DC-DC CONVERTERS. GS120T48 Datasheet

GS120T48 CONVERTERS. Datasheet pdf. Equivalent

GS120T48 Datasheet
Recommendation GS120T48 Datasheet
Part GS120T48
Description 120W/175W DC-DC CONVERTERS
Feature GS120T48; GS120/175T48 Family 120W/175W DC-DC CONVERTERS FAMILY Type GS120T48-3.3 GS120T48-3.3E GS175T48-5 GS.
Manufacture STMicroelectronics
Datasheet
Download GS120T48 Datasheet





STMicroelectronics GS120T48
GS120/175T48 Family
120W/175W DC-DC CONVERTERS FAMILY
Type
GS120T48-3.3
GS120T48-3.3E
GS175T48-5
GS175T48-5E
GS175T48-12
GS175T48-12E
GS175T48-15
GS175T48-15E
Vi
38 to 60 V
38 to 60 V
38 to 60 V
38 to 60 V
Vo
3,35 V
5,075 V
12,0 V
15,0 V
Io
35 A
35 A
15 A
12 A
FEATURES
UL, CSA, TUV approved
High output power (up to 175W)
High efficiency (82% typ. on GS175T48-5 mod-
ule)
Parallel operation with equal current sharing
Synchronization pin
Remote ON/OFF
Remote load voltage sense compensation
Output short-circuit protection
Undervoltage lock-out
Minimal overshoot during load transients
Output overvoltage protection
500VDC input to output isolation voltage
Internal input and output filtering
Softstart
PCB or chassis mountable
Optional additional finned heatsink
Mechanical dimensions 125 66,5 19 (4,92
2,62 0,75)
DESCRIPTION
The GS120/175T48family includes 120/175W DC-
DC converters used to generate fixed isolated out-
put voltages with an output current up to 35A from
a wide range input voltage (38 to 60V).
The suffix E Identifies the metric threading on the
planar heatsink (see fig. 1).
OPTION
Type
Ordering Number
HS01
Description
Additional finned heatsink
(See fig. 7)
Thermal Resistance
2.8°C/W
Dimensions
L W H mm (inches)
125 66.5 15
( 4.92 2.62 0.59)
June 1994
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STMicroelectronics GS120T48
GS120/175T48 FAMILY
GS120T48-3.3ELECTRICAL CHARACTERISTICS (Tamb = 25°C unless otherwise specified)
Symbol
Parameter
Vi Input Voltage
Viuv Input Undervoltage Lockout
li Average Input Current
lipk Inrush Transient Peak Current
lir Reflected Input Current
Vien Enable Input Voltage
lien Enable Input Current
Viinh Inhibit Voltage
Pi
Vo
Vost
Vots
Vol
Vor
Von
Vo
δVo
Input Power
Total Output Voltage Regulation
Short-term Output
Voltage Regulation
Total Static Tolerance
Output Overvoltage
Limit Initiation
Output Ripple Voltage
Output Noise Voltage
Total Remote Sense
Compensation
Peak Load Transient Response
Io Output Current
Iol Overcurrent Limit Initiation
Iosc Shortcircuit Output Current
ts Load Transient Settling Time
ton Turn-on Time
Vis
fs
η
Rth
Tcop
Tstg
Isolation Voltage
Switching Frequency
Efficiency
Thermal Resistance
Operating Case
Temperature Range
Storage Temperature Range
Test Conditions
Min
Vo = 3.35V Io = 0 to 35A
(Operating Conditions)
38
Vo = 3.35V
Io = 0 to 35A
32
Vi = 0 to 60V
Io = 35A
Vi = 60V
Io = 35A
Vi = 38 to 60V
BW = 5Hz to 20MHz
Io = 35A (See fig. 2)
Vi = 38 to 60V Io = 0 to 35A
0
Vi = 38 to 60V Io = 0 to 35A
