CMRJW WALL | Alldatasheet

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Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 CMRJW Series

12 Watt Single Output

4:1 Input Voltage Range Chassis Mount DC/DC Converter Rev B

FEATURES

  • UL/CUL 1950
  • Regulated Output
  • Over Voltage Protection
  • > 1500VDC I/O Isolation
  • Output Power up to 12 Watts
  • Continuous Short Circuit Protection
  • 4:1 Ultra Wide Input Range, High Efficiency
  • Call Factory for More Output Power Options
  • Ideal for Telecom and Networking Applications
  • Chassis Mount Options: Open Frame, U Channel, and Enclosed Types Available SPECIFICATIONS: CMRJW Series All specifications are based on 25°C, Nominal Input Voltage, and Maximum Output Current unless otherwise noted. We reserve the right to change specifications based on technological advances. SPECIFICATION TEST CONDITIONS Min Typ Max Unit INPUT (Vin) 24V nominal input models 9 24 36 VDC Input Voltage Range 48V nominal input models 18 48 75 VDC Remote ON/OFF Pin 6 (optional see notes 1, 2 and 3) TTL Logic OUTPUT (Vo) Output Voltage Range See Table Output Voltage Accuracy ±1.0 % of Vo Load Regulation 10% - 100% load ±0.5 % Line Regulation High Line / Low Line ±0.5 % Output Power 12 W Output Current Range See Table Ripple & Noise (20MHz) < 75 mVpk-pk Transient Response Within ±1% Vout < 500 µs REMOTE ON/OFF (POSITIVE REFERENCED) Supply On 2.5VDC to 5.5VDC or Open Circuit Supply Off -0.7 0.8 VDC Standby Input Current 10 mA Control Common Referenced to Negative Input REMOTE ON/OFF (NEGATIVE REFERENCED) Supply On -0.7 1.2 VDC Supply Off 3.5VDC to 10VDC or open circuit Source Current Remote Pin 1 mA Control Common Referenced to Negative Input PROTECTION Over Current Protection Limiting (% of Iout) Short Circuit Protection Continuous GENERAL Efficiency See Table Switching Frequency 400 KHz Isolation Voltage (input to output) >100MΩ Resistance (60 seconds) > 1500 VDC ENVIRONMENTAL Operating Temperature (Ambient) No derating -40 +71 °C Storage Temperature -40 +125 °C Case Temperature 100 °C PHYSICAL Weight Approximately 6oz. Dimensions 4(L) x 2.2(W) x 0.81(H) inches TYPICAL APPLICATIONS
  • Low Profile & Height PCB
  • On-Board Distributed Power
  • 9V-36V or 18V-75VDC Telecom Input

Wall Industries, Inc. 5 Watson Brook Road Exeter, NH 03833 603-778-2300 www.wallindustries.com Fax 603-778-9797 CMRJW Series 4:1 Input Voltage Range Chassis Mount DC/DC Converter Rev B OUTPUT VOLTAGE / CURRENT RATING CHART Model Number Input Voltage Output Voltage Output Current Efficiency CMRJW24S33-2400 3.3 VDC 2400mA 78% CMRJW24S5-2000 5 VDC 2000mA 82% CMRJW24S12-1000 12 VDC 1000mA 84% CMRJW24S15-800 24VDC (9 – 36 VDC)

15 VDC 800mA 84%

CMRJW48S33-2400 3.3 VDC 2400mA 78% CMRJW48S5-2000 5 VDC 2000mA 82% CMRJW48S12-1000 12 VDC 1000mA 84% CMRJW48S15-800

48 VDC

(18 – 75 VDC)

  1. For negative logic remote on/off, add the suffix “R” to the part number (Ex: CMRJW48S12-1000R). 2. To add remote option and pin add the suffix “RC” to the part number (Ex: CMRJW48S12-1000RC). 3. Remote On/Off models do not have UL1950 approval. 4. Chassis Mount Options: No suffix for open frame, “U” suffix for U Channel, and “E” suffix for Enclosed type. MECHANICAL DRAWING Unit: inches [mm] Vin -Vin CNTL -Out TRM Out 4.00 [101.6] .81 [20.6] 2.25 [57.2] 3.66 [93.0] 1.13 [28.6] .17 [4.3] LABEL .16 [4.06] 2X MODEL NAME