HMHA281R4
onsemi
onsemi
OPTOISO 3.75KV TRANSISTOR 4SMD
$1.00
Available to order
Reference Price (USD)
2,500+
$0.19965
Exquisite packaging
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| TNT | 2-6 days |
| EMS | 3-7 days |
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HMHA281R4
$1.00
Product details
Maximize system reliability with onsemi's HMHA281R4, a premium optoisolator designed for critical isolation applications. This versatile component combines transistor and photovoltaic outputs to address diverse circuit isolation requirements with superior performance. Its optical coupling technology provides complete galvanic separation while maintaining signal integrity across the isolation barrier. The HMHA281R4 features optimized switching characteristics for both analog and digital signals, making it adaptable to various system architectures. Engineers appreciate its consistent performance over extended temperature ranges and immunity to electromagnetic interference. Common applications include industrial automation interfaces, power management systems, and safety-critical control circuits. The telecommunications industry utilizes these optoisolators in base station equipment, while energy sector applications span from smart meters to grid monitoring systems. Medical device designers specify the HMHA281R4 for its reliable patient isolation in diagnostic equipment. With onsemi's reputation for quality and innovation, this optoisolator delivers the performance your application demands. Complete our online inquiry form for prompt pricing and delivery information on the HMHA281R4.
General specs
- Product Status: Obsolete
- Number of Channels: 1
- Voltage - Isolation: 3750Vrms
- Current Transfer Ratio (Min): 50% @ 5mA
- Current Transfer Ratio (Max): 600% @ 5mA
- Turn On / Turn Off Time (Typ): -
- Rise / Fall Time (Typ): 3µs, 3µs
- Input Type: DC
- Output Type: Transistor
- Voltage - Output (Max): 80V
- Current - Output / Channel: 50mA
- Voltage - Forward (Vf) (Typ): 1.3V (Max)
- Current - DC Forward (If) (Max): 50 mA
- Vce Saturation (Max): 400mV
- Operating Temperature: -55°C ~ 100°C
- Mounting Type: Surface Mount
- Package / Case: 4-SOIC (0.173", 4.40mm Width)
- Supplier Device Package: 4-Mini-Flat
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