Powerex VLA106-15242 Data Sheet
VLA106-15242
11
1
A
D
B
J
G
H
K
L
G
F
C
E
+V
IN
–V
IN
8
9
10
+V
O1
+V
O2
3.3k
Ω
V
Z
=
8.2
V
-V
O
XXXX
1524
2
FILTER FILTER
DRIVE
CIRCUIT
CONSTANT
VOLTAGE
CIRCUIT
OVER-CURRENT
PROTECTION
OPTOCOUPLER
11
3
1
2
9
10
I
O
V
IN
C1
C1 : 100µF 50V (low impedance)
C2 : 47µF 50V (low impedance)
C2
+
2
+
VLA106-15242
LOAD
3 A
V
V
8
11
1
Powerex, Inc., 200 E. Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272
Isolated
DC/DC Converter
Description:
VLA106-15242 is a DC-DC
converter. Its output power is
2.4W and the input is isolated
from the output. The over-current
protection circuit is built-in. This
device is used for on-board power
supplies in industrial control
equipment.
Features:
£ Input Voltage Range:
12.0 to 18.0V DC
£ Output: +24V, 100mA
Test Circuit Diagram
(Output Power: 2.4W)
£ Thin Profile, Lightweight Design
£ Electrical Isolation Voltage
Between Input and Output:
2500 V
for 1 Minute
rms
£ Built in Over-current Protection
Circuit
Outline Drawing and Circuit Diagram
Dimensions Inches Millimeters
A 1.3 33.0
B 0.945 24.0
C 0.71 18.0
D 1.0 25.4
E 0.22 5.5
F 0.53 13.5
G 0.18 4.5
H 0.10 2.54
J 0.18±0.06 4.5±1.5
K 0.02+0.004/-0.002 0.5+0.1/-0.05
L 0.01+0.01/-0.002 0.25+0.2/-0.05
Note: All dimensions listed are maximums except D.
Application:
On-board power supplies such as
industrial equipment and control
equipment.
1
Powerex, Inc., 200 E. Hillis Street, Youngwood, Pennsylvania 15697-1800 (724) 925-7272
OUTPUT CURRENT, IO, (mA)
EFFICIENCY, η, (%)
EFFICIENCY VS. OUTPUT CURRENT
CHARACTERISTICS
100
0 30 60 9
0 180150120
80
60
40
20
0
OUTPUT CURRENT, IO, (mA)
OUTPUT VOLTAGE, V
O
, (VOLTS)
OUTPUT VOLTAGE VS. OUTPUT CURRENT
CHARACTERISTICS
32
0 8
040 6020 180120 160140100
12
16
20
24
28
8
4
0
INPUT VOLTAGE, V
IN
, (VOLTS)
EFFICIENCY, η, (%)
EFFICIENCY VS. INPUT VOLTAGE
CHARACTERISTICS
10 12 14 16 18 20
100
80
60
40
20
0
VIN = 15V
Ta = 25°C
V
IN
= 15V
T
a
= 25°C
Io = 100mA
Ta = 25°C
0 4 8 12 16 20 0 4 8 12 16 20
32
16
20
24
28
12
8
4
0
Io = 100mA
Ta = 25°C
INPUT VOLTAGE, V
IN
, (VOLTS)
OUTPUT VOLTAGE, V
O
, (VOLTS)
OUTPUT VOLTAGE VS. INPUT VOLTAGE
CHARACTERISTICS
INPUT VOLTAGE, V
IN
, (VOLTS)
INPUT CURRENT, I
IN
, (mA)
INPUT CURRENT VS. INPUT VOLTAGE
CHARACTERISTICS
600
400
500
300
200
100
0
Io = 100mA
Ta = 25°C
AMBIENT TEMPERATURE, (°C)
OUTPUT CURRENT, I
O
, (mA)
DERATING
CHARACTERISTICS
140
-10 3010 11050 70 90
12
0
10
0
80
60
40
20
0
VLA106-15242
Isolated DC/DC Converter
Absolute Maximum Ratings, Ta = 25°C unless otherwise specified
Characteristics Symbol VLA106-15242 Units
Input Voltage (Between Pins 8, 9, and 10, 11) V
IN
18 Volts
Output Current (Between Pins 3 and 1) IO 100 mA
Operating Temperature (No Condensation)* T
Storage Temperature (No Condensation) T
Input-Output Isolation Voltage (AC, 1 Minute) V
*Please refer to derating characteristics.
-10 ~ 70 °C
opr
-20 to 85 °C
stg
2500 V
ISO
rms
Electrical and Mechanical Characteristics, Ta = 25°C, VIN = 24V unless otherwise specified
Characteristics Symbol Test Conditions Min. Typ. Max. Units
Input Voltage VIN Recommended Range 12 15 18 Volts
Output Voltage 1 VO1 Between Pins 3 and 1, IO = 0 ~ 100mA 22.8 24.0 25.2 Volts
Output Voltage 2 VO2 Between Pins 2 and 1, 7.79 8.2 8.61 Volts
Between Pins 3 and 2 : No Load
Input Regulation R
IO = 100mA, VIN = 12.0 ~ 18.0V
Load Regulation R
Ripple Voltage V
Efficiency η Between Pins 3 and 1, IO = 100mA — 75 — %
Between Pins 3 and 1, — — 50 mV
eg-I
Between Pins 3 and 1, IO = 0 ~ 100mA — — 50 mV
eg-L
Between Pins 3 and 1, IO = 100mA — — 150 mV
P-P
2
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