CHINFA TDD40

TDD40 SERIES
DC - DC CONVERTER
33 ~ 42W SINGLE & DUAL OUTPUT
FEATURES
‧EFFICIENCY UP TO 87%
‧2:1 & 3:1 WIDE INPUT RANGE
‧I/O ISOLATION
‧INPUT Pi FILTER
‧SHORT CIRCUIT PROTECTION
‧HIGH PERFORMANCE
‧2 YEARS WARRANTY
MODEL LIST
MODEL NO.
INPUT
EFF.
EFF. CAPACITOR
INPUT
OUTPUT OUTPUT OUTPUT
LOAD
CURRENT
VOLTAGE
WATTAGE VOLTAGE CURRENT (min.) (typ.) (max.)
(typ.)
Single Output Models
TDD40 - 03S2
18~60 VDC
1.79 A
33 WATTS
+3.3 VDC
10000 mA
76%
78%
3500 μF
TDD40 - 05S2
18~60 VDC
2.01 A
40 WATTS
+ 5 VDC
8000 mA
82%
84%
3500 μF
TDD40 - 12S2
18~60 VDC
2.04 A
42 WATTS
+ 12 VDC
3500 mA
85%
87%
330μF
TDD40 - 15S2
18~60 VDC
2.01 A
42 WATTS
+ 15 VDC
2800 mA
85%
87%
220μF
TDD40 - 03S3
35~75 VDC
0.89 A
33 WATTS
+3.3 VDC
10000 mA
76%
78%
3500 μF
TDD40 - 05S3
35~75 VDC
0.96 A
40 WATTS
+ 5 VDC
8000 mA
82%
84%
3500 μF
TDD40 - 12S3
35~75 VDC
1.00 A
42 WATTS
+ 12 VDC
3500 mA
85%
87%
330μF
TDD40 - 15S3
35~75 VDC
1.00 A
42 WATTS
+ 15 VDC
2800 mA
85%
87%
220μF
Dual Output Models
TDD40 - 12D2
18~60 VDC
1.97 A
40 WATTS
± 12 VDC
± 1700 mA
84%
86%
± 470μF
TDD40 - 15D2
18~60 VDC
2.05 A
42 WATTS
± 15 VDC
± 1400 mA
84%
86%
± 100μF
TDD40 - 12D3
35~75 VDC
0.98 A
40 WATTS
± 12 VDC
± 1700 mA
84%
86%
± 470μF
TDD40 - 15D3
35~75 VDC
0.99 A
42 WATTS
± 15 VDC
± 1400 mA
84%
86%
± 100μF
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2010.08.26
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P1
TDD40 SERIES
SINGLE & DUAL OUTPUT
SPECIFICATION
o
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
GENERAL
Characteristics
Conditions
Switching frequency
Isolation voltage
Vi nom, Io nom
Input - Output
Isolation resistance
Isolation capacitance
Input - Output, @ 500VDC
Ambient temperature
typ.
min.
max.
300
KHz
1500
100KHz / 1V
Vi nom,
Io nom
VDC
MΩ
100
1000
3.3V & 5V output models
-25
12V, 15V & dual output models
-25
o
+100
o
o
Operating at Vi nom, Io nom
Derating
Vi nom
Non operational
-40
+100
Vi nom, Io nom
20
95
Temperature coefficient
C
o
C
C
See derating curve
Vi nom, Io min
± 0.02
Dimension
MTBF
Cooling
PF
+ 61
+ 71
Case temperature
Storage temperature
Relative humidity
unit
L76.2 x W50.8 x H24.4
Be1lcore issue [email protected] oC, GB
C
% RH
% / oC
mm
Hours
681000
Free air convection
INPUT SPECIFICATIONS
Characteristics
Input voltage range
No load input current
min.
typ.
18
24
60
VDC
35
48
75
VDC
24V models
20
mA
48V models
15
mA
24V models
65
80
VDC
Conditions
Ta min ...Ta max, Io nom
Vi nom, Io=0
Input voltage w/o damage
Io nom
Startup voltage
Io nom
48V models
Input filter
max.
unit
VDC
24V models
16
VDC
48V models
30
VDC
Pi type
OUTPUT SPECIFICATIONS
Characteristics
Conditions
Output voltage accuracy
Vi nom, Io nom
Minimum load
Vi nom
Line regulation
Load regulation
min.
single output models
0
dual output models (each output)
6
typ.
Startup time
Transient recovery time
Vi nom, Io nom
Ripple & noise
Voltage trim range *
Vi nom, 1~0.5 Io nom
Vi nom, Io nom,
3.3V & 5V models
BW = 20MHz
12V, 15V & dual
Vi nom
Efficiency
Vi nom, Io nom, Po / Pi
±1
%
±2
±5
%
±5
30
%
ms
500
μs
150
mV
Vout x±1%
3.3V model
5V, 12V, 15V & dual
%
%
Vi nom, Io min ... Io nom, dual output models
Aymmetrical load 6% - 100% FL
unit
±2
%
Io nom, Vi min ...Vi max
Vi nom, Io 0 ... Io nom, single output models
Cross regulation (Dual model)
max.
± 5
%
mV
%
%
±10
Up to 87%, See model list and efficiency curve
* NOTE : Pls refer to Fig1 & Table 1 for connection resistance recommended.
