INNOLINE
DC/DC-Converter
with 3 year Warranty
ROF-78E
Non Isolated
Power Module
● Low Profile 4.0mm
● Low Cost
● Wide Input Range (5V - 36V)
● Short Circuit Protection
● Castellated Connections
Features
Selection Guide
Part Input Output Output Efficiency
Number Range Voltage Current
(VDC) (VDC) (mA) (%)
ROF-78E3.3-0.5SMD-R 5 - 36 3.3 500 73 - 84
ROF-78E5.0-0.5SMD-R 9 - 36 5.0 500 79 - 87
RoHS
2011/65/EU
6/6
Input Voltage Range 5 - 36 VDC (12/24V typ)
No Load Input Current 5mA max.
Maximum Input Current 0.5A max.
Short Circuit Input Current 200mA max.
Voltage Accuracy ±5% max.
Line Regulation (LL to HL at Full Load) ±1% max.
Load Regulation (10 ~ 100%) ±3% max.
Minimum Load* 10%
Ripple & Noise (20MHz Limited) 100mV max.
Transient Response 100% ~ 50% Load ±100mV
(20MHz Limited) 100% ~ 10% Load ±200mV
Operating Frequency 650KHz typ.
ON/OFF Enable Pin ON: Open or >1.75V
(max. Input Voltage = 5V) OFF: GND or <0.7V
Standby Current when enable pin = OFF 3.5μA typ. / 6.5μA max.
Current Limit 950mA typ.
Short Circuit Protection Auto Recovery
Operating Temperature -40°C ~ 85°C
Storage Temperature -55°C ~ 125°C
Humidity 95% RH
DImensions (L x W x H) 12.5 x 13.5 x 4.0 mm
Weight 1g
Cooling Method Free Air Convection
MTBF (25°C) MIL-HDBK-217F 3500 x 10³ hours
*Operation at no load will not damage these devices, but they may not meet all of the datasheet specifications.
Specifications
(measured at Ta=25°C, Full Load after Warm-Up)
Derating-Graph
(Ambient Temperature)
