High Surge Current NPN Transistor Taiwan Semiconductor BC548B B1G RoHS Compliant and UL 94 V 0 Rated
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Product Description
Product Overview
The BC546A/B/C and BC550A/B/C are NPN small signal transistors from Taiwan Semiconductor. These transistors offer low power loss, high efficiency, and are ideal for automated placement with high surge current capability. They are RoHS compliant and suitable for applications such as switching mode power supplies (SMPS), adapters, lighting, and on-board DC/DC converters.
Product Attributes
- Brand: Taiwan Semiconductor
- Certifications: RoHS Compliant
- Material: Molding compound meets UL 94 V-0 flammability rating
- Terminal: Matte tin plated leads, solderable per J-STD-002, meet JESD 201 class 1A whisker test
- Weight: 190mg (approximately)
Technical Specifications
| Parameter | Symbol | BC546 | BC547, BC550 | BC548, BC549 | Unit |
| Collector-base voltage, emitter open | VCBO | 80 | 50 | 30 | V |
| Collector-emitter voltage, base open | VCEO | 65 | 45 | 30 | V |
| Emitter-base voltage, collector open | VEBO | 6 | 6 | 6 | V |
| Collector current | IC | 100 | 100 | 100 | mA |
| Peak collector current | ICM | 200 | 200 | 200 | mA |
| Power dissipation | PD | 500 | 500 | 500 | mW |
| Junction temperature | TJ | -65 to +150 | -65 to +150 | -65 to +150 | C |
| Storage temperature | TSTG | -65 to +150 | -65 to +150 | -65 to +150 | C |
| Parameter | Conditions | Symbol | Min | Typ | Max | Unit |
| Collector cutoff current, emitter open | VCB = 30V | ICBO | - | - | 15 | nA |
| Emitter cutoff current, collector open | VEB = 5V | IEBO | - | - | 100 | nA |
| DC current gain | VCE = 5V, IC = 2mA | hFE | ||||
| Current gain group A | hFE | 110 | - | 220 | ||
| Current gain group B | hFE | 200 | - | 450 | ||
| Current gain group C | hFE | 420 | - | 800 |
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