75W Dual Output DC/DC Converter : CHB75-D
CHB75-D - 75 Watts Dual Output DC-DC Converter with Isolation
Description
DC-DC Converter- isolated DC DC converter - Module
75W Isolated Dual Output Wide Input DC/DC Converter Modules meets UL60950-1 and CE Mark 2004/108/EC.Features
- 75W Isolated Output
- Regulated Outputs
- 2:1 Input Range
- 400KHz Switching Frequency
- Half-Brick Size Meet Industry Standard
- Total Power 75W With 15A Max.
Specification
| Input Voltage Range | See Model List |
| Under voltage Lockout | ... 24Vin power up ... 17V ; power down ... 15.5V ... 48Vin power up ... 34V ; power down ... 32.5V |
| Positive Logic Remote On/Off⁴⁵ | |
| Input Filter | PI Type |
| Voltage Accuracy | ±2% max. |
| Transient Response | 25% step load change ... < 500 μs |
| External Trim Adj. Range Each Output | ±5% |
| Ripple & Noise (20MHz BW⁶) | 3.3V & 5V & 2.5V......... 40mV RMS max. ....................................... 100mV pK-pK max. |
| Temperature Coefficient | ±0.03% / °C max. |
| Short Circuit Protection | Continuous |
| Line Regulation¹ | ±0.2% max. |
| Load Regulation² | ±0.5% max. |
| OVP Trip Range,% Vo nom | 115~140% |
| Current Limit³ | 110%~140% Nominal Output |
| Isolation Voltage | ... Input/Output ...1500VDC min. ... Input/Case ...1500VDC min. ... Output/Case ...1500VDC min. |
| Isolation Resistance | 10⁷Ω min |
| Switching Frequency | 400KHz typ. |
| Operating Case Temperature | -40°C to +100°C |
| Storage Temperature Range | -55°C to +105°C |
| Thermal Shutdown,Case Temp. | 100°C Typ. |
| Case Material | Aluminum Baseplate with plastic Case |
| Dimensions | L2.28xW2.40xH0.52 inches (57.9x61.0x13.2mm) |
| Weight | 108g |
Model
| Model No. | I/P Vol. | O/P Vol. | O/P Current | O/P Watts (max.) |
| CHB75-24D05-2V5 | 18-~36VDC | 5 VDC / 3.3 VDC | 15A / 15A | 75W |
| CHB75-24D05-3V3 | 18-~36VDC | 5 VDC / 2.5 VDC | 15A / 15A | 75W |
| CHB75-48D05-2V5 | 36-~75VDC | 5 VDC / 2.5 VDC | 15A / 15A | 75W |
| CHB75-48D05-3V3 | 36-~75VDC | 5 VDC / 3.3 VDC | 15A / 15A | 75W |
Ordering Information：
- Measured from high line to low line.
- Measured from full load to Min. load.
- Measured with Output Current on Output1 (Vo1)
- Logic compatibility ... Open Collector ref, to - Input
Module ON ... Open Circuit
Module OFF ... < 0.8VDC - Suffix "N" to the Model Number with Negative Logic Remote ON/OFF
- The output noise is measured with 10uF tantalum and 1µF Ceramic capacitor across output.
- Suffix"-C" to the Model no. with Clear Mounting Insert (3.2mm DIA.)
Mechanical Drawing (Unit: mm)
