rev.
page
date
1 of 3
08/2007
PART NUMBER:
VAD3 series
DESCRIPTION:
DC/DC converter
features
·3W isolated output
·efficiency to 80%
·regulated outputs
·Pi input filter
·low ripple and noise
·24-Pin DIP package
·continuous short circuit
protection
model
number
1, 2, 3
VAD3-D5-S3R3
VAD3-D5-S5
VAD3-D5-S12
VAD3-D5-S15
VAD3-D5-D5
VAD3-D5-D12
VAD3-D5-D15
VAD3-D12-S3R3
VAD3-D12-S5
VAD3-D12-S12
VAD3-D12-S15
VAD3-D12-D5
VAD3-D12-D12
VAD3-D12-D15
VAD3-D24-S3R3
VAD3-D24-S5
VAD3-D24-S12
VAD3-D24-S15
VAD3-D24-D5
VAD3-D24-D12
VAD3-D24-D15
VAD3-D48-S3R3
VAD3-D48-S5
VAD3-D48-S12
VAD3-D48-S15
VAD3-D48-D5
VAD3-D48-D12
VAD3-D48-D15
NOTES:
input
voltage
4.5-6.0VDC
4.5-6.0VDC
4.5-6.0VDC
4.5-6.0VDC
4.5-6.0VDC
4.5-6.0VDC
4.5-6.0VDC
9-18VDC
9-18VDC
9-18VDC
9-18VDC
9-18VDC
9-18VDC
9-18VDC
18-36VDC
18-36VDC
18-36VDC
18-36VDC
18-36VDC
18-36VDC
18-36VDC
36-72VDC
36-72VDC
36-72VDC
36-72VDC
36-72VDC
36-72VDC
36-72VDC
output
voltage
3.3VDC
5VDC
12VDC
15VDC
±5VDC
±12VDC
±15VDC
3.3VDC
5VDC
12VDC
15VDC
±5VDC
±12VDC
±15VDC
3.3VDC
5VDC
12VDC
15VDC
±5VDC
±12VDC
±15VDC
3.3VDC
5VDC
12VDC
15VDC
±5VDC
±12VDC
±15VDC
output
current
600mA
600mA
250mA
200mA
±300mA
±125mA
±100mA
600mA
600mA
250mA
200mA
±300mA
±125mA
±100mA
600mA
600mA
250mA
200mA
±300mA
±125mA
±100mA
600mA
600mA
250mA
200mA
±300mA
±125mA
±100mA
input current
no load
full load
15mA
619mA
15 mA
15mA
15mA
25mA
25mA
25mA
7.5mA
7.5mA
7.5mA
7.5mA
12mA
12mA
12mA
5mA
5mA
5mA
5mA
7.5mA
7.5mA
7.5mA
3mA
2mA
2mA
2mA
3mA
3mA
3mA
850 mA
800mA
800mA
850mA
800mA
800mA
236mA
340mA
320mA
320mA
340mA
320mA
320mA
113mA
168mA
156mA
156mA
168mA
156mA
156mA
58mA
82mA
78mA
78mA
82mA
80mA
80mA
efficiency
64%
70%
75%
75%
70%
75%
75%
70%
73%
78%
78%
73%
78%
78%
73%
74%
80%
80%
74%
80%
80%
71%
76%
80%
80%
76%
78%
78%
1. Suffix “HM” for 1.5K Vdc isolation
2. Suffix “H” for 3K Vdc isolation
3. Suffix “-SMT” for SMT case style
20050
SW
112
th
Ave. Tualatin, Oregon
97062
phone
503.612.2300
fax
503.612.2382
rev.
page
date
2 of 3
08/2007
PART NUMBER:
VAD3 series
DESCRIPTION:
DC/DC converter
INPUT
input voltage range
5V
12V
24V
48V
input filter
4.5-6V
9-18V
18-36
36-72
Pi type
OUTPUT
voltage accuracy
voltage balance (dual)
temperature coefficient
ripple and noise, 20MHz BW
short circuit protection
line regulation
single/dual
1
load regulation
single
2
dual
3
±2.0% max.
±1.0% max.
±0.05% / °C max.
100mV p-p max.
1% p-p max.
continuous
±0.5%
±0.5%
±1.0%
3.3V / 5V
12V / 15V
GENERAL SPECIFICATIONS
efficiency
isolation resistance
switching frequency
isolation resistance
operating temperature range
storage temperature
case temp. (plastic case)
(copper case)
cooling
dimensions
see table
10
9
Ohms
100kHz min.
10
9
Ohms
-25°C to +71°C
-40°C to +100°C
95°C max.
100°C max.
free air convection
1.25x0.8x0.4 inches
(31.8x20.3x10.2mm)
ISOLATION VOLTAGE
500 VDC min
1.5K VDC min
3K VDC min
4
standard models
suffix “HM” models
suffix “H” models
CASE MATERIAL
standard models
suffix “M” models
non-conductive back plastic
black coated copper with
non-conductive base
NOTES:
1.
2.
3.
4.
measured from high line to low line
measured from full load to 10% load
measured from full load to 1/4 load
non-conductive black plastic only
20050
SW
112
th
Ave. Tualatin, Oregon
97062
phone
503.612.2300
fax
503.612.2382