2SD1781KT146R is out of stock and can be placed on backorder.
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Bipolar (BJT) Transistor NPN 32 V 800 mA 150MHz 200 mW Surface Mount SMT3
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

2SD1781KT146R

DigiKey Part Number
2SD1781KT146RTR-ND - Tape & Reel (TR)
2SD1781KT146RCT-ND - Cut Tape (CT)
2SD1781KT146RDKR-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
2SD1781KT146R
Description
TRANS NPN 32V 0.8A SMT3
Manufacturer Standard Lead Time
13 Weeks
Customer Reference
Detailed Description
Bipolar (BJT) Transistor NPN 32 V 800 mA 150MHz 200 mW Surface Mount SMT3
Datasheet
 Datasheet
EDA/CAD Models
2SD1781KT146R Models
Product Attributes
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Category
DC Current Gain (hFE) (Min) @ Ic, Vce
180 @ 100mA, 3V
Mfr
Power - Max
200 mW
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Frequency - Transition
150MHz
Part Status
Active
Operating Temperature
150°C (TJ)
Transistor Type
Mounting Type
Surface Mount
Current - Collector (Ic) (Max)
800 mA
Package / Case
TO-236-3, SC-59, SOT-23-3
Voltage - Collector Emitter Breakdown (Max)
32 V
Supplier Device Package
SMT3
Vce Saturation (Max) @ Ib, Ic
400mV @ 50mA, 500mA
Base Product Number
Current - Collector Cutoff (Max)
500nA (ICBO)
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (12)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MMBT4401-13-FDiodes Incorporated031-MMBT4401-13-FTR-ND$0.13000Similar
MMBT4401-TPMCC (Micro Commercial Components)0MMBT4401TPMSTR-ND$0.12000Similar
MMBT2222ALT1Gonsemi1,954,500MMBT2222ALT1GOSTR-ND$0.14000Similar
KSC3265YMTFonsemi63,000KSC3265YMTFTR-ND$0.04336Similar
MMBT8099LT1Gonsemi57,000MMBT8099LT1GOSTR-ND$0.24000Similar
In-Stock: 0
3,000 estimated in stock on 18-Jan-2027
Request Stock Notification
All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.43000$0.43
10$0.26300$2.63
100$0.16620$16.62
500$0.12408$62.04
1,000$0.11044$110.44
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.09308$279.24
6,000$0.08433$505.98
9,000$0.07987$718.83
15,000$0.07485$1,122.75
21,000$0.07188$1,509.48
30,000$0.06899$2,069.70
75,000$0.06265$4,698.75
150,000$0.06125$9,187.50
Tariff Status: Tariff may apply if shipping to the United States. Estimated tariff costs will be calculated and displayed in the shopping cart to help you assess potential expenses.