SI2 Series TrenchFET® Power MOSFETs

Vishay SI2 Series TrenchFET® Power MOSFETs are N-channel MOSFETs designed with 30V V(ds) and are 100% tested gate resistance(Rg). These MOSFETs have gate resistance tested for 1MHz frequency with 0.2Ω to 1.4Ω. These SI2 series MOSFETs operate from -55ºC to 150ºC junction and storage temperature. The SI2 series are ideal for DC/DC converter, Load switch, and power management.

Results: 47
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 Technology Mounting Style Package/Case Transistor Polarity Number of Channels Vds - Drain-Source Breakdown Voltage Id - Continuous Drain Current Rds On - Drain-Source Resistance Vgs - Gate-Source Voltage Vgs th - Gate-Source Threshold Voltage Qg - Gate Charge Minimum Operating Temperature Maximum Operating Temperature Pd - Power Dissipation Channel Mode Tradename Packaging
Vishay Semiconductors MOSFETs -30V Vds 20V Vgs SOT-23
374,108In Stock
Cut Tape
$1.32
$0.605
$0.534
$0.411
Reel
$0.301
Min.: 1
Mult.: 1
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 30 V 3.5 A 88 mOhms 20 V 1 V 4.1 nC - 55 C + 150 C 1.8 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs 20V Vds 8V Vgs SOT-23
190,192In Stock
Cut Tape
$0.898
$0.401
$0.354
$0.267
Reel
$0.203
Min.: 1
Mult.: 1
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 20 V 2.9 A 57 mOhms 8 V 850 mV 3.5 nC - 55 C + 150 C 860 mW Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs -30V Vds 20V Vgs SOT-23
193,545In Stock
Cut Tape
$1.39
$0.985
$0.612
$0.428
Reel
$0.318
Min.: 1
Mult.: 1
Max.: 6,000
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 30 V 7.6 A 29 mOhms 20 V 2.5 V 11.4 nC - 55 C + 150 C 2.5 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs -30V Vds 12V Vgs SOT-23
424,176In Stock
Cut Tape
$1.01
$0.691
$0.438
$0.271
Reel
$0.178
Min.: 1
Mult.: 1
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 30 V 4.8 A 45 mOhms 12 V 1.5 V 10.6 nC - 55 C + 150 C 1.7 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs -8V Vds 5V Vgs SOT-23 26,659In Stock
Cut Tape
$1.39
$0.636
$0.563
$0.434
$0.411
Reel
$0.322
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 8 V 6 A 30 mOhms 5 V 350 mV 19.3 nC - 55 C + 150 C 2.5 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs 40V Vds 20V Vgs SOT-23
63,852In Stock
51,000Expected 2/11/2026
Cut Tape
$0.843
$0.379
$0.333
$0.252
Reel
$0.201
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 40 V 5.6 A 42 mOhms 20 V 2.5 V 2.9 nC - 55 C + 150 C 2.1 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay / Siliconix MOSFETs 8V Vds 5V Vgs SOT-23
64,336In Stock
24,000Expected 31/3/2028
Cut Tape
$1.12
$0.505
$0.445
$0.339
Reel
$0.261
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 8 V 6 A 17 mOhms 5 V 800 mV 6 nC - 55 C + 150 C 2.5 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs -30V Vds 20V Vgs SOT-23
130,459In Stock
Cut Tape
$0.843
$0.379
$0.333
$0.252
Reel
$0.19
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 30 V 5 A 33 mOhms 20 V 2.5 V 6.9 nC - 55 C + 150 C 1.7 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs 100V Vds 20V Vgs SOT-23
38,084In Stock
27,000On Order
Cut Tape
$1.17
$0.53
$0.468
$0.358
Reel
$0.302
Min.: 1
Mult.: 1
Max.: 6,000
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 100 V 3.1 A 102 mOhms 20 V 3 V 2.9 nC - 55 C + 150 C 2.5 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs 30V Vds 12V Vgs SOT-23
43,989In Stock
33,000On Order
Cut Tape
$0.966
$0.434
$0.382
$0.29
Reel
$0.22
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 30 V 3.6 A 68 mOhms 12 V 1.5 V 3 nC - 55 C + 150 C 1.7 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs 20V Vds 8V Vgs SOT-23
60,347In Stock
Cut Tape
$0.966
$0.434
$0.382
$0.29
Reel
$0.22
$0.193
Min.: 1
Mult.: 1
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 20 V 2.6 A 57 mOhms 8 V 850 mV 3.5 nC - 55 C + 150 C 710 mW Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs 20V Vds 8V Vgs SOT-23
38,916In Stock
114,000Expected 9/3/2028
Cut Tape
$1.12
$0.505
$0.445
$0.339
Reel
$0.261
Min.: 1
Mult.: 1
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 20 V 2.9 A 57 mOhms 8 V 850 mV 3.5 nC - 55 C + 150 C 860 mW Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs 30V 4.0A 0.75W
40,849In Stock
Cut Tape
$1.29
$0.589
$0.52
$0.398
Reel
$0.309
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 30 V 3.16 A 47 mOhms 20 V 1 V 3 nC - 55 C + 150 C 750 mW Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay / Siliconix MOSFETs 30V 4.0A 1.25W 47mohm @ 4.5V
26,192In Stock
Cut Tape
$1.25
$0.573
$0.505
$0.388
Reel
$0.301
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 30 V 3.16 A 47 mOhms 20 V 3 V 3 nC - 55 C + 150 C 750 mW Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs -60V Vds 20V Vgs SOT-23
61,294In Stock
18,000Expected 7/10/2027
Cut Tape
$1.18
$0.539
$0.475
$0.363
Reel
$0.28
$0.245
Min.: 1
Mult.: 1
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 60 V 1.6 A 345 mOhms 20 V 3 V 2.7 nC - 55 C + 150 C 1.7 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs 20V Vds 8V Vgs SOT-23
54,575In Stock
98,000On Order
Cut Tape
$1.70
$1.18
$0.744
$0.46
$0.34
Reel
$0.32
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 20 V 6 A 31.8 mOhms 8 V 1 V 8.8 nC - 55 C + 150 C 2.1 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs -150V Vds 20V Vgs SOT-23
13,966In Stock
11,500On Order
Cut Tape
$2.23
$1.05
$0.938
$0.736
$0.733
Reel
$0.588
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 150 V 690 mA 1.2 Ohms 20 V 2.5 V 12 nC - 55 C + 150 C 1.25 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs -20V Vds 8V Vgs SOT-23
24,672In Stock
Cut Tape
$1.01
$0.453
$0.398
$0.302
Reel
$0.231
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 20 V 4.4 A 61 mOhms 8 V 1 V 7.6 nC - 55 C + 150 C 1.8 W Enhancement TrenchFET Reel, Cut Tape, MouseReel

