STMicroelectronics Transistor, 4 A NPN, 400 V, 3-Pin TO-220
- RS Stock No.:
- 686-8048
- Mfr. Part No.:
- BUL128D-B
- Brand:
- STMicroelectronics
Subtotal (1 pack of 10 units)*
£2.97
(exc. VAT)
£3.56
(inc. VAT)
FREE delivery for orders over £50.00
In Stock
- 10 unit(s) ready to ship from another location
- Plus 1,420 unit(s) shipping from 09 March 2026
Need more? Click ‘Check delivery dates’ to find extra stock and lead times.
Units | Per unit | Per Pack* |
|---|---|---|
| 10 + | £0.297 | £2.97 |
*price indicative
- RS Stock No.:
- 686-8048
- Mfr. Part No.:
- BUL128D-B
- Brand:
- STMicroelectronics
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | STMicroelectronics | |
| Product Type | Transistor | |
| Maximum DC Collector Current Idc | 4A | |
| Maximum Collector Emitter Voltage Vceo | 400V | |
| Package Type | TO-220 | |
| Mount Type | Through Hole | |
| Transistor Configuration | Single | |
| Maximum Collector Base Voltage VCBO | 700V | |
| Maximum Emitter Base Voltage VEBO | 9V | |
| Minimum Operating Temperature | 0°C | |
| Minimum DC Current Gain hFE | 10 | |
| Maximum Power Dissipation Pd | 70W | |
| Transistor Polarity | NPN | |
| Maximum Operating Temperature | 150°C | |
| Pin Count | 3 | |
| Length | 10.4mm | |
| Height | 28.9mm | |
| Width | 4.6 mm | |
| Standards/Approvals | No | |
| Automotive Standard | No | |
| Select all | ||
|---|---|---|
Brand STMicroelectronics | ||
Product Type Transistor | ||
Maximum DC Collector Current Idc 4A | ||
Maximum Collector Emitter Voltage Vceo 400V | ||
Package Type TO-220 | ||
Mount Type Through Hole | ||
Transistor Configuration Single | ||
Maximum Collector Base Voltage VCBO 700V | ||
Maximum Emitter Base Voltage VEBO 9V | ||
Minimum Operating Temperature 0°C | ||
Minimum DC Current Gain hFE 10 | ||
Maximum Power Dissipation Pd 70W | ||
Transistor Polarity NPN | ||
Maximum Operating Temperature 150°C | ||
Pin Count 3 | ||
Length 10.4mm | ||
Height 28.9mm | ||
Width 4.6 mm | ||
Standards/Approvals No | ||
Automotive Standard No | ||
High Voltage Transistors, STMicroelectronics
Bipolar Transistors, STMicroelectronics
A broad range of NPN and PNP Bipolar Transistors from STMicroelectronics including General Purpose, Darlington, Power and High-Voltage devices in both SMT and Through-hole packages.
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