rev.
page
page
1 of 4
date 05/2009
date
PART NUMBER: VAWQ12
DESCRIPTION: dc-dc converter
description
features
Designed to convert a wide input
voltage range into an isolated
regulated voltage, the VAWQ12
series is well suited for data
transfer equipment, battery
operated equipment, distributed
power systems, mix analog/digital
systems, remote control systems,
industrial robot systems, etc...
·efficiency up to 88%
·wide (4:1) input range
·12 W rated power output
·I/O isolation: 1500 V dc
·DIP24 package
·industry standard pinout
·five-sided metal shielding package
·temperature range: -40°C~+85°C
·over voltage protection
·short circuit protection
·remote ON/OFF
MODEL
input voltage
range
no load
typ.
output voltage
(V dc)
output current
efficiency
typ.
nominal
max.
max.
min.
(mA)
(V dc)
24
(V dc)
(V dc)
(mA)
(mA)
3500
2400
1000
800
(%)
85
86
86
86
85
87
87
88
VAWQ12-Q24-S3R3
VAWQ12-Q24-S5
VAWQ12-Q24-S12
VAWQ12-Q24-S15
VAWQ12-Q48-S3R3
VAWQ12-Q48-S5
VAWQ12-Q48-S12
VAWQ12-Q48-S15
9.0~36.0
9.0~36.0
9.0~36.0
9.0~36.0
18.0~75.0
18.0~75.0
18.0~75.0
18.0~75.0
40
40
40
40
80
80
80
80
55
55
25
25
20
20
10
10
3.3
5
12
15
3.3
5
0
0
0
0
0
0
0
0
24
24
24
48
48
48
48
3500
2400
1000
800
12
15
INPUT
parameter
conditions/description
9~36 V dc
18~75 V dc
input voltage range, refer to output load
nominal input 24 V, dc-dc module ON
nominal input 24 V, dc-dc module OFF
nominal input 48 V, dc-dc module ON
nominal input 48 V, dc-dc module OFF
dc-dc module ON (or open circuit)
dc-dc module OFF
min
nom
24
48
500
8.8
8.3
17
max
40
80
units
input voltage range
V dc
V dc
ms
V dc
V dc
V dc
V dc
V dc
V dc
start-up time
under voltage protection
9
8.5
17.5
17
40
1.2
16.5
CTRL
3
0
OUTPUT
parameter
conditions/description
25°C ambient temperature
refer to recommended circuit
@ 20MHz Bandwidth
input voltage from low to high
10% to 100% full load
refer to recommended circuit
10~100% load, nominal input
3.3 V output
min
nom
max
12
3
85
0.5
1.5
units
W
%
mVpp
%
output power
voltage accuracy
ripple & noise
1
line regulation
0.2
0.5
0.02
400
4.3
6
load regulation
temperature coefficient
switching frequency
over voltage protection
%
%/°C
kHz
V dc
V dc
V dc
V dc
350
450
5 V output
12 V output
15 V output
13
16
short circuit protection
continuous, automatic recovery
th
20050 SW 112 Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2382