CHB50 - 25~50瓦DC/DC 转换器带隔离
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CHB50 - 25~50瓦DC/DC 转换器带隔离

CHB50 - 25~50瓦DC/DC 转换器带隔离 - . CHB50 DIP Type DC-DC Converter

CHB50 DIP Type DC-DC Converter

Product Type

  • DC-DC 转换器- 隔离

25~50W Isolated Wide Input DC DC Converter Modules meets UL60950-1, EN60950-1, IEC60950-1, CE Mark 2006/95/EC, 93/68/EEC, and 89/336/EEC.

Product Details

* CE Mark Meets 2006/95/EC, 93/68/EEC, and 89/336/EEC. * Safety Meets UL60950-1, EN60950-1, and IEC60950-1.


  • 25-50W Isolated Output
  • Regulated Outputs
  • Efficiency to 89%
  • 2:1 Input Range
  • Half-Brick size meet industrial standard


Input Voltage RangeSee Model List
Undervoltage Lockout12Vin power up ...8.8V ; power down ... 8V
24Vin power up ... 17V ; power down ... 16V
48Vin power up ... 34V ; power down ... 32.5V
Positive Logic Remote On/Off³⁴
Input FilterPI Type
Voltage Accuracy± 1% max.
Transient Response25% step load change ... < 500 μs
External Trim Adj. Range± 10%
Ripple & Noise (20MHz BW⁵)2.5V & 3.3V & 5V... 75 mV pk-pk max.
12V & 15V... 100 mV pk-pk max.
24V... 240 mV pk-pk max.
Temperature Coefficient± 0.03% / °C max.
Short Circuit ProtectionContinuous
Line Regulation¹(HL-LL) ... ± 0.2% max.
Load Regulation²(FL-ZL) ... ± 0.2% max.
OVP Trip Range,% Vo nom115-140%
Current Limit110% ~ 150% Nominal Output
Isolation Voltage... Input/Output ...1500VDC min.
... Input/Case ...1500VDC min.
... Output/Case ...1500VDC min.
Isolation Resistance10⁷Ω min.
Switching Frequency
12/24Vin ...400 KHz, Typ.
48Vin ........300 KHz, 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 MaterialAluminum


Model No.I/P Vol.O/P Vol.O/P CurrentO/P Watts (max.)
CHB50-12S05 9-~18VDC 5.00 VDC 10.0A 50W
CHB50-12S12 9-~18VDC 12.0 VDC 4.16A 50W
CHB50-12S15 9-~18VDC 15.0 VDC 3.33A 50W
CHB50-12S24 9-~18VDC 24.0 VDC 2.08A 50W
CHB50-12S25 9-~18VDC 2.50 VDC 10.0A 25W
CHB50-12S33 9-~18VDC 3.30 VDC 10.0A 33W
CHB50-24S05 18-~36VDC 5.00 VDC 10.0A 50W
CHB50-24S12 18-~36VDC 12.0 VDC 4.16A 50W
CHB50-24S15 18-~36VDC 15.0 VDC 3.33A 50W
CHB50-24S24 18-~36VDC 24.0 VDC 2.08A 50W
CHB50-24S25 18-~36VDC 2.50 VDC 10.0A 25W
CHB50-24S33 18-~36VDC 3.30 VDC 10.0A 33W
CHB50-48S05 36-~75VDC 5.00 VDC 10.0A 50W
CHB50-48S12 36-~75VDC 12.0 VDC 4.16A 50W
CHB50-48S15 36-~75VDC 15.0 VDC 3.33A 50W
CHB50-48S24 36-~75VDC 24.0 VDC 2.08A 50W
CHB50-48S25 36-~75VDC 2.50 VDC 10.0A 25W
CHB50-48S33 36-~75VDC 3.30 VDC 10.0A 33W


  • 1. Measured from high line to low line.
  • 2. Measured from full load to zero load.
  • 3. Logic compatibility ... Open Collector ref, to - Input
    Module ON ... Open circuit
    Module OFF ... <0.8VDC
  • 4. Suffix"N" to the Model# with Negative Logic Remote ON/OFF
  • 5. Output ripple and noise measured with 10uF tantalum and 1µF Ceramic capacitor across output.
  • 6. Suffix"-C" to the Model no. with Clear Mounting Insert (3.2mm DIA.)

Mechanical Drawing (Unit: mm)

TAG: 50W half-brick converter, 50W industry pin out converter, 50W DC to DC converter,



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瑞玛CHB50 - 25~50瓦DC/DC 转换器带隔离服务简介

瑞瑪企業有限公司是台湾一家拥有超过21年经验的专业CHB50 - 25~50瓦DC/DC转换器带隔离生产制造服务商.我们成立于西元1997年,在电源供应器研发生产制造领域上,瑞玛提供专业高品质的CHB50 - 25~50瓦DC/DC 转换器带隔离制造服务, 瑞玛总是可以达成客户各种品质要求


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