APPLICATION
The CQB150W8 Series is a 150W isolated DC-DC converter with an ultra-wide 8:1 input range of 9-75VDC, offering efficiency up to 91%. Its compact quarter-brick design (2.28” x 1.45” x 0.5”) supports output voltages from 5V to 54V and operates in temperatures from -40 to +105℃.
With reinforced 3000Vac isolation and protections including over-temperature, over-current, over-voltage, and under-voltage lockout, it ensures reliable performance. Certified to IEC/UL 62368-1 and compliant with EN 55032, EN 50155, and EN 45545-2, it meets strict safety and EMC standards. Designed for railway, industrial automation, and telecom applications, it withstands shock, vibration, and altitudes up to 5000m, with optional bus and external UVLO functionality.
feature list
3000Vac I/O Isolation
Efficiency up to 91%
Fixed Switching Frequency
Regulated Outputs
Remote On/Off
Low No Load Power Consumption
Fully Protected (OTP/OCP/OVP/UVLO)
Operating Case Temperature -40 to +105℃
Quarter Brick Size Meet Industrial Standard 2.28”x1.45”x0.5”
CB Test Certificate IEC62368-1
EN 55032/035/EN 50155 Compliant with External Circuits
UL 62368-1 3rd (Reinforce Insulation) Approval
Shock & Vibration EN 50155 (EN 61373) Compliant
Fire & Smoke EN 45545-2 Compliant
5000m Operating Altitude
Option Model with Bus & External UVLO Function
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