Specifications
INPUT SPECIFICATIONS:
3B SERIES
24V .................................................................18-36V
48V .................................................................36-72V
Input Voltage Range........................................................................................................................................12V ...................................................................9-18V
Input Filter...................................................................................................................................................................................................................................Pi Type
OUTPUT SPECIFICATIONS:
Voltage Accuracy.............................................................................................................................................................................................................± 2.0% max.
Voltage Balance (Dual)...................................................................................................................................................................................................± 1.0% max.
Temperature Coefficient....................................................................................................................................................................................................± 0.05%/˚C
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/Dual
1
....................................................................................................................................................................................................± 0.5%
Load Regulation, Single
2
............................................................................................................................................................................................................± 0.5%
Dual
3
..........................................................................................................................................................................................................± 1.0%
GENERAL SPECIFICATIONS:
Efficiency...............................................................................................................................................................................................................................See Table
Isolation Voltage...........................................................................................................................................................................................................1500 VDC min
Isolation Resistance................................................................................................................................................................................................................10
9
ohms
Switching Frequency........................................................................................................................................................................................................100KHz, min
Operating Temperature Range.................................................................................................................................................................................-25˚C to + 71˚C
Case Temperature............................................................................................................................................................................................................100˚C max.
Cooling................................................................................................................................................................................................................Free-Air Convection
Storage Temperature Range..................................................................................................................................................................................-40˚C to + 100˚C
Dimensions ...............................................................................................................................................................................................................2 x 1 x 0.4 inches
(50.8 x 25.4 x 10.2mm)
Case Material.........................................................................................................................................................................................Black Coated Copper With
Non-Conductive Base
NOTE:
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
CASE B
0.20
(5.1)
0.40
(10.2)
All Dimensions In Inches(mm)
PIN CONNECTION
Pin
1.
2.
3.
0.60
(15.2)
Function
+ Input
- Input
+ Output
Common/NP
- Output
4.
5.
*NP-NO PIN
2
1
2.00
(50.8)
5
BOTTOM
VIEW
4
3
0.80
(20.3)
All Specifications Typical At Nominal Line, Full Load
and 25˚C Unless Otherwise Noted.
0.040 DIA
(1.0)
0.22 MIN.
(5.6)
0.40
(10.2)
0.40
(10.2)
1.00
(25.4)
0.40
(10.2)
D1 International, Inc.
95 E. Main St. Huntington, NY 11743 USA • 631-673-6866
Fax: 631-673-6893 • www.d1international.com • e-mail: d1intl@aol.com
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