rev.
page
date
rev.
page
date
DESCRIPTION: DC/DC converter
1 of 3
08/2007
20050 SW 112th Ave. Tualatin, Oregon 97062
phone
phone 503.612.2300
fax
fax 503.612.2382
PART NUMBER: VABD3 series
features
·3W Isolated output
·efficiency to 80%
·2:1 input range
·regulated outputs
·Pi input filter
·low ripple and noise
·24-Pin DIP package
·continuous short circuit protection
·meets EN55022 Class B, conducted
·remote ON/OFF option
·single output
model input output output input current
number1, 2, 3, 4 voltage voltage current no load full load efficiency
VABD3-D12-S3R3 9-18VDC 3.3VDC 600mA 7.5mA 236mA 70%
VABD3-D12-S5 9-18VDC 5VDC 600mA 7.5mA 340mA 73%
VABD3-D12-S12 9-18VDC 12VDC 250mA 7.5mA 320mA 78%
VABD3-D12-S15 9-18VDC 15VDC 200mA 7.5mA 329mA 76%
VABD3-D12-D5 9-18VDC ±5VDC ±300mA 12mA 340mA 73%
VABD3-D12-D12 9-18VDC ±12VDC ±125mA 12mA 329mA 76%
VABD3-D12-D15 9-18VDC ±15VDC ±100mA 12mA 333mA 75%
VABD3-D24-S3R3 18-36VDC 3.3VDC 600mA 5mA 113mA 73%
VABD3-D24-S5 18-36VDC 5VDC 600mA 5mA 168mA 74%
VABD3-D24-S12 18-36VDC 12VDC 250mA 5mA 156mA 80%
VABD3-D24-S15 18-36VDC 15VDC 200mA 5mA 156mA 80%
VABD3-D24-D5 18-36VDC ±5VDC ±300mA 7.5mA 168mA 74%
VABD3-D24-D12 18-36VDC ±12VDC ±125mA 7.5mA 156mA 80%
VABD3-D24-D15 18-36VDC ±15VDC ±100mA 7.5mA 160mA 78%
VABD3-D48-S3R3 36-72VDC 3.3VDC 600mA 3mA 58mA 71%
VABD3-D48-S5 36-72VDC 5VDC 600mA 2mA 82mA 76%
VABD3-D48-S12 36-72VDC 12VDC 250mA 2mA 82mA 77%
VABD3-D48-S15 36-72VDC 15VDC 200mA 2mA 82mA 77%
VABD3-D48-D5 36-72VDC ±5VDC ±300mA 3mA 82mA 76%
VABD3-D48-D12 36-72VDC ±12VDC ±125mA 3mA 82mA 76%
VABD3-D48-D15 36-72VDC ±15VDC ±100mA 3mA 82mA 76%
NOTES:
1. suffix “HM” for 1.5K Vdc isolation
2. suffix “H” for 3K Vdc isolation
3. suffix “-SMT” for SMT case style
4. suffix “-1” for on/off control option
rev.
page
date
DESCRIPTION: DC/DC converter
2 of 3
08/2007
20050 SW 112th Ave. Tualatin, Oregon 97062
phone
phone 503.612.2300
fax
fax 503.612.2382
PART NUMBER: VABD3 series
INPUT
input voltage range 12V 9-18V
24V 18-36
48V 36-72
input filter Pi Type
OUTPUT
voltage accuracy ±2.0% max.
voltage balance (dual) ±1.0% max.
temperature coefficient ±0.05% / °C max.
ripple and noise, 20MHz BW 3.3V / 5V 100mV p-p max.
12V / 15V 1% p-p max.
short circuit protection continuous
line regulation single/dual1±0.5%
load regulation single2±0.5%
dual3±1.0%
GENERAL SPECIFICATIONS
efficiency see table
isolation resistance 109 Ohms
switching frequency 100kHz min.
isolation resistance 109Ohms
operating temperature range -25°C to +71°C
storage temperature -40°C to +100°C
case Temp.(plastic case) 95°Cmax.
(copper case) 100°Cmax.
cooling free air convection
EMI/RFI conductive EMI Meet EN55022 Class B
dimensions 1.25x0.8x0.5 inches
(31.8x20.3x12.7mm)
ISOLATION VOLTAGE
500 VDC min standard models
1.5K VDC mon suffix HM” models
3K VDC min4 suffix “H” models
CASE MATERIAL
standard models non-conductive black plastic
suffix “M” models5black coated copper with
non-conductive base
NOTES:
1. measured from high line to low line
2. measured from full load to 10% load
3. measured from full load to 1/4 load
4. non-conductive black plastic only
5. suffix “-1” to the model number with
remote on/off for “H”/”HM” versions only
rev.
page
date
DESCRIPTION: DC/DC converter
3 of 3
08/2007
20050 SW 112th Ave. Tualatin, Oregon 97062
phone
phone 503.612.2300
fax
fax 503.612.2382
PART NUMBER: VABD3 series
DIMENSIONS (mm)
-25
-25
0
71
50 75 00152
100
95
Output Load(%)
100%
120%
80%
60%
40%
20%
0%
Ambient Temperature(˚C)
Plastic Case
Copper Case
DERATING CURVE
