TMR 9-2421WI The Traco Power TMR 9-2421WI is an isolated DC/DC converter providing dual +/-5 VDC outputs at 800 mA each (8 W total) from a 9-36 VDC input.
Mfr Part #:

TMR 9-2421WI

Available from 1 distributors
Mfr Name: Traco Power
Traco Power
The Traco Power TMR 9-2421WI is an isolated DC/DC converter providing dual +/-5 VDC outputs at 800 mA each (8 W total) from a 9-36 VDC input.
Total Stock: 7 pcs
$ Price Range: $39.49 - $44.99

TMR 9-2421WI Available from 1 distributor

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TMR 9-2421WI Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Applications
Approval Agency
Current
Efficiency
Features
Height
Input Current (Maximum @ Full Load, 24 Vin models, 5/-5 Vout)
Input Current (Typical @ No load, 24 Vin models)
Input Filter
Input Voltage (Minimum/Maximum)
Input Voltage (Nominal @ Nominal)
Isolation Voltage
Lead Style
Length
Mounting Type
Number of Outputs
Operating Temperature
Output Current (Nominal @ Output 2)
Output Voltage (Nominal @ Output 2)
Power (Watts)
Recommended Input Fuse
Surge Voltage
Tape & Reel
Type
Voltage
Voltage Set Accuracy
Width

TMR 9-2421WI Description

Short technical summary and product information.

The Traco Power TMR 9-2421WI is a member of the TMR 9WI series of isolated DC/DC converter modules. It accepts a wide 4:1 input voltage range of 9 to 36 VDC (nominal 24 VDC) and delivers regulated dual outputs of +5 VDC and -5 VDC, each rated for 800 mA, for a total output power of 8 W.

 

This converter features an I/O isolation voltage of 1600 VDC and a typical efficiency of 86%. It includes remote On/Off control and short circuit protection (SCP). The operating temperature range is -40°C to +85°C with derating.

 

The TMR 9-2421WI is housed in a compact 8-SIP through-hole metal package with 6 leads, measuring 21.8 mm x 9.6 mm x 11.2 mm. It is fully RoHS compliant and carries CB and cURus safety approvals.

TMR 9-2421WI Quick Information

Product Type: DC DC Converter
Series: TMR 9-2421WI
Canonical Name: Traco Power TMR 9-2421WI DC/DC Converter, 9-36 VDC Input, +/-5 VDC Output, 8 W
Subcategory: Dual Output DC/DC Converter

TMR 9-2421WI Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

TMR 9-2421WI Estimated Pricing

Qty Low High
1+ $44.99 $44.99
10+ $42.61 $42.61
20+ $41.70 $41.70
50+ $41.02 $41.02
100+ $40.35 $40.35
200+ $39.49 $39.49

Estimated market price range - modelled values for guidance only, not live distributor offers.

TMR 9-2421WI Features

  • Wide 4:1 input voltage range of 9-36 VDC.
  • Dual regulated outputs of +/-5 VDC.
  • 1600 VDC input/output isolation.
  • Compact SIP-8 through-hole metal package.
  • Includes remote On/Off and short circuit protection.

TMR 9-2421WI Applications

  • Ideal for industrial control and instrumentation.
  • Suitable for communication equipment power supplies.
  • Used in distributed power architectures.
  • Perfect for space-critical board-level designs.

TMR 9-2421WI FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the TMR 9-2421WI?

The input voltage range is 9 to 36 VDC, with a nominal voltage of 24 VDC.

What are the output voltages and currents?

It provides dual outputs: +5 VDC at 800 mA and -5 VDC at 800 mA.

What is the total output power?

The total output power is 8 W.

What is the operating temperature range?

The operating temperature range is -40°C to +85°C with derating.

What package type does the TMR 9-2421WI use?

It uses an 8-SIP Module, 6 Leads through-hole package.

Is the TMR 9-2421WI RoHS compliant?

Yes, it is fully RoHS compliant as stated in the datasheet.

What is the isolation voltage?

The I/O isolation voltage is 1600 VDC.

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