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 (CAD) 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
399,461In Stock
Cut Tape
$1.40
$0.641
$0.566
$0.435
Reel
$0.318
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 -30V Vds 20V Vgs SOT-23
153,525In Stock
Cut Tape
$0.893
$0.402
$0.353
$0.266
Reel
$0.202
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 30V 4.0A 0.75W
43,852In Stock
Cut Tape
$1.37
$0.624
$0.55
$0.422
Reel
$0.327
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 Semiconductors MOSFETs 20V Vds 8V Vgs SOT-23
194,289In Stock
Cut Tape
$0.95
$0.425
$0.374
$0.282
Reel
$0.215
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
213,986In Stock
Cut Tape
$1.47
$1.04
$0.648
$0.448
Reel
$0.337
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
450,350In Stock
Cut Tape
$0.72
$0.323
$0.282
$0.212
Reel
$0.158
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 20V Vds 8V Vgs SOT-23
177,136In Stock
Cut Tape
$1.02
$0.459
$0.405
$0.307
Reel
$0.233
$0.204
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 -8V Vds 5V Vgs SOT-23 21,328In Stock
5,500Expected 2026-10-27
Cut Tape
$1.47
$0.674
$0.596
$0.459
$0.439
Reel
$0.33
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
57,045In Stock
63,000Expected 2026-11-02
Cut Tape
$0.893
$0.402
$0.353
$0.266
Reel
$0.202
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
64,664In Stock
24,000On Order
Cut Tape
$1.18
$0.534
$0.471
$0.359
Reel
$0.276
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 100V Vds 20V Vgs SOT-23
58,878In Stock
Cut Tape
$1.31
$0.595
$0.524
$0.40
Reel
$0.291
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
24,258In Stock
24,000Expected 2028-03-09
Cut Tape
$1.02
$0.459
$0.405
$0.307
Reel
$0.233
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
3,934In Stock
90,000On Order
Cut Tape
$1.07
$0.48
$0.422
$0.32
Reel
$0.32
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 20V Vds 8V Vgs SOT-23
66,638In Stock
114,000Expected 2028-03-09
Cut Tape
$1.18
$0.534
$0.471
$0.359
Reel
$0.276
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
2,793In Stock
57,000Expected 2027-03-11
Cut Tape
$1.30
$0.78
$0.547
$0.393
$0.359
Reel
$0.278
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 -8V Vds 8V Vgs SOT-23
22,821In Stock
27,000Expected 2027-03-11
Cut Tape
$0.893
$0.402
$0.353
$0.266
Reel
$0.213
Min.: 1
Mult.: 1
Max.: 3,000
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 8 V 5.8 A 35 mOhms 8 V 1 V 12 nC - 55 C + 150 C 1.7 W Enhancement TrenchFET Reel, Cut Tape, MouseReel

Vishay / Siliconix MOSFETs 30V 4.0A 1.25W 47mohm @ 4.5V
20,440In Stock
6,000Expected 2026-10-28
Cut Tape
$1.32
$0.606
$0.534
$0.41
Reel
$0.318
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
65,629In Stock
18,000On Order
Cut Tape
$1.25
$0.57
$0.503
$0.384
Reel
$0.297
$0.259
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
62,593In Stock
98,000On Order
Cut Tape
$1.80
$1.24
$0.788
$0.487
$0.36
Reel
$0.354
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
17,572In Stock
12,000Expected 2028-03-17
Cut Tape
$2.91
$1.11
$0.994
$0.929
$0.821
Reel
$0.648
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
27,692In Stock
Cut Tape
$1.07
$0.48
$0.422
$0.32
Reel
$0.245
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
124In Stock
42,000Expected 2027-09-09
Cut Tape
$1.32
$0.662
$0.585
$0.432
$0.372
Reel
$0.288
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
$1.01
$0.619
$0.416
$0.294
$0.245
Reel
$0.194
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
5,716In Stock
6,000Expected 2026-10-21
Cut Tape
$1.09
$0.498
$0.438
$0.333
$0.327
Reel
$0.255
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 / Siliconix MOSFETs -20V Vds 12V Vgs SOT-23
51,000On Order
Cut Tape
$1.25
$0.683
$0.531
$0.408
$0.38
Reel
$0.278
Min.: 1
Mult.: 1
: 3,000
Si SMD/SMT SOT-23-3 P-Channel 1 Channel 20 V 6 A 34 mOhms 12 V 1.5 V 10 nC - 55 C + 150 C 2.5 W Enhancement TrenchFET Reel, Cut Tape, MouseReel