UL 94 V 0 Rated Molding Compound Taiwan Semiconductor BC549A A1G Transistor for Power Supply Designs
Key Attributes
Model Number:
BC549A A1G
Product Custom Attributes
Mfr. Part #:
BC549A A1G
Product Description
Product Overview
The BC546A/B/C to BC550A/B/C series are NPN small signal transistors from Taiwan Semiconductor. These transistors offer low power loss and high efficiency, making them ideal for automated placement. They feature high surge current capability and are RoHS compliant. Applications include switching mode power supplies (SMPS), adapters, lighting, and on-board DC/DC converters.
Product Attributes
- Brand: Taiwan Semiconductor
- Certifications: RoHS Compliant
- 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
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 | 110 | 200 | 800 | - |
2410301740_Taiwan-Semiconductor-BC549A-A1G_C22038954.pdf
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