13W, 18-75Vin - ±10Vout

FEATURES	APPLICATIONS
• RoHS Compliant	• Instrumentation
• High Efficiency Planar Magnetic Design	• Telecommunications Equipment
• Output Short circuit Protection	• Transportation Equipment
• Output Over Voltage Protection	• Data Processing
• Over Temperature Protection	• Industrial Applications

Product Numbering system :

CH	13	D	48W	10	Options
Series #	Power	Dual Output	Input Range	Output Voltage	C, MC

INPUT SPECIFICATIONS :

All specifications apply over specified input voltage, output load, and temperature range, unless otherwise noted.

Parameter	Condition & Description	Min	Nom	Max	Units
Input Voltage Range	Output Current = Min to Max	18	48	75	VDC
	Transient Withstand (100mSec.)			100	VDC
Input Filter	Low ESR Capacitor		1		µF
Undervoltage Lockout (UVLO)	ON (Input Voltage Ramping Up)	17.8		18	VDC
	OFF (Input Voltage Ramping Down)		17.4		VDC
Input Over-Voltage Protection		N.A.			VDC
Input Current	Quiescent (No Load) Input Current			15	mA
	Disabled Input Current		3	5	mA
Enable (ON/OFF Control)	Positive Enable (Standard)
	POSITIVE Input 1	2.4		18	V
	NEGATIVE Input			1.8	V
	Source or Sink Current			1.0	mA

¹ Enable Pin Floating = POSITIVE Input.
^* Not Available.

OUTPUT SPECIFICATIONS :

All specifications apply over specified input voltage, output load, and temperature range, unless otherwise noted.

Parameter	Condition & Description		Min	Nom	Max	Units
Output Voltage	Input Voltage = Nom, Output Current = Balanced Loads	V1	+9.90	+10.00	+10.10	VDC
		V2	-9.80	-10.00	-10.20	VDC
Output Current 1	Baseplate (Converter PCB) Temperature =< +95°C	I1	+0.02		+0.65	A
		I2	-0.02		-0.65	A
Output Trim	Trim-Up 2	V1			+11.0	VDC
		V2			N.A.	VDC
	Trim-Down 3	V1	+9.0			VDC
		V2	N.A.			VDC
Line Regulation	Vin = Min to Max, Iout = Max	V1			±0.2	%Vo
		V2			±0.5	%Vo
Load Regulation	Vin = Nom, Io = Balanced, Min to Max	V1			±0.5	%Vo
		V2			±2.0	%Vo
Ripple & Noise (No External Capacitor)	Ripple	V1		25	45	mVpp
		V2		25	45	mVpp
	Noise (20MHz B.W.)	V1		30	50	mVpp
		V2		30	50	mVpp
Transient Response (75-100% Step Load)	Peak Deviation	V1		±75	±100	mV
		V2		±N.A.	±N.A.	mV
	Settling Time	V1			120	µSec.
		V2				µSec.
Over Voltage Protection	Feedback Loop Voltage Clamp	V1		+13		VDC
		V2				VDC
Short Circuit Protection	Pulse by Puslse Current Limiting
Start-Up Time	Resistive Load	V1			3	mSec
		V2			3	mSec

¹ Combined loading =< max. rated output power
² Connect trim resistor from trim to com (or RTN) pin.
³ Connect trim resistor from trim to +Vout pin.

GENERAL SPECIFICATIONS :

All specifications apply over specified input voltage, output load, and temperature range, unless otherwise noted.

Parameter	Condition & Description	Min	Nom	Max	Units
Operating Frequency	Fixed Operating Frequency		300		KHz
Efficiency	@ Nominal Input Voltage & Full Load		86		%
Isolation Voltage	Input to Output	1500			VDC
Isolation Resistance	Input to Output	10			MΩ
Isolation Capacitance	Input to Output	2700			pF
MTBF	Bellcore TR_NWT-000332	1,500			KHrs

ENVIROMENTAL SPECIFICATIONS :

All specifications apply over specified input voltage, output load, and temperature range, unless otherwise noted.

Parameter	Condition & Description	Min	Nom	Max	Units
Temperature coefficient	-55°C ≤ Converter PCB Temperature ≤+100 °C		±0.02	±0.03	%/°C
Operating Temperature Range (Converter PCB)	Standard	-40		+85	°C
	Extended	-55		+100	°C
Storage Temperature Range		-55		+125	°C
Thermal Impedance	Per Watt Dissipated 1		20		°C/W
Over Temperature Protection	Activated @ Baseplate Temperature		+105		°C
	Recovered @ Baseplate Temperature		+95		°C
Humidity	Relative Humidity, Non-condensing			95	%
Shock	Half-Sinewave, 6mSec., 3 axes	50			g
Vibration	Sinusoidal, GR-63-CORE, Section 5.4.2	1			g

¹ Not Per Watt Output. Total Dissipation (W) = Total Output Power * (1 / Efficiency - 1).

MECHNICAL SPECIFICATIONS :

Parameter	Condition & Description	Min	Nom	Max	Units
Dimentions	Please see Mechanical Drawing below
Weight	Open Frame		0.36 (10)		Oz (g)
	Encapsulated		0.7 (18)		Oz (g)
	Chassis Mount		N.A.		Oz (g)
	Chassis Mount with DIN Rail Kit		N.A.		Oz (g)

OPTIONS :

Suffix	Description
C	Extended Baseplate Temperature Range (-55°C to +100°C)
MC	Encapsulated (Potted with thermally conductive RTV in a Metal Case)
TS	Chassis Mount (With Screw Terminals for Input and Output Connections)
DR	DIN Rail Mounting Kit

^* Available Options for this model : C, MC

BLOCK DIAGRAM :

MECHANICAL DRAWINGS :

* All Specifications are subject to change without notice.

	Data Sheet
	Application Note

13W, 18-36Vin - ±10Vout CH13D2410 $59.00

13W, 36-75Vin - ±10Vout CH13D4810 $59.00