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- Datasheet Download Datasheet
- Stock & Prices $ Price & Stock for TIP146
- Part Number TIP146
- Manufacturer onsemi
- Pin Count 3
- Last Modified Date Aug 16, 2026 7:18 PM UTC
- Pinout / Pin List Click Here (Member Only)
TIP146 Details
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Manufacturer Part Number:
TIP146
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Brand Name:
onsemi
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Pbfree Code:
No
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Part Life Cycle Code:
Obsolete
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Part Package Code:
SOT-93 (T0-218) 4 LEAD
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Package Description:
CASE 340D-02, 3 PIN
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Pin Count:
3
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Manufacturer Package Code:
340D-02
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ECCN Code:
EAR99
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Manufacturer:
onsemi
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YTEOL:
0
TIP146 Frequently Asked Questions (FAQs)
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The maximum collector current for each Darlington pair is 1 A, but this can be increased to 2 A if the device is properly heat-sinked.
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Power dissipation can be calculated using the formula P = Vce(sat) x Ic, where Vce(sat) is the collector-emitter saturation voltage and Ic is the collector current. The maximum power dissipation is 2 W per Darlington pair.
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The minimum input current required to turn on the Darlington pair is typically around 1-2 mA, but this can vary depending on the specific application and operating conditions.
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Yes, the TIP146 can be used to drive inductive loads, but it's essential to add a flyback diode to protect the transistor from back-EMF. Additionally, ensure that the device is properly heat-sinked to handle the increased power dissipation.
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The base resistor value depends on the input current and voltage. A general rule of thumb is to choose a base resistor that limits the input current to around 1-5 mA. A higher value may be required for high-input-voltage applications.
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TIP146 Overview
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