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Recom Switching Regulator Through Hole 3.3V DC 500mA Output Current 1.65W Power R-78HB3.3-0.5L
Specifications
| Country of Origin | Taiwan |
|---|---|
| Brand | Recom |
| Power | 1.65W |
| Efficiency | 76% |
| Length | 11.5mm |
| Model | R-78HB3.3-0.5L |
| Depth | 8.5mm |
| Gross Weight | 4g |
| Width | 8.5mm |
| Mount Type | Through Hole |
| Series | R-78HB-0.5(L) |
| Output Current | 500mA |
| Maximum Operating Temperature | 85°C |
| Package Type | SIP |
| Load Regulation | ±0.6 % |
| Minimum Operating Temperature | -40°C |
| MTBF | 7395000h |
| Number of outputs | 1 |
| Ripple and Noise | 20mV Pk-Pk |
| Maximum Input Voltage | 72V dc |
| Line Regulation | ±1 % |
| Standards/Approvals | EN 60950 |
| Minimum Input Voltage | 9V |
| Output Voltage 1 | 3.3V dc |
Key Features
- Compact through-hole SIP package for easy PCB mounting.
- Wide operating temperature range from -40°C to +85°C.
- High efficiency of 76% for reduced heat dissipation.
- Input voltage range from 9V to 72V DC supports versatile power sources.
- Low ripple and noise of 20mV Pk-Pk for sensitive electronics.
- Pin compatible with LM78XX linear regulators for easy upgrade.
- Plastic non-conductive body improves electrical safety.
- Thermal shutdown and short circuit protection ensure durability.
Product Description
Recom R-78HB3.3-0.5L Switching Regulator is a high-efficiency power supply component designed to provide a regulated 3.3V DC output at 500mA current and 1.65W power dissipation. It features a through-hole SIP package with a compact design of 11.5mm length, 8.5mm width, and 8.5mm depth for convenient layout on printed circuit boards.
The regulator supports a broad input voltage range of 9V to 72V DC, making it suitable for various electronic projects and industrial applications. Operating reliably in extreme temperatures from -40°C to +85°C, it withstands harsh environmental conditions typically encountered in telecommunications and robotics.
The unit achieves 76% efficiency to minimize energy loss and heat generation. Low ripple and noise levels of 20mV peak-to-peak ensure clean power delivery to sensitive circuits. Its pin configuration is compatible with the LM78XX series linear regulators, enabling straightforward replacements and system upgrades.
The durable plastic body is non-conductive to reduce risk of shock hazards. Additional built-in protections include thermal shutdown and continuous short-circuit safeguards, enhancing stable long-term operation.
Compact SIP through-hole design for easy PCB integration. Wide operating temperature range from -40 to +85°C. High efficiency reduces heat waste and improves reliability. Wide input voltage supports diverse power inputs up to 72V DC.
Low ripple and noise minimize electrical interference. Pin compatible with LM78XX linear regulators. Non-conductive plastic body improves electrical safety. Thermal and short circuit protection features. MTBF of over 7 million hours ensures long service life.
Ideal for telecom, robotics, lighting fixtures, and computing.
This model is approved to industry standards including EN 60950 and comes from Taiwan, Province Of China. It is ideal for various industrial, telecommunications, robotic, and computer applications requiring reliable DC voltage regulation. For detailed technical documents and certificates, please refer to official Recom datasheets and compliance statements.
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Frequently Asked Questions
This model provides a regulated output voltage of 3.3V DC.
It can deliver a maximum output current of 500mA.
The input voltage range is from 9V to 72V DC.
This switching regulator has an efficiency of 76%.
The dimensions are 11.5mm in length, 8.5mm in width, and 8.5mm in depth.
It operates reliably in temperatures ranging from -40°C to +85°C.
The output ripple and noise is specified at 20mV peak-to-peak.
It comes in a compact SIP (Single In-line Package) design for through-hole mounting.
Yes, it features thermal shutdown and continuous short-circuit protection.
The load regulation is ±0.6%.
It is approved to industry standards including EN 60950.
This product is manufactured in Taiwan.
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