Surface Mount NPN Bipolar Transistor Guangdong Hottech A42 with High Breakdown Voltage Features
Key Attributes
Model Number:
A42
Product Custom Attributes
Emitter-Base Voltage(Vebo):
5V
Current - Collector Cutoff:
250nA
Pd - Power Dissipation:
500mW
Transition Frequency(fT):
50MHz
Current - Collector(Ic):
300mA
Collector - Emitter Voltage VCEO:
300V
Mfr. Part #:
A42
Package:
SOT-89
Product Description
Product Overview
The A42 is an NPN bipolar transistor designed for surface mount applications. It offers a high breakdown voltage, low collector-emitter saturation voltage, and is complementary to the A92 transistor. This device is suitable for various electronic applications requiring reliable transistor performance.
Product Attributes
- Brand: GUANGDONG HOTTECH INDUSTRIAL CO.,LTD
- Origin: China
- Case Material: Molded Plastic
- Classification Rating: UL 94V-0
- Email: hkt@heketai.com
Technical Specifications
| Parameter | Symbol | Value | Unit | Conditions |
| Collector-Base Voltage | VCBO | 300 | V | |
| Collector-Emitter Voltage | VCEO | 300 | V | |
| Emitter-Base Voltage | VEBO | 5 | V | |
| Collector Current (continuous) | IC | 300 | mA | |
| Collector Current (peak) | ICM | 500 | mA | |
| Collector Power Dissipation | PC | 500 | mW | |
| Thermal Resistance Junction To Ambient | RJA | 250 | C/W | |
| Junction Temperature | TJ | 150 | C | |
| Storage Temperature | TSTG | -55 ~+150 | C | |
| Collector-base breakdown voltage | V(BR)CBO | 300 | V | IC=100uAIE=0 |
| Collector-emitter breakdown voltage | V(BR)CEO | 300 | V | IC=1mAIB=0 |
| Emitter-base breakdown voltage | V(BR)EBO | 5 | V | IE=100uAIC=0 |
| Collector cut-off current | ICBO | 0.25 | uA | VCB=200V, IE=0 |
| Emitter cut-off current | IEBO | 0.1 | uA | VEB=5V, IC=0 |
| DC current gain | hFE1 | 60 | VCE=10V, IC=1mA | |
| DC current gain | hFE2 | 100-300 | VCE=10V, IC=10mA | |
| DC current gain | hFE3 | 75 | VCE=10V, IC=30mA | |
| Collector-emitter saturation voltage | VCE(sat) | 0.2 | V | IC=20mAIB=2 mA |
| Base-emitter saturation voltage | VBE(sat) | 0.9 | V | IC=20mAIB=2 mA |
| Transition frequency | fT | 50 | MHz | VCE=20V,IC=10mA, f=30MHz |
Package Outline Dimensions (SOT-89)
| Symbol | Dimensions In Millimeters (Min.) | Dimensions In Millimeters (Max.) | Dimensions In Inches (Min.) | Dimensions In Inches (Max.) |
| A | 1.400 | 1.600 | 0.055 | 0.063 |
| b | 0.320 | 0.520 | 0.013 | 0.020 |
| b1 | 0.400 | 0.580 | 0.016 | 0.023 |
| c | 0.350 | 0.440 | 0.014 | 0.017 |
| D | 4.400 | 4.600 | 0.173 | 0.181 |
| D1 | 1.550 | REF | 0.061 | REF |
| E | 2.300 | 2.600 | 0.091 | 0.102 |
| E1 | 3.940 | 4.250 | 0.155 | 0.167 |
| e | 1.500 | TYP | 0.060 | TYP |
| e1 | 3.000 | TYP | 0.118 | TYP |
| L | 0.900 | 1.200 | 0.035 | 0.047 |
Tape and Reel Dimensions (SOT-89)
| TYPE | A | B | C | d | E | F | P0 | P | P1 | W | TOLERANCE |
| SOT-89 | 4.85 | 4.45 | 1.85 | 1.50 | 1.75 | 5.50 | 4.00 | 8.00 | 2.00 | 12.00 | 0.1 |
| REEL OPTION | D | D1 | D2 | G | H | I | W1 | W2 | TOLERANCE |
| 7 DIA | 178 | 54.40 | 13.00 | R78 | R25.60 | R6.50 | 13.20 | 16.50 | 2, 1 |
2507111630_Guangdong-Hottech-A42_C49238154.pdf
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