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TRACOPOWER TMR 3WI Isolated 3W DC/DC Converter, Dual Output ±12V dc, 125 mA, 4.5-18V Input, Through Hole SIP TMR 3-1222WI
Specifications
| Country of Origin | Taiwan |
|---|---|
| Voltage | Converters / DC-DC Converters TRACOPOWER TMR 3WI DC/DC Converter, 12V dc/ 125 mA |
| Brand | TRACOPOWER |
| Efficiency | 0.8% |
| Length | 21.8mm |
| Model | TMR 3-1222WI |
| Depth | 11.2mm |
| Gross Weight | 4.8g |
| Width | 9.1mm |
| Mount Type | Through Hole |
| Series | TMR 3WI |
| Maximum Operating Temperature | 85°C |
| Package Type | SIP |
| Minimum Operating Temperature | -40°C |
| MTBF | 3400000h |
| Number of outputs | 2 |
| Ripple and Noise | 30mV Pk-Pk |
| Maximum Output Power | 3W |
| Maximum Input Voltage | 18V dc |
| Standards/Approvals | RoHS |
| Minimum Input Voltage | 4.5V |
| Number of Pins | 7 |
| Output Voltage 1 | 12V dc |
| Output Current 1 | 125mA |
| Isolation Voltage | 1.6kV dc |
| Input Ratio | 4:1 |
| Output Voltage 2 | -12V dc |
| Input Ratio4 | 1 |
Key Features
- Isolated dual-output DC/DC converter with regulated ±12V output voltage.
- Supports input voltage from 4.5V to 18V dc for wide application versatility.
- Maximum output power of 3 watts with continuous short circuit protection.
- Compact SIP package with through-hole mounting for ease of PCB integration.
- Wide operating temperature range from -40°C to +85°C for industrial environments.
- High isolation voltage of 1.6kV dc ensuring system safety and noise reduction.
- Low ripple and noise of 30mV peak-to-peak for sensitive electronics.
- Long MTBF of 3,400,000 hours, supporting reliable long-term operation.
Product Description
TRACOPOWER TMR 3-1222WI is a high-reliability isolated DC/DC converter featuring an ultra-wide 4:1 input voltage range from 4.5V to 18V dc, providing dual regulated ±12V outputs at 125 mA with a total power rating of 3 watts. The converter is housed in a compact SIP-8 through-hole package measuring 21.8mm in length, 11.2mm in depth, and 9.1mm in width, enabling integration in space-constrained industrial and instrumentation applications.
Designed for durability, the unit operates reliably in extreme temperature conditions ranging from -40°C to +85°C, making it suitable for rugged industrial, laboratory, and instrumentation environments. It features continuous short circuit protection to ensure system safety under fault conditions.
The product delivers low ripple and noise of 30mV peak-to-peak and offers an isolation voltage of 1.6kV dc to protect against electrical interference and ensure clean power conversion. Its long mean time between failures (MTBF) of 3.4 million hours reflects high quality and dependable performance.
Applications for the TMR 3-1222WI include battery-powered equipment, instrumentation, industrial control systems, and any scenario requiring stable DC voltage conversion with galvanic isolation. The device's high efficiency of approximately 80% reduces heat dissipation and improves power efficiency.
Isolated 3W DC/DC converter with regulated dual ±12V outputs at 125 mA. Wide input voltage range: 4.5V to 18V dc with 4:1 ratio. Through-hole SIP-8 package for easy PCB mounting. Operating temperature from -40°C up to 85°C suitable for harsh environments.
1.6kV dc isolation voltage for electrical safety and noise reduction. Extremely low ripple and noise for sensitive applications. Long MTBF of 3,400,000 hours ensures reliable performance. Continuous short circuit protection for robust operation.
Compact size: 21.8 x 11.2 x 9.1 mm.
This TRACOPOWER DC/DC converter is an ideal solution for industrial, laboratory, instrumentation, and battery-powered applications requiring reliable, compact, and isolated DC power conversion. Explore more products in EnvMart under Electronics & Electricals > Converters > DC/DC Converter.
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Frequently Asked Questions
The TMR 3-1222WI operates with an input voltage range from 4.5V to 18V dc, providing a wide application versatility.
This model provides dual regulated outputs of ±12V dc at a maximum output current of 125 mA each, with a total output power of 3 watts.
The isolation voltage for this converter is 1.6kV dc, which helps protect against electrical interference and ensures clean power conversion.
The efficiency of this DC/DC converter is approximately 80%, which helps reduce heat dissipation and improve power efficiency.
This unit has a compact size with dimensions of 21.8mm in length, 11.2mm in depth, and 9.1mm in width.
The TMR 3-1222WI operates reliably in temperatures ranging from -40°C to +85°C, making it suitable for harsh industrial environments.
It delivers low ripple and noise of 30mV peak-to-peak, which is essential for sensitive electronics applications.
This converter features a through-hole SIP package, allowing for easy PCB integration.
This model includes continuous short circuit protection to ensure system safety under fault conditions.
The MTBF for the TMR 3-1222WI is 3,400,000 hours, indicating high reliability and performance longevity.
This DC/DC converter is suitable for applications such as battery-powered equipment, instrumentation, and industrial control systems requiring stable DC voltage conversion.
This model is RoHS compliant, ensuring it meets environmental and safety standards for electronic devices.
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