B4AR120925 Datasheet, PDF (1/1 Pages) Premier Magnetics, Inc. – 2.25 WATT ETHERNET DC/DC CONVERTERS

P ^Premier
M _{Magnetics Inc.}
"INNOVATORS IN MAGNETICS TECHNOLOGY"
FEATURES
! 2.25 Watts
" Fully Regulated Output
# Continuous Short Circuit Protection
$ 5-Pin Low Profile Package
GENERAL SPECIFICATIONS
% Efficiency (regulated) .................... 50% min.
% Switching Frequency .................. 20KHz min.
% Isolation Voltage .................. 2500Vdc min.
% Operating Temperature ........... 0 to +71^OC
% Storage Temperature ............ -40 to +85^OC
2.25 WATT ETHERNET
DC/DC CONVERTERS
INPUT SPECIFICATIONS
% Voltage ................................................. 12.0Vdc
% Voltage Range ......................................... ±10%
% Input Filter ............................................... π Filter
OUTPUT SPECIFICATIONS
% Voltage ............................................... Per Table
% Voltage Accuracy ...................................... ±5%
% Short Circuit Protection ....... Power Foldback
% Ripple & Noise 20MHz BW ........... 100mV p-p
% Line Regulation .................................... ±0.30%
% Load Regulation .................................. ±0.50%
ELECTRICAL SPECIFICATIONS AT 25^OC - OPERATING TEMPERATURE RANGE 0^OC TO 71^OC
PART
NUMBER
B4AR120925
B4AR121051
INPUT
VOLTAGE
(Vdc)
12
12
OUTPUT
VOLTAGE
(Vdc)
9
+10/+5
OUTPUT
CURRENT
(mA max.)
250
150/110
REGULATED
OUTPUT
YES
YES
INPUT CURRENT (mA typ.)
NO LOAD
50
60
FULL LOAD
380
350
PACKAGE
SCHEMATIC
PHYSICAL DIMENSIONS .... DIMENSIONS IN mm (inches)
PIN CONNECTIONS
.040
DIA.
(1.02)
1.30
(33.00)
.400 .400
(10.16) (10.16)
.250
(6.35)
0.400
(10.16)
0.400
(10.16)
.250
(6.35)
3
4
5
12
.800
(20.32)
1.30
(33.00)
PIN
NUMBER B4AR120925 B4AR121051
1
+INPUT
+INPUT
2
-INPUT
-INPUT
3
N/C
+10V
4
+OUT
COMMON
5
-OUT
+5V
--
+
OUT OUT NC
P ^B4AR120925
M
YYWW
+
+
5 COM 10
P ^B4AR121051
M
YYWW
-- +
IN IN
-- +
IN IN
.200
(5.08)
.550
(13.97)
Specifications subject to change without notice.
TOLERANCE IN INCHES
XX± 0.02
XXX± 0.010
b4ar 8/97
20381 BARENTS SEA CIRCLE, LAKE FOREST, CA 92630 • TEL: [phone] • FAX: [phone] • http://www.premiermag.com
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