
DC/DC Converters
ctparts.com
Manufacturer of Passive and Discrete Semiconductor Components
800-684-5322 Inside US
949-453-1811 Outside US
Copyright 2006 by CT Magnetics, DBA Central Technologies. All rights reserved.
CT Magnetics reserves the right to make improvements or change specifications without notice
CENTRAL Technologies
SPECIFICATIONS
Vin
Iout
Effi.
Part
Nom.
Input Range
Max.*
Vout
Max.
Min.**
Typ.
Number
(VDC)
(mA)
(%)
CTDD3220DF-2405-D1.5K-6M
24
9-36
40
±5
±600
±60
77
CTDD3220DF-2412-D1.5K-6M
24
9-36
40
±12
±250
±25
79
CTDD3220DF-2415-D1.5K-6M
24
9-36
40
±15
±200
±20
83
CTDD3220DF-2424-D1.5K-6M
24
9-36
40
±24
±125
±13
85
CTDD3220DF-4805-D1.5K-6M
48
18-72
80
±5
±600
±60
80
CTDD3220DF-4812-D1.5K-6M
48
18-72
80
±12
±250
±25
83
CTDD3220DF-4815-D1.5K-6M
48
18-72
80
±15
±200
±20
85
CTDD3220DF-4824-D1.5K-6M
48
18-72
80
±24
±125
±13
86
*If Input voltage above specified may cause permanent damage to the device
**The load shouldn’t be less than 10%, otherwise ripple will increase dramatically
ISOLATION SPECIFICATIONS
Item
Test Condition
MIN
TYP
MAX
Units
Isolation Voltage
Flash tested for 1 minute
1500
VDC
Isolation Resistance
Test at 500VDC
1000
M
Ω
OUTPUT SPECIFICATIONS
Item
Test Condition
MIN
TYP
MAX
Units
6W Output Power
6
W
Positive voltage accuracy
Refer to Recommended Circuit
±1
±3
%
Negative voltage accuracy
Refer to Recommended Circuit
±3
±5
%
Load regulation
From 10% to 100% load
±0.5
±1
%
Line regulation
Input Voltage from low to high
±0.2
±0.5
%
Temperature drift (Vout)
Refer to Temp. Derating Graph
0.02
%/°C
Ripple
20Hz to 300KHz Bandwidth
30
50
mVp-p
Noise
DC-20MHz Bandwidth
100
300
mVp-p
Switching frequency
100% load, nominal input voltage
250
KHz
CTDD3220DF-D1.5K-6M
Series
Wide Input Isolated & Regulated
6W Output, Dual Output
Not shown at actual size.
FEATURES
Efficiency: To 85%
Temperature Range: -40°C to +85°C
Isolation: 1.5KVDC
Miscellaneous: Wide (4:1) Input Range. Dual Output. No heat
sink required. Metal Shielding Package. 24PIN Industry standard
pinout. Continuous Short-Circuit Protection.
Samples available.
CHARACTERISTICS
Output Short Circuit Protection: Continuous
Temperature Rise at Full Load: 40°C (Typ.)
Cooling: Free air convection
Operating Temperature Range: -40°C to +85°C
Storage Temperature Range: -55°C to +125°C
Lead Temperature: 300°C (1.5mm from case for 10 seconds)
Storage Humidity Range: < 95%
Case Material: Metal
MTBF: >1,000,000 hours
Miscellaneous: RoHS Compliant.
Note:
1. All specifications measured at TA=25°C, humidity<75%, nominal input voltage and rated output unless
otherwise specified.
01.10.07
TYPICAL CHARACTERISTICS
120
80
60
40
20
0
-40
0
40
71 85
120
(°C)
Output
Power
(%
) 100
Safe Operating Area
Operating Temperature
RoHS
Compliant
Temperature Derating Graph