here - Chinfa

TDD05 SERIES
DC - DC CONVERTER
5 ~ 6W SINGLE & DUAL OUTPUT
FEATURES
‧EFFICIENCY UP TO 78%
‧4:1 WIDE INPUT RANGE
‧I/O ISOLATION
‧INPUT Pi FILTER
‧SHORT CIRCUIT PROTECTION
‧HIGH PERFORMANCE
‧3 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
TDD05 - 03S4
10~36 VDC
0.30 A
5 WATTS
+3.3 VDC
1500 mA
63%
65%
3500μF
TDD05 - 05S4
10~36 VDC
0.29 A
5 WATTS
+ 5 VDC
1000 mA
68%
70%
3500μF
TDD05 - 12S4
10~36 VDC
0.32 A
6 WATTS
+ 12 VDC
500 mA
73%
75%
330μF
TDD05 - 15S4
10~36 VDC
0.31 A
6 WATTS
+ 15 VDC
400 mA
73%
75%
330μF
TDD05 - 03S5
18~72 VDC
0.15 A
5 WATTS
+3.3 VDC
1500 mA
63%
65%
3500μF
TDD05 - 05S5
18~72 VDC
0.14 A
5 WATTS
+ 5 VDC
1000 mA
70%
72%
3500μF
TDD05 - 12S5
18~72 VDC
0.16 A
6 WATTS
+ 12 VDC
500 mA
75%
77%
330μF
TDD05 - 15S5
18~72 VDC
0.16 A
6 WATTS
+ 15 VDC
400 mA
76%
78%
330μF
Dual Output Models
TDD05 - 05D4
10~36 VDC
0.29 A
5 WATTS
± 5 VDC
± 500 mA
68%
70%
± 680μF
TDD05 - 12D4
10~36 VDC
0.34 A
6 WATTS
± 12 VDC
± 250 mA
72%
74%
± 150μF
TDD05 - 15D4
10~36 VDC
0.32 A
6 WATTS
± 15 VDC
± 200 mA
73%
75%
± 47μF
TDD05 - 05D5
18~72 VDC
0.14 A
5 WATTS
± 5 VDC
± 500 mA
70%
72%
± 680μF
TDD05 - 12D5
18~72 VDC
0.16 A
6 WATTS
± 12 VDC
± 250 mA
75%
77%
± 150μF
TDD05 - 15D5
18~72 VDC
± 200 mA
76%
78%
± 47μF
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2014.05.26
0.16 A
6 WATTS
± 15 VDC
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P1
TDD05 SERIES
SINGLE & DUAL OUTPUT
SPECIFICATION
o
All Specifications Typical At Nominal Line, Full Load, 25 C Unless Otherwise Noticed
GENERAL
Characteristics
Conditions
Switching frequency
Vi nom, Io nom
Isolation voltage
Input - Output
Isolation resistance
Input - Output, @ 500VDC
Isolation capacitance
100KHz / 1V
Ambient temperature
Operating at Vi nom, Io nom
Case temperature
Operating at Vi nom, Io nom
min.
typ.
unit
max.
200
KHz
1,500
VDC
100
MΩ
330
-25
Derating
Vi nom
Storage temperature
Non operational
-40
Relative humidity
Vi nom, Io nom
20
Temperature coefficient
Vi nom, Io min
PF
+ 71
o
+100
o
+100
o
C
C
See derating curve
Dimension
C
95
% RH
± 0.02
% / oC
mm
L50.8 x W25.4 x H11.5
o
MTBF
Bellcore issue [email protected] C, GB
Cooling
Free air convection
Hours
943,200
INPUT SPECIFICATIONS
Characteristics
Input voltage range
No load input current
Conditions
min.
Ta min ... Ta max, Io nom
Vi nom, Io = 0
typ.
max.
unit
10
24
36
VDC
18
48
72
VDC
24V
25
mA
48V
15
mA
24V
40
VDC
75
VDC
Input voltage w/o damage
Io nom
Startup voltage
Io nom
24V
8.7
9.8
VDC
startup voltage
Io nom
12V models48V
17.4
17
VDC
Input filter
Pi type
48V
OUTPUT SPECIFICATIONS
Characteristics
Output voltage accuracy
Conditions
Vi nom,
Io nom
max.
unit
泀
± 22
%
dual output models
±2
%
±3
%
min.
