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TRACOPOWER Regulated Isolated 3W DC/DC Converter 12V DC 250mA 75V Max Input TMR 3-4812WI
Specifications
| Country of Origin | Taiwan |
|---|---|
| Voltage | Converters / DC-DC Converters TRACOPOWER TMR 3WI DC/DC Converter, 12V dc/ 250 mA |
| Brand | TRACOPOWER |
| Efficiency | 79% |
| Length | 21.8mm |
| Model | TMR 3-4812WI |
| Depth | 11.1mm |
| Width | 9.2mm |
| Mount Type | PCB |
| Series | TMR 3WI |
| Maximum Operating Temperature | 85°C |
| Package Type | SIP |
| Minimum Operating Temperature | -40°C |
| MTBF | 3400000h |
| Number of outputs | 1 |
| Maximum Output Power | 3W |
| Maximum Input Voltage | 75V dc |
| Standards/Approvals | RoHS |
| Minimum Input Voltage | 18V |
| Number of Pins | 7 |
| Output Voltage 1 | 12V dc |
| Output Current 1 | 250mA |
| Output Voltage Adjustment Range | 18/75 V |
| Isolation Voltage | 1.5kV dc |
| Input Ratio | 4:1 |
| Input Ratio 4 | 1 |
| Ultra wide 4 | 1 input range |
Key Features
- High efficiency of up to 79 percent ensures reduced power loss.
- Compact SIP plastic package measuring 21.8 x 9.2 x 11.1 mm for space-critical applications.
- Operates reliably within a temperature range of -40°C to +85°C.
- Offers 1.5kV DC isolation suitable for instrumentation and battery-powered equipment.
- Includes overload and overvoltage protection with remote On/Off control.
- Mean time between failures (MTBF) rated at 3,400,000 hours for long service life.
- Single output configuration with seven pins and secure PCB mount type.
- Complies with RoHS standards and UL/cUL IEC safety approvals.
Product Description
TRACOPOWER TMR 3-4812WI is a regulated, isolated DC/DC converter that delivers a stable 12V DC output at 250mA and a maximum output power of 3W. Designed with a compact SIP plastic package of 21.8 mm length, 9.2 mm width, and 11.1 mm depth, it is ideal for cramped PCB spaces in industrial, electronic, and instrumentation applications.
This converter supports a wide input voltage range from 18V to 75V DC, featuring a 4:1 input ratio, making it suitable for battery-powered and variable DC supply environments. It provides 1.5kV DC isolation to prevent electrical noise and interference between input and output, enhancing device reliability and safety.
Operating efficiently up to 79 percent, the TMR 3-4812WI ensures minimal power loss during conversion. It functions reliably across a harsh temperature span from -40°C to +85°C, making it suitable for automotive, industrial, and outdoor uses. The device is equipped with overload and overvoltage protections, along with remote On/Off control for easy system integration and management.
Featuring seven pins and PCB mount configuration, this converter supports compact installations on various circuit boards. The high MTBF rating of 3,400,000 hours promises extended durability and operational trust. It complies with RoHS directives and carries UL/cUL IEC 60950-1 safety certifications, assuring electrical safety and environmental compliance.
High power density in a small SIP plastic package. Wide input voltage range of 18V to 75V with a 4:1 ratio. Operating temperature from -40°C to +85°C supports extreme conditions. 1.5kV DC isolation ensures robust electrical separation.
Overload and short-circuit protection enhance operational safety. Remote On/Off functionality allows flexible control schemes. Compact dimensions enable space-saving PCB designs. Meets RoHS and UL/cUL IEC 60950-1 standards for compliance.
This TRACOPOWER DC/DC converter is widely used for industrial automation, instrumentation, telecommunications, and battery-powered devices where reliable, isolated power conversion is critical. Explore more DC/DC Converters and related power supply solutions in the Electronics & Electricals category on EnvMart for your project and production needs.
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Frequently Asked Questions
This model provides a stable output voltage of 12V DC with a maximum output current of 250mA.
The TMR 3-4812WI supports a wide input voltage range from 18V to 75V DC, featuring a 4:1 input ratio.
It has compact dimensions of 21.8 mm in length, 9.2 mm in width, and 11.1 mm in depth, making it suitable for space-critical applications.
The maximum output power of the TMR 3-4812WI is 3W.
This model operates with an efficiency of up to 79%, which helps to reduce power loss during operation.
It offers 1.5kV DC isolation, which enhances electrical separation between input and output.
The TMR 3-4812WI operates reliably within a temperature range of -40°C to +85°C.
This converter features seven pins for secure PCB mounting.
It includes overload and overvoltage protection to enhance operational safety.
The TMR 3-4812WI complies with RoHS standards and carries UL/cUL IEC 60950-1 safety approvals.
This model is designed for PCB mounting, making it suitable for compact installations.
The MTBF for the TMR 3-4812WI is rated at 3,400,000 hours, indicating a long service life.
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