30W DC/DC Converter : ES30

ES30 - 30 Watts DC-DC Converter with Isolation


DC-DC Converter- Isolation - Module

30W Isolated DC/DC Converter ModulesMeet Industry Standard .
  • Efficiency up to 90%
  • Fixed Switching Frequency
  • Regulated Outputs
  • Remote On/Off
  • Low No Load Power Consumption
  • Fully Protected (OTP/OCP/OVP/UVLO)
  • 1500Vdc I/O Isolation
  • No Tantalum Capacitor Inside
  • Five-Sided Shielded Metal Case
  • Meets Industrial Standard 1" x 1" x 0.4'
  • 5000m Operating Altitude
  • -55℃ Operating Available (Suffix “-L”)
Input Voltage Range 24V Range: 9~36V
48V Range: 18~75V
Under voltage Lockout Turn-on voltage threshold (24Vin)...8.0V~8.8V
Turn-off voltage threshold (24Vin)...7.7V~8.3V
Lockout hysteresis voltage (24Vin)...0.5Vdc typ.
Turn-on voltage threshold (48Vin)...16.5V~17.5V
Turn-off voltage threshold (48Vin)...15.5V~16.5V
Lockout hysteresis voltage (48Vin)...1.0Vdc typ.
Input Filter Pi filter
Voltage Accuracy ± 1.5% max
R&N (5Hz to 20MHz bandwidth) Peak-to-Peak:Full Load, 20MHz bandwidth 10uF tantalum and 1uF ceramic capacitor
Temperature Coefficient ± 0.03% / °C max.
Over Current Protection Hiccup mode. Auto recovery,110%~170%
Short Circuit Protection Continuous, Auto Recovery.
Line Regulation Single ± 0.2% max., Dual ± 0.5% max.
Load Regulation Single ± 1.0% max., Dual ± 0.5% max.
Isolation Voltage(100% factory Hi-Pot tested@2sec.) 1 minute; Input to output 900Vac/1500Vdc max.
Isolation Resistance 1000MΩ
Isolation Capacitance 1500pF
Switching Frequency 300/360 KHz Tpy.
Operating Case Temperature -40°C to 105°C ; Suffix "L" = -55°C to 105°C
Storage Temperature -55°C to 125°C
Case Material Black Coated Copper
Dimensions L1.0xW1.0xH0.4 inches (25.4x25.4x10.1mm)
Weight 18g

Model No. I/P Vol. O/P Vol. O/P Current O/P Watts (max.)
ES30-40xz 9~36V 3.3V 7.5A 30W
ES30-41xz 9~36V 5.00V 6A 30W
ES30-42xz 9~36V 12.00V 2.5A 30W
ES30-43xz 9~36V 15.00V 2A 30W
ES30-45xz 9~36V ±12.00V ±1.25A 30W
ES30-46xz 9~36V ±15.00V ±1A 30W
ES30-50xz 18~75V 3.3V 7.5A 30W
ES30-51xz 18~75V 5.00V 6A 30W
ES30-52xz 18~75V 12.00V 2.5A 30W
ES30-53xz 18~75V 15.00V 2A 30W
ES30-55xz 18~75V ±12.00V ±1.25A 30W
ES30-56xz 18~75V ±15.00V ±1A 30W


  1. x = blank stands for Remote On/Off Logic Positive
    x = N stands for Remote On/Off Logic Negative
    z = blank stands for -40~105℃ operating temp.
    z = L stands for -55~105℃ operating temp.
  2. Nominal Input Voltage 24, 48VDC.
    Measured at 12VDC for 24Vin, 24VDC for 48Vin.
  3. -55°C start-up screen per MIL-STD105E S1 Sampling Procedure for L Version.
Mechanical Drawing (Unit: mm)


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