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GM7130-3.3TB5BR Datasheet(PDF) 8 Page - Gamma Microelectronics Inc.

Part # GM7130-3.3TB5BR
Description  3A STEP-DOWN VOLTAGE SWITCHING REGULATORS
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Manufacturer  GAMMA [Gamma Microelectronics Inc.]
Direct Link  http://www.gammamicro.com.tw/
Logo GAMMA - Gamma Microelectronics Inc.

GM7130-3.3TB5BR Datasheet(HTML) 8 Page - Gamma Microelectronics Inc.

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8
Typical Performance Characteristics
Figure 2. Switch Saturation Voltage
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
0
0
0.5
1.0
1.5
2.0
2.5
3.0
SWITCH CURRENT (A)
25°C
150 °C
6.5
6.0
5.5
5.0
4.5
4.0
-75 -50 -25
0
25
50 75 100 125 150
V
= 25V
IN
JUNCTION TEMPERATURE (°C)
Figure 3. Current Limit
2.0
1.5
1.0
0.5
0
-75 -50 -25
0
25
50
75 100 125 150
JUNCTION TEMPERATURE (°C)
Figure 4. Dropout Voltage
L = 150 µH
1
I
= 3A
LOAD
I
= 200mA
LOAD
20
18
16
14
12
10
8
6
4
0
10
20
30
40
50
60
INPUT VOLTAGE (V)
Figure 5. Quiescent Current
V
= 5V
OUT
Measured at
Ground Pin
T = 25°
J
200
150
100
50
0
-50 -25
0
25
50
75
100
125
V ON / OFF = 5V
JUNCTION TEMPERATURE (°C)
Figure 6. Standby Quiescent Current
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
-50
-25
0
25
50
75
100
125
JUNCTION TEMPERATURE (°C)
Figure 7. Minimum Operating Voltage
I
= 1A
LOAD
R
= 0.1W
IND
-55°C
I
= 3A
LOAD
I
= 200mA
LOAD
V
= 40V
IN
V
= 12V
IN
Adjustable Version Only
V
1.23V
OUT
I
= 500 mA
LOAD
A
A
MICROELECTRONICS
GM7130
3A STEP-DOWN VOLTAGE SWITCHING REGULATORS
Power Management


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