Vien = 0V
Vi = 38 to 60V Io = 0 to 35A
Vien = open
8
Vi = 38 to 60V Io = 0A (No Load)
Vi = 38 to 60V Io = 0 to 35A
3.25
Vi = 38 to 60V Io = 0 to 35A
3.30
Typ
48
34
1.5
3.35
3.35
Max
60
36
4.2
0.2
20
1.2
-1
18
2
3.45
3.40
Vi = 38 to 60V Io = 0 to 35A
Vi = 38 to 60V Io = 0 to 35A
3.28
4
3.35
4.5
3.42
5.2
Vi = 38 to 60V Io = 35A
Vi = 38 to 60V Io = 35A
Vi = 38 to 60V
20 30
50 80
0.6
Vi = 48V δIo = 5A
slope = 0.1A/µs
Vi = 38 to 60V Vo = 3.35V
Vi = 48V
Vi = 48V
Vo = 0.2 to 0.5V
Vi = 48V δIo = 5A
slope = 0.1A/µs
Vi = 48V
Io = 35A
Vien = from high to low
Vi = 0 to 60V Io = 35A
Vien = low
Vi = 38 to 60V Io = 0 to 35A
Vi = 38 to 60V Io = 35A
Case to Ambient
60
0 35
36 39
51
200
5
3 10
500
160 175 200
76 77
5.2
– 10 +85
– 40 +105
Unit
VDC
VDC
A
A2s
mApp
V
mA
V
W
V
V
V
VDC
mVpp
mVpp
V
mVp
A
A
A
µs
ms
V
kHz
%
°C/W
°C
°C
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STMicroelectronics GS120T48
GS120/175T48 FAMILY
GS175T48-5 ELECTRICAL CHARACTERISTICS (Tamb = 25°C unless otherwise specified)
Symbol
Parameter
Test Conditions
Min
Vi
Viuv
li
lipk
lir
Vien
lien
Viinh
Pi
Vo
Vost
Vots
Vol
Vor
Von
Vo
δVo
Io
Iol
Iosc
ts
ton
Vis
fs
η
Rth
Tcop
Tstg
Input Voltage
Vo = 5.075V Io = 0 to 35A
(Operating Conditions)
38
Input Undervoltage Lockout
Vo = 5.075V
Io = 0 to 35A
32
Average Input Current
Vi = 0 to 60V Io = 35A
Inrush Transient Peak Current
Vi = 60V
Io = 35A
Reflected Input Current
Vi = 38 to 60V
BW = 5Hz to 20MHz
Io = 35A (See fig. 2)
Enable Input Voltage
Vi = 38 to 60V Io = 0 to 35A
0
Enable Input Current
Vi = 38 to 60V Io = 0 to 35A
Vien = 0V
Inhibit Voltage
Vi = 38 to 60V Io = 0 to 35A
Vien = open
8
Input Power
Vi = 38 to 60V Io = 0A (No Load)
Total Output Voltage Regulation
Vi = 38 to 60V Io = 0 to 35A
4.94
Short-term Output
Voltage Regulation
Vi = 38 to 60V Io = 0 to 35A
5.002
Total Static Tolerance
Vi = 38 to 60V Io = 0 to 35A
4.97
Output Overvoltage
Limit Initiation
Vi = 38 to 60V Io = 0 to 35A
6
Output Ripple Voltage
Vi = 38 to 60V Io = 35A
Output Noise Voltage
Vi = 38 to 60V Io = 35A
Total Remote Sense Compensation Vi = 38 to 60V
Peak Load Transient Response
Vi = 48V δIo = 5A
slope = 0.1A/µs
Output Current
Vi = 38 to 60V Vo = 5.075V
0
Overcurrent Limit Initiation
Vi = 48V
36
Shortcircuit Output Current
Vi = 48V
Vo = 0.2 to 0.5V
Load Transient Settling Time
Vi = 48V δIo = 5A
slope = 0.1A/µs
Turn-on Time
Vi = 48V
Io = 35A
Vien = from high to low
Vi = 0 to 60V Io = 35A
Vien = low
3
Isolation Voltage
500
Switching Frequency
Vi = 38 to 60V Io = 0 to 35A
160
Efficiency
Vi = 38 to 60V Io = 35A
81
Thermal Resistance
Case to Ambient
Operating Case
Temperature Range
– 10
Storage Temperature Range
– 40
Typ
48
34
1.5
5.075
5.075
5.075
6.3
20
50
175
82
5.2
Max
60
36
6.1
0.2
30
1.2
-1
18
2
5.21
5.148
5.18
7
30
80
0.6
100
35
39
51
250
5
10
200
+85
+105
Unit
VDC
VDC
A
A2s
mApp
V
mA
V
W
V
V
V
VDC
mVpp
mVpp
V
mVp
A
A
A
µs
ms
V
kHz
%
°C/W
°C
°C
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