ChipNobo Replacement
NB128
100% Pin-to-Pin CompatibleVerified by ChipNobo CVR
Image for reference only
Global Brand Reference
- Product type
- Single Bipolar Transistors
- Description
- TRANS NPN 400V 4A TO-220
- Original MPN
- BUL128
- Manufacturer
- STMicroelectronics
ChipNobo MPN
NB128
- High-reliability design
- Long-term stable supply
- RoHS compliant
Technical specification comparison (core parameters)
| Parameter | STMicroelectronicsBUL128 | ChipNoboNB128 | Match |
|---|---|---|---|
| Part Status | Active | Active | |
| Mounting Type | Through Hole | Through Hole | |
| Package / Case | TO-220-3 | TO-220-3 | |
| Transistor Type | NPN | NPN | |
| Supplier Device Package | TO-220 | TO-220 | |
| Operating Temperature | 150°C (TJ) | 150°C (TJ) | |
| Current - Collector (Ic) (Max) | 4 A | 4 A | |
| Voltage - Collector Emitter Breakdown (Max) | 400 V | 400 V | |
| Current - Collector Cutoff (Max) | 100µA | 100µA | |
| Power - Max | 70 W | 70 W | |
| Vce Saturation (Max) @ Ib, Ic | 500mV @ 1A, 4A | 500mV @ 1A, 4A | |
| DC Current Gain (hFE) (Min) @ Ic, Vce | 14 @ 2A, 5V | 14 @ 2A, 5V | |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) |
Supply & lifecycle
| Lifecycle status | Active |
|---|---|
| NRND | No |
| EOL | No |
| PCN monitor | No |
| Last buy date | No Deadline |
| Alternate availability | Sufficient |
| Application areas | |
| Battery Management System (BMS) | On-Board Charger (OBC) |
| EV DC/DC Converter | ADAS Camera System |
| Industrial Robot | Servo Motor Drive |
| PLC Controller | Semiconductor Equipment |
| Solar Inverter | Power Supply System |
| 5G Base Station | Smart Speaker |
Compatibility verification
封装匹配
Package Match
引脚匹配
Pin Match
电气参数匹配
Electrical Match
工作范围匹配
Operating Range Match
品质与可靠性匹配
Qualification Match
100%脚对脚兼容
Pin-to-pin Compatible
Pin-to-Pin Replacement Solutions
100% Pin-to-Pin Compatible • Same Package • Same Key Electrical Parameters • Same Application
Related products
View more >Part Number
NB128