WRB0505S-3WR3/WRB0512S-3WR3 WRB0503S/WR0509S/WRB0515S-WRB05244S-3WR3, 3W DC-DC Isolation Voltage Power Module

Product Details

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Product Feature

1. Wide input voltage range 2:1, isolated regulated output 3W

2. Isolation voltage 1500VDC

3. Transfer efficiency up to 83%

4. Output short-circuit protection: continuous short circuit protection, automatic recovery

5. The voltage of the input power supply is relatively stable.（Voltage variation range±10%Vin）

6. Operating temperature range ：-40°C~+85°C

7. Small SIP package

8. International standard pin，direct installation of PCB board.

Enviroment Condition

Project name	Qualification	Unit	Notes
Working enviroment temperature	-40—+85	℃
Storage temperture	-40—+125 ℃	℃
Relative humidity	5—95	%
Heat dissipation mode	natural cooling
Atmospheric pressure	80—106 Kpa	Kpa
Ripple & Noise	50/100(max)	Mvp-p

Input Characteristics

Item	Working conditions	Min.	Typ.	Max.	Unit
Input voltage range	5VDC Input Series	4.5	5	9	VDC
	12VDC Input Series	9	12	18
	24VDC Input Series	18	24	36
	48VDC Input Series	36	48	72
Input current (full load/no load)	5VDC Input Series	--	833/40	857/60	mA
	12VDC Input Series	--	20/15	328/30
	24VDC Input Series	--	160/6	164/10
	48VDC Input Series	--	80/4	82/6
Reflection ripple current	5VDC Input Series	--	30	--	mA
	12VDC Input Series		40	--
	24VDC Input Series		55	--
	48VDC Input Series		45	--
Impulse voltage（1sec.max.)	5VDC Input Series	-0.7	--	12	VDC
	12VDC Input Series	-0.7	--	25
	24VDC Input Series	-0.7	--	50
	48VDC Input Series	-0.7	--	100
Starting voltage	5VDC nominal input series, nominal input voltage	-	-	4.5
	12VDC nominal input series, nominal input voltage	-	-	9
	24VDC nominal input series, nominal input voltage	-	-	18
	48VDC nominal input series, nominal input voltage	-	-	36
Input filter type		Capacitance filter type
Hot plugged		Non-support

Output Characteristics

Project name	Working and testing condition		Min.	Typ.	Max.	Unit
Linear adjustment rate	Full load, input voltage from low voltage to high voltage		--	±3.0	±5.0	%
No-load output voltage accuracy	Input voltage range		--	±1.5	±5.0	%
Output Voltage Accuracy	5%-100% load, input voltage range	3.3V/5V Input	--	±3.0	±5.0	%
Output Voltage Accuracy	5%-100% load, input voltage range	others	--	±1.0	±3.0	%
Load adjustment rate	5%~10% load	3.3VDC Output	--	±0.4	±75	%
Transient recovery time	25% load step change		--	0.5	2	ms
Transient Response Bias			--	±2.5	±5	%
Ripple & Noise	Pure resistive load, 20HMz bandwidth, peak-to-peak		--	50	100	mVp-p
Temperature Drift Coefficient	Full load		--	±0.02	±0.03	%/℃
Output short circuit protection	Continuous short circuit protection, automatic recovery
Notes: Ripple and Noise Test Methods Twisted Pair Test Method

Note:

1、The above is only a list of typical products. If you need products beyond the list, please contact our sales. 2、The maximum capacitive load indicates the maximum capacitive load that + VO or - vo can be connected to,If the value is exceeded, the product will not start normally..

Typical Application Circuits

EMC parameter recommendation

Component No.	Function	Recommended value
FMSE	Slow blowing fuse, selected according to the actual input current of the customer
CY1 safety capacitor	1nF/2KV
D1 diode	RB160M-60V/1A
R resistance	R=((Vc-Vd-1.0)/Ic)-300Ω
Cd	47nF/100V

Notes：More details please feel free to contact hi-link team.

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WRB0505S-3WR3/WRB0512S-3WR3 WRB0503S/WR0509S/WRB0515S-WRB05244S-3WR3, 3W DC-DC Isolation Voltage Power Module