VLA106-24151
Isolated DC/DC Converter
Powerex, Inc., 173 Pavilion Lane, Youngwood, Pennsylvania 15697 (724) 925-7272
Rev. 01/102
Absolute Maximum Ratings, T
a
= 25°C unless otherwise specied
Characteristics Symbol VLA106-24151 Units
Input Voltage (Between Pins 8, 9, and 10, 11) V
IN
27 Volts
Output Current (Between Pins 3 and 1) I
O
100 mA
Operating Temperature (No Condensation)* T
opr
-20 ~ 70 °C
Storage Temperature (No Condensation) T
stg
-20 to 85 °C
Input-Output Isolation Voltage (AC, 1 Minute) V
ISO
2500 V
rms
*Please refer to derating characteristics.
Electrical and Mechanical Characteristics, T
a
= 25°C, V
IN
= 24V unless otherwise specied
Characteristics Symbol Test Conditions Min. Typ. Max. Units
Input Voltage V
IN
Recommended Range 21.6 24.0 26.4 Volts
Max Operating Range 18.0 — 26.4 Volts
Output Voltage V
O
I
O
= 0 ~ 100mA 14.25 15.0 15.75 Volts
Input Regulation R
eg-I
I
O
= 0 ~ 100mA, V
IN
= 21.6 ~ 26.4V — — 75 mV
Load Regulation R
eg-L
I
O
= 0 ~ 100mA — — 750 mV
Ripple Voltage V
P-P
I
O
= 100mA — — 120 mV
Efficiency h I
O
= 100mA — 75 — %
OUTPUT CURRENT, I
O
, (mA)
EFFICIENCY, h, (%)
EFFICIENCY VS. OUTPUT CURRENT
CHARACTERISTICS
100
020406080 140100 120
80
60
40
20
0
OUTPUT CURRENT, I
O
, (mA)
OUTPUT VOLTAGE, V
O
, (VOLTS)
OUTPUT VOLTAGE VS. OUTPUT CURRENT
CHARACTERISTICS
18
08040 6020 180120 160140100
14
12
10
16
8
6
4
2
0
INPUT VOLTAGE, V
IN
, (VOLTS)
EFFICIENCY, h, (%)
EFFICIENCY VS. INPUT VOLTAGE
CHARACTERISTICS
18 20 22 24 26 28
100
80
60
40
20
0
V
IN
= 24V
T
a
= 25°C
I
o
= 100mA
T
a
= 25°C
0510 15 20 25 30 0510 15 20 25 30
20
16
12
8
4
0
I
o
= 100mA
T
a
= 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
300
240
180
120
60
0
I
o
= 100mA
T
a
= 25°C
AMBIENT TEMPERATURE, (°C)
OUTPUT CURRENT, I
O
, (mA)
DERATING
CHARACTERISTICS
140
-10 3010 11050 70 90
120
100
80
60
40
20
0
