TM
4AB Series
5W-6W Wide Input DC-DC Converters
Specifications
Input Specifications:
General Spe cifications :
Input Voltage
Efficiency………………………………………………....……see table
Isolation Resistance…………………………………………..100Mohm
Switching Frequency……………………………….…..100 KHz, min.
Operating Temperature Range…………………………-25º C ~ +71º C
Case Temperature………………………………………….100 º C max.
Cooling………………………………………………Free air convection
Storage Temperature Range……………………..…..-40 º C ~ +100º C
EMI/RFI…………………….Conductive EMI meet EN55022 class B
Isolation voltage………Standard models…..………….500VDC min.
Suffix “H” Models…….…...……3K VDC min.
Range…………….…………….12V…………...………………..9-18V
24V……………………………18-36V
48V……………………………36-72V
Input Filter………………………………………………………..Pi Type
Output Specifications:
Voltage Accuracy………………………………….……..+/- 2.0 % max.
Voltage Balance ( Dual )………………………………...+/- 1.0 % max.
Ripple & Noise, 20 MHz BW…………3.3V / 5V….. 100 mV p-p max.
12V / 15V………..1% p-p max.
Dimensions………….……1.25” x 0.8” x 0.4 “(31.8 x 20.3 x 10.2 mm)
Case Material…………………….……..Non-Conductive Black Plastic
Suffix “M” Models(Material)…………..Black Coated Copper with
Non-conducted base
Temperature Coeffcient………………………… +/- 0.05 % /º C max.
Short Circuit Protection………………………………..……Continuous
Line Regulation ¹ Single / Dual Output………….……..+/- 0.5 % max.
Load Regulation ² Single……………….…………….….+/- 0.5 % max.
Dual³……………………………….+/- 1.0 % max.
Outline Information and Pin-out
PIN CONNECTION
500VDC
Single
Output
+V input
NC
1.5K & 3K VDC
Dual
Output
+V input
-V output
Common
Single
Dual
PIN
1
2
PIN
1
2
Output
NP
Output
NP
-V input
-V input
-V input
-V input
3
NC
3
5
9
NP
NP
NP
NP
5
9
NP (Remote control)
NC
Common
10
11
12
13
14
15
16
22
23
24
-V output
+V output
-V input
-V input
+V output
-V output
NP
NC
NC
+V input
Common
+V output 11
10
NC
NC
NP
NP
NC
-V output
NP
NP
+V output
-V input
-V input
+V output
Common
NP
Common
-V output
+V input
12
13
14
15
16
22
23
24
+V output
NC
NC
-V output
+V input
+V input
NP
Common
+V input
+V input
NP
* NP---No Pin
* NC---No connection with pin
Remote On/Off Control
All dimensions are in inches [mm]
All pins sizes are dia. 0.02” [0.508mm] and 0.14”[0.35mm] length
Logic compatibility
Ec -0n
CMOS or Open collector TTL
>5.5 Vdc or open circuit
<1.8 Vdc
Note: 1. Measured from high line to low line
2. Measured from full load to 10% load
3. Measured from full load to ¼ load
Ec -Off
Shutdown Idle current
Input resistance
Control common
10mA
4. Non-conductive black plastic only
100K ohms (Ein 0Vdc to 9Vdc)
Referenced to Input minus
5. Suffix “HM” 1.5KVDC instead of 3KVDC isolation
6. Suffix “T” to the Model Number with Remote On/Off for
“H” 3KDC isolation only
7. 4AB-23HT can beused in application with up to
500Vdc working voltage
The information and specifications contained in this brief are believed to be accurate and reliable at the time of publication. Specifications are
subject to change without notice. Refer to product specification sheet for performance characteristics and application guidelines.
Broadband TelCom Power, Inc. – 1719 S. Grand Avenue, Santa Ana, CA 92705 U.S.A.
Tel.: 714-259-4888 • Fax: 714-259-0840• www.btcpower.com• Email: sales@btcpower.com DS LP 4AB Rev2 16-1-04
BTCPOWER [ BROADBAND TELCOM POWER, INC. ]
