected 6/11/2026
Cut Tape
$0.49
$0.348
$0.303
$0.271
Reel
$0.214
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 INTRFCE EN ACTIVE HI 1A 2.7-5.5V 18In Stock
12,000On Order
Cut Tape
$0.734
$0.509
$0.454
$0.396
$0.378
Reel
$0.378
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 1.5A 2.7V-5.5V 79In Stock
2,500Expected 19/3/2027
Cut Tape
$1.51
$1.21
$0.975
$0.948
Reel
$0.948
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 AP2161FMG-7
Diodes Incorporated Power Switch ICs - Power Distribution INTRFCE EN ACTIVE LO 1.0A 2.7-5.5V 109In Stock
12,000Expected 23/6/2027
Cut Tape
$0.762
$0.534
$0.461
$0.415
Reel
$0.333
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 0.5A 2.7V-5.5V
44,015On Order
Cut Tape
$0.925
$0.56
$0.513
$0.476
Reel
$0.424
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 1.0A 2.7V-5.5V
12,500Expected 17/5/2027
Cut Tape
$1.22
$0.857
$0.738
$0.675
Reel
$0.51
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 INT USB SW ENABLE LO 500mA 5.5V 2,500Factory Stock Available
Reel
$0.743
Min.: 2,500
Mult.: 2,500
: 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