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VAT1-SMT Series Dc-Dc Converter
Rev. 11-2005
Description
Features
Designed to convert fixed volt-
ages into an isolated voltage, the
VAT1-SMT series is well suited for
providing board-mount local sup-
plies in a wide range of applica-
tions, including mixed analog/digi-
tal circuits, test & measurement
equip., process/machine controls,
datacom/telecom fields, etc...
·Isolated 1 W output
·Temperature range: -40°C~+85°C
available in -55°C~+125°C
·Unregulated
·High efficiency to 79%
·Dual voltage output
·Small footprint
·SMD package style
·Industry standard pinout
·UL94-V0 package
The semi-regulated output can be
followed by 3-terminal regulators
to provide output protection, in
addition to output regulation.
·No heatsink required
·1K Vdc isolation
·High Power Density
·No external component required
·Low cost
Model
Input Voltage
Output
Voltage
±5 Vdc
Output Current
Package
Style
SMD
SMD
SMD
SMD
SMD
SMD
SMD
SMD
SMD
SMD
SMD
SMD
SMD
SMD
SMD
SMD
Number
Nominal
5 Vdc
Range
Max.
±100 mA
±56 mA
±42 mA
±33 mA
±100 mA
±56 mA
±42 mA
±33 mA
±100 mA
±56 mA
±42 mA
±33 mA
±100 mA
±56 mA
±42 mA
±33 mA
Min.
±10 mA
±6 mA
±5 mA
±4 mA
±10 mA
±6 mA
±5 mA
±4 mA
±10 mA
±6A
Efficiency
72%
75%
78%
78%
74%
76%
79%
79%
74%
75%
79%
79%
72%
76%
79%
79%
VAT1-S5-D5-SMT
VAT1-S5-D9-SMT
VAT1-S5-D12-SMT
VAT1-S5-D15-SMT
VAT1-S12-D5-SMT
VAT1-S12-D9-SMT
VAT1-S12-D12-SMT
VAT1-S12-D15-SMT
VAT1-S15-D5-SMT
VAT1-S15-D9-SMT
VAT1-S15-D12-SMT
VAT1-S15-D15-SMT
VAT1-S24-D5-SMT
VAT1-S24-D9-SMT
VAT1-S24-D12-SMT
VAT1-S24-D15-SMT
4.5~5.5 Vdc
5 Vdc
4.5~5.5 Vdc
±9 Vdc
5 Vdc
4.5~5.5 Vdc
±12 Vdc
±15 Vdc
±5 Vdc
5 Vdc
4.5~5.5 Vdc
12 Vdc
12 Vdc
12 Vdc
12 Vdc
15 Vdc
15 Vdc
15 Vdc
15 Vdc
24 Vdc
24 Vdc
24 Vdc
24 Vdc
10.8~13.2 Vdc
10.8~13.2 Vdc
10.8~13.2 Vdc
10.8~13.2 Vdc
14.25~15.75 Vdc
14.25~15.75 Vdc
14.25~15.75 Vdc
14.25~15.75 Vdc
21.6~26.4 Vdc
21.6~26.4 Vdc
21.6~26.4 Vdc
21.6~26.4 Vdc
±9 Vdc
±12 Vdc
±15 Vdc
±5 Vdc
±9 Vdc
±12 Vdc
±15 Vdc
±5 Vdc
±5 mA
±4 mA
±10 mA
±6 mA
±5 mA
±4 mA
±9 Vdc
±12 Vdc
±15 Vdc
Output Specifications
Item
Test conditions
Min.
0.1
Typ.
Max.
Units
Output power
1
W
Line Regulation
Load Regulation
Output voltage accuracy
Temperature drift
Output ripple
For Vin change of 1%
10% to 100% full load
1.2%
12%
6%
See tolerance envelope graph
@ 100% load
0.03
75
%/°C
mVp-p
Hz
20 MHz Bandwidth
50
Switching frequency
Full load, nominal input
100K
150K
200K
Notes:
1. All specifications measured at TA=25°C, humidity <75%, nominal input voltage and rated output load unless
otherwise specified.
2. For extended temperature version, add -M to the model #, e.g. VAT1-S5-D5-SMT-M.
V-Infinity, LLC, 9615 SW Allen Blvd Suite 103, Beaverton, OR 97005
www.v-infinity.com
1-866-372-1258