CMDB

The CMDB series of high efficiency chassis mount DC/DC converters are single output modules with up to 40 watts of output power. This product is ideal for telecom and networking applications, and is designed for a 2:1 input range of 9VDC-18VDC, 18VDC-36VDC or 36VDC-75VDC. Standard specifications include excellent load regulation, remote on/off capability, and short-circuit protection. Chassis mounts come in open frame, U channel, and enclosed types.

● High Efficiency up to 90% ● Fixed Switching Frequency ● Six-Sided Continuous Shield ● 2:1 Wide Input Voltage Range ● International Safety Standard Approval ● Call Factory for More Output Power Options ● Chassis Mount Options: Open Frame, U Channel, and Enclosed Types Available
Model
Number
Input
Voltage
Output
Voltage
Output
Current
Output
Power (W)
No.
Outputs
Case  
CMDB12S1.5-12 Input Voltage: 12 Output Voltage: 1.5 Output Current: 8A Output Power (W): 12 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB24S1.5-12 Input Voltage: 12 Output Voltage: 1.5 Output Current: 8A Output Power (W): 12 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB48S1.5-12 Input Voltage: 48 Output Voltage: 1.5 Output Current: 8A Output Power (W): 12 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB12S1.8-14 Input Voltage: 12 Output Voltage: 1.8 Output Current: 8A Output Power (W): 14.4 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB24S1.8-14 Input Voltage: 24 Output Voltage: 1.8 Output Current: 8A Output Power (W): 14.4 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB48S1.8-14 Input Voltage: 48 Output Voltage: 1.8 Output Current: 8A Output Power (W): 14.4 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB12S2.5-20 Input Voltage: 12 Output Voltage: 2.5 Output Current: 8A Output Power (W): 20 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB24S2.5-20 Input Voltage: 24 Output Voltage: 2.5 Output Current: 8A Output Power (W): 20 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB48S2.5-20 Input Voltage: 48 Output Voltage: 2.5 Output Current: 8A Output Power (W): 20 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB12S3.3-26 Input Voltage: 12 Output Voltage: 3.3 Output Current: 8A Output Power (W): 26.4 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB24S3.3-26 Input Voltage: 24 Output Voltage: 3.3 Output Current: 8A Output Power (W): 26.4 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB48S3.3-26 Input Voltage: 48 Output Voltage: 3.3 Output Current: 8A Output Power (W): 26.4 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB12S12-40 Input Voltage: 12 Output Voltage: 12 Output Current: 3.333A Output Power (W): 40 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB12S15-40 Input Voltage: 12 Output Voltage: 15 Output Current: 2.666A Output Power (W): 40 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB12S5-40 Input Voltage: 12 Output Voltage: 5 Output Current: 8A Output Power (W): 40 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB24S12-40 Input Voltage: 24 Output Voltage: 12 Output Current: 3.333A Output Power (W): 40 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB24S15-40 Input Voltage: 24 Output Voltage: 15 Output Current: 2.666A Output Power (W): 40 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB24S5-40 Input Voltage: 24 Output Voltage: 5 Output Current: 8A Output Power (W): 40 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB48S12-40 Input Voltage: 48 Output Voltage: 12 Output Current: 3.333A Output Power (W): 40 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB48S15-40 Input Voltage: 48 Output Voltage: 15 Output Current: 2.666A Output Power (W): 40 No. Outputs: S Case: Chassis Mount Get a Quote
CMDB48S5-40 Input Voltage: 48 Output Voltage: 5 Output Current: 8A Output Power (W): 40 No. Outputs: S Case: Chassis Mount Get a Quote
Specification Value
Input
Input Voltage (Nominal): 12, 24, 48
Input Voltage Range: 18-36, 36-75, 9-18
Remote ON/OFF: Yes
UVLO: Yes
Input Frequency: 0 Hz
Output
Output Voltage: 1.5, 1.8, 2.5, 3.3, 5, 12, 15
Voltage Accuracy: ±1%
Output Current: 8A, 3.333A, 2.666A
Output Power (Watts): 12, 14.4, 20, 26.4, 40
Output Trim/Adjustability: ±10%
Short Circuit Protection: hiccup, automatic recovery
Over Voltage Protection: Yes
General
Efficiency: Up to 90%
Isolation: 1600VDC
Environmental
Operating Temperature: -40 - +85°C with derating
Storage Temperature: -55 to +105°C
Physical
Weight: 7 oz.
Dimensions: 4in. × 2.25in. × 0.81in.
Shielding: Six-Sided
Notes & safety
Notes: 1. The ON/OFF control pin voltage is referenced to the negative input.
2. MTBF: BELLCORE TR-NWT-000332. Case I: 50% Stress, Temperature at 40°C. (Ground fixed and controlled environment).
3. Heat sink is optional. Please call factory for ordering details.
4. Chassis Mount Options: No suffix for open frame, "U" suffix for U Channel (add $10.00 to the listed price), and "E" suffix for Enclosed type (add $17.00 to the listed price).
Due to advances in technology, specifications are subject to change without notice.
Safety Approvals: IEC60950-1, UL60950-1, EN60950-1

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