GS70/100T300 Family
70W/100W DC-DC CONVERTERS FAMILY
Type V
GS70T300-3.5 200 to 400 V 3,5 V 20 A
GS100T300-5 200 to 400 V 5,2 V 20 A
GS100T300-12 200 to 400 V 12,0V 8,3 A
GS100T300-15 200 to 400 V 15,0V 6,6 A
GS100T300-24 200 to 400 V 24,0V 4,2 A
GS100T300-48 200 to 400 V 48,0V 2,0 A
i
V
o
I
FEATURES
High inputvoltage range bus: 200 to 400Vdc
UL, TUV approved
High outputpower (up to 100W)
Highefficiency(80%min. onGS100T300-5module)
Outputvoltagesrange:3.5-5.2-12-15-24and 48V
Output voltageadjustable by externalpin
Remote load voltagesense compensation
Output short-circuitprotection
Output overvoltageprotection
Undervoltagelock-out
Minimal overshootduring loadtransients
3750V
input tooutput isolation voltage
RMS
Internal inputand output filtering
Softstart
PCB or chassismountable
Mechanical Dimensions 101,6 • 50,8 • 20 mm
(4,00 • 2,00 • 0,79inches)
o
DESCRIPTION
The GS70/100T300family includes 70/100W DCDC converters used to generate isolated output
voltages with an output current up to 20A from a
wide range input voltage (200 to 400Vdc).
All the GS70/100T300 family modules require an
external fuse (1 Amps.) on the input side.
June 1994 1/10
GS70/100T300 Family
GS70T300-3.5ELECTRICAL CHARACTERISTICS (T
=25°Cunless otherwisespecified)
amb
Symbol Parameter Test Conditions Min Typ Max Unit
V
Q
P
V
V
V
orn
V
δV
δV
∆V
δV
SVR
I
Input Voltage
i
Inrush Charge Vi= 400V
i
Input Power Vi= 300V Io= 0A (No Load)
i
Output Voltage Vi= 200 to 400V
o
Output Voltage Range Vi= 200 to 400V
o
Output Rippleand
Noise Voltage
Output Overvoltage
ol
Limit Initiation
Line Regulation Vi= 200 to 400V
OL
Load Regulation Vi= 300V
OO
Total Remote Sense Compensation Vi= 200 to 400V
o
Peak Load TransientResponse Vi = 300V δIo= 10A
o
Vo= 3.5V Io= 0 to 20A
(Operating Conditions)
Io= 20A
Io=0 to 20A
Io=0 to 20A (see fig. 2)
Vi= 300V
Io= 20A BW = 0 to 20Mhz
Vi= 200 to 400V
Io=0 to 20A
Io= 20A
Io=0 to 20A
Supply VoltageRejection f = 100Hz
Output Current Vi= 200 to 400V
o
Vo= 3.3V
200 300 400 V
-6
40•10
2.5 W
3.43 3.5 3.57 V
1.75 3.5 V
35 40 mVpp
1.2•Vo V
±0.1 %
±0.1 %
0.6 V
500 mVp
55 dB
020A
DC
C
I
I
osc
t
V
OvercurrentLimit Initiation Vi = 300V
oI
Shortcircuit Output Current Vi = 300V
LoadTransient Settling Time Vi= 300V δIo= 10A
t
s
Turn-onTime Vi= 200V Io= 20A
on
IsolationVoltage Input toOutput
is
Switching Frequency Vi= 200 to 400V
f
s
η Efficiency V
Thermal Resistance Baseplate to Ambient
th
Operating Case
Temperature Range
Storage Temperature Range
stg
T
T
R
cop
Input to Baseplate
Output to Baseplate
Io=0 to 20A
= 300V Io= 20A
i
21 23 25 A
18 23 28 A
300 µs
610ms
3750 V
2500
500
150 kHz
78 79 %
7.5 °C/W
0 +70 °C
– 40 +100 °C
RMS
2/10
GS70/100T300 Family
GS100T300-5ELECTRICAL CHARACTERISTICS (T
Symbol
V
i
Q
i
P
i
V
o
V
o
V
orn
V
ol
δV
OL
δV
OO
∆V
o
δV
o
SVR
I
o
Input Voltage
Inrush Charge Vi= 400V
Input Power Vi= 300V Io= 0A (No Load)
Output Voltage Vi= 200 to 400V
Output Voltage Range Vi= 200 to 400V
Output Rippleand
Noise Voltage
Output Overvoltage
Limit Initiation
Line Regulation Vi= 200 to 400V
Load Regulation Vi= 300V
Total Remote Sense Compensation Vi= 200 to 400V
Peak Load TransientResponse Vi = 300V δIo=1A
Supply VoltageRejection f = 100Hz
Output Current Vi= 200 to 400V
Parameter Test Conditions Min Typ Max Unit
Vo=5V Io= 0 to 20A
(Operating Conditions)
Io= 20A
Io=0 to 20A
Io=0 to 20A (see fig. 2)
Vi= 300V
Io= 20A BW = 0 to 20Mhz
Vi= 200 to 400V
Io=0 to 20A
Io= 20A
Io=0 to 20A
Vo=5V
=25°C unless otherwisespecified)
amb
200 300 400 V
40•10
2.5 W
5.09 5.20 5.30 V
2.6 5.20 V
1.2•Vo V
500 mVp
020A
DC
-6
C
40 50 mVpp
±0.1 %
±0.1 %
0.6 V
55 dB
I
I
osc
t
V
OvercurrentLimit Initiation Vi = 300V
oI
Shortcircuit Output Current Vi = 300V
LoadTransient Settling Time Vi= 300V δIo=1A
t
s
Turn-onTime Vi= 200V Io= 20A
on
IsolationVoltage Input toOutput
is
Switching Frequency Vi= 200 to 400V
f
s
η Efficiency Vi
Thermal Resistance Baseplate to Ambient
th
Operating Case
Temperature Range
Storage Temperature Range
stg
T
T
R
cop
Output to Baseplate
Input to Baseplate
Io=0 to 20A
= 300V Io= 20A
21 23 25 A
18 23 28 A
300 µs
610ms
3750 V
500
2500
150 kHz
80 81 %
7.5 °C/W
0 +70 °C
– 40 +100 °C
RMS
3/10