3A Series
Specifications
Input Specifications:
3W DC-DC Converters
BTCPower
TM
Input Voltage
Range…………….………………..5V……………...……………..10%
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 mVp-pmax.
12V / 15V……..……1% p-p max.
Temperature Coeffcient………………………… +/- 0.05 % / ºC max.
Short Circuit Protection………………………………..……Continuous
Line Regulation ¹ Single / Dual Output………….……..+/- 0.5 % max.
Load Regulation ² Single Output…………………….….+/- 0.5 % max.
Dual output³…………………………..+/- 1.0 % max.
General Specifications
:
Efficiency………………………………………………..……..see table
Isolation Resistance…………………………………………..100Mohm
Switching Frequency………………………………….….100 KHz, min.
(for 3A -34H, 100KHz min. frequency at min. load ±30mA)
Operating Temperature Range…………………………-25ºC ~ +71ºC
Case Temperature………………………………………….100 ºC max.
Cooling………………………………………………Free Air Convection
Storage Temperature Range……………………..…..-40 ºC ~ +100ºC
Isolation Voltage………………………….………………..500VDC min.
Suffix “H” Models……………………………………...……3K VDC min.
Dimensions………….……1.25” x 0.8” x 0.4 “(31.8 x 20.3 x 10.2 mm)
Case Material
4
…………………………..Non-Conductive Black Plastic
Suffix “M” Models(Material)
5
…………..Black Coated Copper with
Non-conducted base
Outline Information and Pin-out
PIN CONNECTION
PIN
1
2
3
9
10
11
12
13
14
15
16
22
23
24
500VDC
Single
Output
+V input
NC
NC
NP
-V output
+V output
-V input
-V input
+V output
-V output
NP
NC
NC
+V input
Dual
Output
+V input
-V output
Common
NP
Common
+V output
-V input
-V input
+V output
Common
NP
Common
-V output
+V input
PIN
1
2
3
9
10
11
12
13
14
15
16
22
23
24
1.5K & 3K VDC
Single
Dual
Output
Output
NP
-V input
-V input
NC
NC
NC
NP
NP
+V output
NC
-V output
+V input
+V input
NP
* TP---Test Point
* Go---Ground
NP
-V input
-V input
Common
NC
-V output
NP
NP
+V output
NC
Common
+V input
+V input
NP
Note: 1.
2.
3.
4.
5.
6.
7.
Measured from high line to low line
Measured from full load to 10% load
Measured from full load to ¼ load
Non-conductive black plastic only
Suffix “HM” 1.5KVDC Instead of 3KVDC isolation
Dual output models with separated output available
3A-34H can be used in application with up to 350Vdc
working voltage.
* NP---No Pin
* NC---No connection with pin
All dimensions are in inches [mm]
All pins sizes are dia. 0.02” [0.508mm] and 0.14”[0.35mm] length
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 3A Rev2 16-1-04
BTCPOWER [ BROADBAND TELCOM POWER, INC. ]
