TRACOPOWER TMR 3WIR DC/DC Converter, 12V dc/ 125 mA, 160V dc Input, 43V Input 3 W, Through Hole, 90 °C Max Temp -40 °C

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Subtotal (1 tube of 10 units)*

PHP18,128.90

(exc. VAT)

PHP20,304.37

(inc. VAT)

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Tube(s)
Per Tube
Per Unit*
1 - 1PHP18,128.90PHP1,812.89
2 - 3PHP17,730.08PHP1,773.008
4 +PHP17,349.38PHP1,734.938

*price indicative

RS Stock No.:
151-2075
Mfr. Part No.:
TMR 3-7222WIR
Manufacturer:
TRACOPOWER
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Brand

TRACOPOWER

Product Type

DC/DC Converter

Output Voltage 1

12V dc

Minimum Input Voltage

43V

Maximum Input Voltage

160V dc

Output Current 1

125mA

Output Current 2

125mA

Mount Type

Through Hole

Output Voltage 2

-12V dc

Input Ratio

4:1

Number of Outputs

2

MTBF

5535000h

Number of Pins

6

Isolation Voltage

3kV dc

Package Type

SIP

Maximum Output Power

3W

Depth

11.2mm

Series

TMR 3WIR

Width

9.6mm

Standards/Approvals

No

Length

21.8mm

Maximum Operating Temperature

90°C

Efficiency

83%

Minimum Operating Temperature

-40°C

COO (Country of Origin):
TW

TRACOPOWER TMR 3WIR Series DC-DC Converter, ±12V DC Output Voltage, 3W Power Rating - TMR 3-7222WIR


This Compact DC-DC converter from Tracopower is designed for consistent power delivery in various environments. With a power rating of 3W, it supports an input voltage range from 43 to 160V DC and provides a ±12 V DC output. This product, certified for railway applications, is suitable for transportation and industrial uses.

Features & Benefits


• Compact SIP-8 package fits in limited spaces

• I/O isolation voltage of 3000V DC enhances safety

• Operating temperature range from -40 to +90°C for adaptability

• Integrated short circuit protection increases durability

• High efficiency of 83% minimises energy loss

• Remote On/Off control simplifies system integration

Applications


• Suitable for use with railway equipment for effective power distribution

• Ideal for automation tasks requiring precise voltage regulation

• Works with electronic devices needing a regulated ±12 V supply

• Fits in high voltage systems where space is at a premium

• Designed for PCB mount in a variety of technical settings

How can the temperature range impact performance?


The converter maintains efficiency and reliable operation from -40 to +90°C, allowing it to function in different conditions.

What are the recommendations for external fusing?


Specific fuse ratings should be used based on input voltage; for instance, utilise 160 mA (slow blow) for 110V DC models.

How does the I/O isolation benefit the system?


The 3000V DC isolation promotes safety by preventing electrical faults from transferring between input and output, especially in sensitive situations.

What is the significance of the efficiency rating?


With an efficiency of 83%, the converter optimises energy usage and reduces heat generation, thereby improving overall system reliability.

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