CONTROL AND PROTECTION
Remote ON / OFF
ON: opened or 8 ~ 10VDC applied, reference to input GND
OFF: -0.3 ~ 2VDC applied, reference to input GND
Input reversed
Shunt diode built in, external fuse recommended 3A
Output short circuit
Current limited (Auto-recovery)
Rated over load protection
110%min....140%max
www.chinfa.com
2010.08.26
[email protected]
P2
TDD40 SERIES
SINGLE & DUAL OUTPUT
PHYSICAL CHARACTERISTICS
Case size
76.2 x 50.8 x 24.4 mm ( 3 x 2 x 0.96 inches )
Case material
Plastic base / Metal case
Weight
175 g
Patting material
Epoxy
MECHANISM & PIN CONFIGURATION
mm [inch]
6.35 [0.25]
63.50 [2.50]
5.08 [0.20]
6
15.24 [0.60]
12.40 [0.49]
10.16 [0.40]
2
7
3
8
10.16 [0.40]
10.16 [0.40]
12.00 [0.47]
10.16 [0.40]
6.00 [0.24]
9
20.32 [0.80]
DIA 1.00 [0.04]
50.80 [2.00]
76.20 [3.00]
10.16 [0.40]
5
10
GENERAL TOLERANCE
0.00[0.00] - 30.00[1.18]
±0.30[0.01]
30.00[1.18] - 120.00[4.72]
±0.50[0.02]
BURL AT 4 CORNER
BOTTOM VIEW
PIN ASSIGNMENT
GENERAL
PIN NO.
2
3
5
6
7
8
9
10
SINGLE
Vi -
Vi+
ON / OFF
N. C.
DUAL
Vi -
Vi+
ON / OFF
Vo -
N. C.
Vo -
Vo +
Trim
N. C.
com
Vo +
Trim
CIRCUIT SCHEMATIC
‧Block diagram for TDD40 series with dual output
‧Block diagram for TDD40 series with single output
Vo +
Vi +
Switching
Device
Vi +
Vo +
Rectifier
Rectifier
Switching
Device
Vi -
Vo Opto Isolation
PWM
Controller
com
Rectifier
Vo -
Vi -
Reference &
Error Amp.
Trim
PWM
Controller
ON / OFF
Opto Isolation
Reference &
Error Amp.
ON / OFF
Trim
RECOMMENDED CIRCUIT
‧Recommended filter for EN55022 Class B compliance.
L1
‧Recommended EN 55022 Class B filter circuit layout.
C4
+
Vin +
C1
Vo +
TDD40
C2
Vin -
Vo -
C3/C5
‧The commponents used in the above figure, together with the
manufacturer part numbers for these components, are as follows.
C1
C2
C3/C4/C5
L1
1.5mH
Command
Chock
TDD40-XXSX
3.3μF / 100V 3.3μF / 100V
MLCC
MLCC
InF / 2KV
MLCC
TDD40-XXD2
6.8μF / 100V 6.8μF / 100V
MLCC
MLCC
InF / 2KV
MLCC
TDD40-XXD3
6.8μF / 100V 6.8μF / 100V
MLCC
MLCC
2.2nF / 2KV
MLCC
www.chinfa.com
2010.08.26
500μH
Command
Chock
500μH
Command
Chock
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P3
TDD40 SERIES
SINGLE & DUAL OUTPUT
DERATING AND EFFICIENCY CURVE
Temperature derating curve
100
Power out [ % ]
12V, 15V & dual
NATURAL
CONVECTION
COOLING
0
-25
3.3V & 5V
61
71
Ambient Temperature [ oC ]
100
Efficiency Vs Input Voltage
TDD40-05S2
Efficiency Vs Output Load
TDD40-05S2
88
90
Efficiency [ % ]
Efficiency [ % ]
86
84
82
80
85
80
75
Vi : 24VDC
Io : Full Load
78
18
24
30
36
42
48
54
70
60
10
20
30
40
Input Voltage (V)
50
60
70
80
90
100
Output Load (%)
Fig. 1 Trim connection
( For Single output )
( For Dual output )
6
6
7
7
8
Vo -
9
Vo +
10
6
Trim
Rext 1
6
7
8
Vo -
9
Vo +
10
Vo -
Rext 2
Trim
7
8
com
9
Vo +
10
Vo -
Rext 1
Trim
8
com
9
Vo +
10
Rext 2
Trim
Table 1 Typical resistor values for various output voltage adjustment settings
Type
TDD40-03SX
Type
TDD40-05SX
Rext 1
Vo nom -2.5%
1KΩ
Vo nom -5%
Rext 2
Vo nom -5%
0Ω
Vo nom -10%
Vo nom +2.5%
Vo nom +5%
10KΩ
3.9KΩ
Vo nom +5%
Vo nom +10%
1KΩ
0Ω
1KΩ
0Ω
TDD40-12SX
62KΩ
20KΩ
8.2KΩ
1KΩ
TDD40-15SX
180KΩ
62KΩ
20KΩ
0Ω
TDD40-12DX
100KΩ
51KΩ
10KΩ
1KΩ
TDD40-15DX
180KΩ
68KΩ
10KΩ
0Ω
www.chinfa.com
2010.08.26
[email protected]
P4