MMBT3906-HF is out of stock and can be placed on backorder.
Available Substitutes:

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Comchip Technology
In Stock: 0
Unit Price: $0.18000
Datasheet

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Diodes Incorporated
In Stock: 0
Unit Price: $0.12000
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Diodes Incorporated
In Stock: 0
Unit Price: $0.16000
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MCC (Micro Commercial Components)
In Stock: 0
Unit Price: $0.10000
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onsemi
In Stock: 9,470
Unit Price: $0.11000
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onsemi
In Stock: 0
Unit Price: $0.16000
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Central Semiconductor Corp
In Stock: 782
Unit Price: $1.60000
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Nexperia USA Inc.
In Stock: 0
Unit Price: $0.13000
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Nexperia USA Inc.
In Stock: 0
Unit Price: $0.11000
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Nexperia USA Inc.
In Stock: 0
Unit Price: $0.12000
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Nexperia USA Inc.
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Unit Price: $0.12000
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Taiwan Semiconductor Corporation
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Unit Price: $0.16000
Datasheet
Bipolar (BJT) Transistor PNP 40 V 200 mA 250MHz 300 mW Surface Mount SOT-23-3
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.

MMBT3906-HF

DigiKey Part Number
641-1950-2-ND - Tape & Reel (TR)
641-1950-1-ND - Cut Tape (CT)
641-1950-6-ND - Digi-Reel®
Manufacturer
Manufacturer Part Number
MMBT3906-HF
Description
TRANS PNP 40V 0.2A SOT-23-3
Manufacturer Standard Lead Time
10 Weeks
Customer Reference
Detailed Description
Bipolar (BJT) Transistor PNP 40 V 200 mA 250MHz 300 mW Surface Mount SOT-23-3
Datasheet
 Datasheet
Product Attributes
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Category
DC Current Gain (hFE) (Min) @ Ic, Vce
100 @ 10mA, 1V
Mfr
Power - Max
300 mW
Packaging
Tape & Reel (TR)
Cut Tape (CT)
Digi-Reel®
Frequency - Transition
250MHz
Part Status
Active
Operating Temperature
-55°C ~ 150°C (TJ)
Transistor Type
Mounting Type
Surface Mount
Current - Collector (Ic) (Max)
200 mA
Package / Case
TO-236-3, SC-59, SOT-23-3
Voltage - Collector Emitter Breakdown (Max)
40 V
Supplier Device Package
SOT-23-3
Vce Saturation (Max) @ Ib, Ic
300mV @ 5mA, 50mA
Base Product Number
Current - Collector Cutoff (Max)
100µA
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (12)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
MMBT3906-GComchip Technology0641-1945-2-ND$0.18000Direct
MMBT3906-7-FDiodes Incorporated0MMBT3906-FDITR-ND$0.12000Direct
MMBT3906Q-7-FDiodes Incorporated031-MMBT3906Q-7-FTR-ND$0.16000Similar
MMBT3906-TPMCC (Micro Commercial Components)0MMBT3906-TPTR-ND$0.10000Direct
MMBT3906LT3Gonsemi9,470MMBT3906LT3GOSTR-ND$0.11000Direct
Available To Order
Factory Stock: 126,000
3,000 estimated in stock on 28-Dec-2026

This is stock that is available at the supplier which may be available to DigiKey upon receipt of order.

All prices are in USD
Cut Tape (CT) & Digi-Reel®
QuantityUnit PriceExt Price
1$0.18000$0.18
10$0.10900$1.09
100$0.06720$6.72
500$0.04890$24.45
1,000$0.04295$42.95
* All Digi-Reel orders will add a $7.00 reeling fee.
Tape & Reel (TR)
QuantityUnit PriceExt Price
3,000$0.03004$90.12
6,000$0.02678$160.68
9,000$0.02511$225.99
15,000$0.02323$348.45
21,000$0.02212$464.52
30,000$0.02103$630.90
75,000$0.01866$1,399.50
150,000$0.01785$2,677.50
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.