- 5V model
Minimum load
Vi nom
typ.
single output models
single output models
0
dual output models (each output)
20
%
%
Line regulation
Io nom, Vi min ...Vi max
±1
%
Load regulation
Vi nom, Io 0 ...Io nom, single output models
±2
%
Vi nom, Io min ...Io nom, dual output models
±5
%
Cross regulation (Dual model)
Aymmetrical load 20% - 100% FL
Startup time
Vi nom, Io nom
Transient recovery time
Vi nom, 1~0.5 Io nom
Ripple & noise
Vi nom, Io nom, BW = 20MHz
Efficiency
Vi nom, Io nom, Po / Pi
±8
%
1,000
ms
500
150
mV
Up to 78%, See model list and efficiency curve
CONTROL AND PROTECTION
Input reversed
Shunt diode built in, external fuse recommended 1A
Output short circuit
Current limited (Auto-recovery)
Rated over load protection
110%min....160%max
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2014.05.26
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P2
TDD05 SERIES
SINGLE & DUAL OUTPUT
PHYSICAL CHARACTERISTICS
Case size
50.8 x 25.4 x 11.5 mm ( 2 x 1 x 0.45 inches)
Case material
Plastic base / Metal case
Weight
35 g
Potting material
Epoxy
MECHANISM & PIN CONFIGURATION
mm [inch]
50.80 [2.00]
20.32 [0.80]
2.54 [0.10]
3
10.16 [0.40]
11.50 [0.45]
10.16 [0.40]
1
4
2
6.00 [0.24]
DIA 1.00 [0.04]
10.16 [0.40]
10.16 [0.40]
5
25.40 [1.00]
15.24 [0.60]
BURL AT 4 CORNER
BOTTOM VIEW
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]
PIN ASSIGMENT
GENERAL
PIN NO.
1
2
3
4
5
SINGLE
Vi+
Vi -
Vo +
NO PIN
Vo -
Vo +
com
Vo -
DUAL
Vi+
Vi -
CIRCUIT SCHEMATIC
‧Block diagram for TDD05 series with single output
Vo +
Vi +
Switching
Device
Rectifier
Vo -
Vi -
PWM
Controller
Opto Isolation
Reference &
Error Amp.
‧Block diagram for TDD05 series with dual output
Vi +
Vo +
Rectifier
com
Switching
Device
Rectifier
Vo -
Vi -
PWM
Controller
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2014.05.26
Opto Isolation
Reference &
Error Amp.
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P3
TDD05 SERIES
SINGLE & DUAL OUTPUT
RECOMMENDED CIRCUIT
‧Recommended filter for EN55022 Class B compliance.
L1
‧Recommended EN 55022 Class B filter circuit layout.
C4
+
Vin +
C1
Vo +
TDD05
C2
Vin -
Vo -
C3
‧The components used in the above figure, together with the manufacturer
part numbers for these components, are as follows.
C1
C2
C3
C4
TDD05-XXX4
2.2μF / 50V
MLCC
4.7μF / 50V
MLCC
0.22nF / 2KV
MLCC
1.5 mH
0.22nF / 2KV
Common choke
MLCC
TDD05-XXX5
2.2μF / 100V 4.7μF / 100V
MLCC
MLCC
0.22nF / 2KV
MLCC
1.5 mH
0.22nF / 2KV
Common choke
MLCC
L1
DERATING AND EFFICIENCY CURVE
Temperature derating curve
Power out [ % ]
100
Safe Operating Area
0
-25
71
Ambient Temperature [ oC ]
Efficiency Vs Input Voltage
TDD05-05S4
76
75
74
70
65
73
72
71
70
Io : Full Load
69
68
10 12
14
16
18
20
22
24
26
Input Voltage (V)
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2014.05.26
28
Efficiency Vs Output Load
TDD05-05S4
80
75
Efficiency [ % ]
Efficiency [ % ]
100
30
32
34 36
60
55
50
45
40
Vi : 24VDC
10
20
30
40
50
60
70
80
90
100
Output Load (%)
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P4