rev.
page
page
1 of 3
date 02/2008
date
PART NUMBER: VAT0.25-SMT Series
DESCRIPTION: dc-dc converter
description
features
Designed to convert fixed
voltages into isolated voltages,
the VAT0.25-SMT series is well
suited for providing board-mount
local supplies in a wide range of
applications, including mixed
analog/digital circuits, test &
measurement equip.,
·SMT package
·internal SMD construction
·I/O isolation: 1000 V dc
·no heatsink required
·no external component required
·industry standard pinout
·temperature range: -40°C~+85°C
process/machine controls, data-
com/telecom fields, etc...
MODEL
input voltage
output voltage
output current
efficiency
typ.
nominal
(V dc)
range.
(V dc)
max.
(mA)
min.
(mA)
(V dc)
±3.3
±5
(%)
VAT0.25-S5-D3.3-SMT
VAT0.25-S5-D5-SMT
VAT0.25-S5-D9-SMT
VAT0.25-S5-D12-SMT
VAT0.25-S5-D15-SMT
VAT0.25-S12-D5-SMT
VAT0.25-S12-D9-SMT
VAT0.25-S12-D12-SMT
VAT0.25-S12-D15-SMT
VAT0.25-S24-D5-SMT
VAT0.25-S24-D9-SMT
VAT0.25-S24-D12-SMT
VAT0.25-S24-D15-SMT
5
4.5~5.5
4.5~5.5
±38
±25
±14
±11
±9
±4
±3
±2
±2
±1
±3
±2
±2
±1
±3
±2
±2
±1
62
64
65
67
66
65
64
63
64
61
62
63
65
5
5
4.5~5.5
±9
5
4.5~5.5
±12
±15
±5
5
4.5~5.5
12
12
12
12
24
24
24
24
10.8~13.2
10.8~13.2
10.8~13.2
10.8~13.2
21.6~26.4
21.6~26.4
21.6~26.4
21.6~26.4
±25
±14
±11
±9
±9
±12
±15
±5
±25
±14
±11
±9
±9
±12
±15
notes:
1. All specifications measured at TA=25°C, humidity <75%, nominal input voltage and rated output load unless otherwise specified.
2. Unbalanced load: ±5%
OUTPUT
parameter
conditions/description
min
nom
max
units
output power
voltage accuracy
output ripple
output noise
line regulation
0.25
W
see tolerance envelope graph
@ 20MHz Bandwidth
@ 20MHz Bandwidth
for Vin change of 1%(3.3V output)
for Vin change of 1%
10% to 100% full load
3.3V output
50
75
75
mVpp
mVpp
%
150
±1.5
±1.2
%
load regulation
15
10
20
15
%
%
5V output
9V output
6.5
6.0
6.0
15
%
12V output
15
%
15V output
15
%
temperature coefficient
switching frequency
100% full load
0.03
%/°C
KHz
KHz
100% load, nominal input(24V input)
100% load, nominal input(5V, 12V)
700
150
notes:
1. Test ripple and noise by “parallel cable” method.
*V-Infinity reserves the right to make changes to its products or to discontinue any product or service without notice, and to advise customers to verify the most up-to-
date product information before placing orders. V-Infinity assumes no liability or responsibility for customer’s applications using V-Infinity products other than repair
or replacing (at V-I’s option) V-Infinity products not meeting V-I’s published specifications. Nothing will be covered outside of standard product warranty.
th
20050 SW 112 Ave. Tualatin, Oregon 97062 phone 503.612.2300 fax 503.612.2382