75HBW4_1.5 Series
75W - Single Output DC-DC Converter - Wide Input - Isolated & Regulated
DC-DC Converter
75W
The 75HBW4_1.5 series contains isolated 75W DC-DC products with 4:1 input voltage.
They feature efficiency up to 85%, 1500VDC isolation, operating temperature of
-40°C to +100°C, input under-voltage protection, output short circuit and over-
current protection.
Wide input voltage range: 4:1
Typical efficiency: 85%
Isolation voltage 1.5KVDC
Operating temperature range:
-40°C ~ +100°C
Short circuit protection (SCP)
Over-voltage protection
PCB board in-line type installs
International standard
pin-out: 1/2 brick
CE Mark Meets 2006/95/EC,
93/68/EEC, and 89/336/EEC
Safety Meets UL60950-1,
EN60950-1, and IEC60950-1
UL60950-1 and EN60950-1
Approval
They are widely applied in battery power supplies, industrial control, electricity,
instruments, railway, communication, intelligence robot fields.
Common specifications
Short circuit protection:
Cooling:
Input specifications
Hiccup, continuous, self-recovery
Heatsink, natural cooling
-40°C ~ +100°C
Item
Test condition
Min
Typ
Max
Units
Input voltage range • 24V
• 48V
9
18
ꢀ6
75
V
V
Operating Temperature:
Storage temperature range:
Input surge voltage • 24V
• 48V
50
100
VDC
VDC
-55°C ~ +105°C
Thermal shutdown, case temperature: 100°C TYP
Under-voltage
lockout
• 24Vin power up
8.8
8
V
V
V
V
• 24Vin power down
• 48Vin power up
Storage humidity range:
Pin welding resistance temperature:
Temperature coefficient:
Vibration resistance:
Case material:
Non-condensing 95%RH MAX
17
16
260°C MAX, wave soldering for 10 sec.
0.0ꢀ%ꢁ°C
• 48Vin power down
Input filter
PI type
10~55GHz: 5G
Positive logic
remote ONꢁOFF
Logic Compatibility
Module ON
Module OFF
Open Collector ref to -Input
Open Circuit
< 0.8Vdc
Aluminuium
Switching frequency:
MTBF (MIL-HDBK-217F @25°C):
Dimension:
ꢀ00KHz typ.
Suffix „N“ to the Model Number with Negative Logic
Remote ONꢁOFF
Module ON
Module OFF
1000 KHrs TYP
57.90x61.00x12.70mm
94g
< 0.8Vdc
Open Circuit
Weight:
Isolation specifications
Output specifications
Item
Test condition
Min
Typ
Max
Units
Item
Test condition
Min
Typ Max Units
Insulation voltage*
• Input-output
• Input-case
• Output-case
1500
1500
1500
107
VDC
VDC
VDC
Output voltage
accuracy
1
%
Line regulation
Load regulation
From high to low
0.2
0.2
%
Insulation resistance
Insulation resistance
Ω
full load to zero load
25% load step change
%
1000
pF
Transient response
setting time
500
µs
Ripple & Noise*
20MHz Bandwidth
Example:
• ꢀ.ꢀVꢁ5V (40mV RMS)
• 12Vꢁ15V (60mV RMS)
• 24V (100mV RMS)
• 48V (200mV RMS)
100
150
240
180
mVpk-pk
mVpk-pk
mVpk-pk
mVpk-pk
75HBW4_4812S1.5
75= 75 Watt; HB= Half Brick; W4= Wide input (4:1); 48= 18-75Vin;
12Vout; S= Single Output; 1.5= 1500 VDC Insulation
External trim adj.
range
Input voltage range
10
%
Note:
1. The maximum capacitive load offered were tested at input voltage range and
full load;
Output voltage
protection
115
110
140
160
%Vo
nom.
2. Unless otherwise specified, data in this datasheet should be tested under the
conditions of Ta=25°C, humidity<75%RH when inputting nominal voltage and
outputting rated load;
ꢀ. All index testing methods in this datasheet are based on our Company’s
corporate standards;
4. We can provide product customization service and match filter module;
5. Specifications of this product are subject to chang es without prior notice.
Current limit
Start-up time
Nominal output
%
5
ms
* Ripple and noise Ripple and Noise measured with 10uF tantalum and 1uF Cera-
mic capacitor across output. (48V: 1uF Ceramic cap. only)
Page 1 of 2
75HBW4_1.5 – Rev. 2018-1.0
Specifications subject to change without notice.
GAPTEC-Electronic GmbH & Co. KG
sales@gaptec-electronic.com – www.gaptec-electronic.com
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