![](http://datasheet.mmic.net.cn/210000/CTDD1906SF-0305-S-1_datasheet_15427676/CTDD1906SF-0305-S-1_1.png)
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
T
SPECIFICATIONS
Vin
Nom.
(VDC)
Vin
Max.*
(VDC)
Iout
Max.
(mA)
Iout
Min.
(mA)
Effi.
Typ.
(%)
Part
Number
Input Range
(VDC)
Vout
(VDC)
CTDD1906SF-0305-S-1
CTDD1906SF-0309-S-1
CTDD1906SF-0312-S-1
3.3
3.3
3.3
2.7-5.4
2.7-5.4
2.7-5.4
5.4
5.4
5.4
5
9
12
200
110
83
22
11
9
79
82
84
CTDD1906SF-0505-S-1
CTDD1906SF-0512-S-1
CTDD1906SF-0515-S-1
CTDD1906SF-0524-S-1
5
5
5
5
3.6-7.2
3.6-7.2
3.6-7.2
3.6-7.2
7.2
7.2
7.2
7.2
5
200
83
67
42
20
9
7
5
85
87
88
85
12
15
24
CTDD1906SF-0705-S-1
CTDD1906SF-0709-S-1
CTDD1906SF-0712-S-1
CTDD1906SF-0715-S-1
CTDD1906SF-0724-S-1
7.2
7.2
7.2
7.2
7.2
6.4-8.4
6.4-8.4
6.4-8.4
6.4-8.4
6.4-8.4
10
10
10
10
10
5
9
12
15
24
200
110
83
67
42
20
11
9
7
5
84
82
85
86
85
CTDD1906SF-1203-S-1
CTDD1906SF-1205-S-1
12
12
9.0-12.5
9.0-12.5
12.5
12.5
3
5
300
200
30
20
82
86
*If Input voltage above specified may cause permanent damage to the device.
ISOLATION SPECIFICATIONS
Item
Test Condition
MIN
TYP
MAX
Units
Isolation Voltage
Tested for 1 minute
0
VDC
M
Ω
Isolation Resistance
Test at 500VDC
0
OUTPUT SPECIFICATIONS
Item
Test Condition
MIN
TYP
MAX
Units
1W Output Power
0.1
1
W
No load current
1
5
mA
Output voltage accuracy
See tolerance envelope graph
±3
%
Load regulation
From 25% to 100% load
±0.2
%
Line regulation
Input Voltage from low to high
±0.2
%
Temperature drift (Vout)
See tolerance envelope graph
0.02
%/°C
Ripple
20Hz to 300kHzBandwidth
100
300
mVp-p
Switching frequency
Note:
1. All specifications measured at TA=25°C, humidity<75%, nominal input voltage and rated output unless
otherwise specified.
100% load, nominal input voltage
80
400
KHz
CTDD1906SF-S-1 Series
Wide Input Regulated & Non-Isolated
1W Output, Single Output
Not shown at actual size.
FEATURES
Efficiency
: To 85%
Temperature Range:
-20°C to +71°C
Package:
UL94-V0
Miscellaneous:
Wide (2:1) Input Range. No heat sink required.
Industry standard pinout. Single Output Custom service available.
Samples available.
CHARACTERISTICS
Output Short Circuit Protection:
Continuous
Temperature Rise at Full Load:
30°C (Typ.)
Cooling:
Free air convection
No Load, Power Consumption:
500mW (typical)
Operating Temperature Range:
-20°C to +71°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:
Plastic (UL94-V0)
MTBF:
>1,000,000 hours
Miscellaneous:
RoHS Compliant.
11.21.06
TYPICAL CHARACTERISTICS
120
100
80
60
40
20
0
-40
0
40
71 85
120
Ambient Temperature (
°C)
O
)
Safe Operating Area
Compliant