Vishay Semiconductors MOSFETs 30V Vds 20V Vgs SOT-23
81In Stock
42,000Expected 21/6/2027
Cut Tape
$1.26
$0.626
$0.564
$0.415
$0.351
Reel
$0.272
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 30 V 6 A 28 mOhms 20 V 2.5 V 4.2 nC - 55 C + 150 C 2.5 W Enhancement TrenchFET Reel, Cut Tape, MouseReel

Vishay Semiconductors MOSFETs 40V Vds 12V Vgs SOT-23
1,511In Stock
339,000On Order
Cut Tape
$0.938
$0.415
$0.364
$0.273
$0.237
Reel
$0.175
Min.: 1
Mult.: 1
Max.: 6,000
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 40 V 4.3 A 51 mOhms 12 V 1.5 V 3.8 nC - 55 C + 150 C 1.7 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay / Siliconix MOSFETs 30V Vds 20V Vgs SOT-23
5,586In Stock
6,000Expected 9/11/2026
Cut Tape
$1.03
$0.471
$0.413
$0.314
$0.309
Reel
$0.241
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 N-Channel 1 Channel 30 V 5.8 A 36 mOhms 20 V 2.5 V 3.2 nC - 55 C + 150 C 2.1 W Enhancement TrenchFET Reel, Cut Tape, MouseReel

Vishay Semiconductors MOSFETs -20V Vds 8V Vgs SOT-23
87In Stock
243,000On Order
Cut Tape
$1.25
$0.564
$0.496
$0.435
$0.322
Reel
$0.242
Min.: 1
Mult.: 1
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 20 V 3.1 A 112 mOhms 8 V 400 mV 10 nC - 55 C + 150 C 1.6 W Enhancement TrenchFET Reel, Cut Tape, MouseReel
Vishay Semiconductors MOSFETs -20V Vds 8V Vgs SOT-23
215In Stock
156,000On Order
Cut Tape
$1.70
$1.18
$0.744
$0.46
$0.34
Reel
$0.302
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 20 V 3.1 A 112 mOhms 8 V 1 V 3.3 nC - 55 C + 150 C 1.6 W Enhancement TrenchFET Reel, Cut Tape, MouseReel

Vishay Semiconductors MOSFETs -30V Vds 20V Vgs SOT-23
910In Stock
57,000On Order
Cut Tape
$1.22
$0.737
$0.517
$0.371
$0.333
Reel
$0.262
Min.: 1
Mult.: 1
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 30 V 2.7 A 190 mOhms 20 V 1 V 4 nC - 55 C + 150 C 2.3 W Enhancement TrenchFET Reel, Cut Tape, MouseReel

Vishay Semiconductors MOSFETs -30V Vds 20V Vgs SOT-23
910In Stock
Cut Tape
$1.29
$0.923
$0.575
$0.397
$0.339
Reel
$0.299
Min.: 1
Mult.: 1
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 30 V 2.7 A 190 mOhms 20 V 3 V 2 nC - 55 C + 150 C 2.3 W Enhancement TrenchFET Reel, Cut Tape, MouseReel