LTM4603IV Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LTM4603IV Datasheet PDF : 24 Pages
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LTM4603/LTM4603-1
TYPICAL PERFOR A CE CHARACTERISTICS (See Figure 18 for all curves)
Start-Up, IOUT = 0A
Start-Up, IOUT = 6A
(Resistive Load)
Short-Circuit Protection,
IOUT = 0A
VOUT
0.5V/DIV
VOUT
0.5V/DIV
VOUT
0.5V/DIV
IIN
0.5A/DIV
VIN = 12V
1ms/DIV
VOUT = 1.5V
COUT = 1x 22µF, 6.3V CERAMIC
1x 330µF, 4V SANYO POSCAP
SOFT-START = 3.9nF
4603 G09
IIN
0.5A/DIV
VIN = 12V
1ms/DIV
VOUT = 1.5V
COUT = 1x 22µF, 6.3V CERAMIC
1x 330µF, 4V SANYO POSCAP
SOFT-START = 3.9nF
4603 G10
IIN
2A/DIV
VIN = 12V
100µs/DIV
VOUT = 1.5V
COUT = 1x 22µF, 6.3V CERAMIC
1x 330µF, 4V SANYO POSCAP
SOFT-START = 3.9nF
4603 G11
Short-Circuit Protection,
IOUT = 6A
VOUT
0.5V/DIV
IIN
2A/DIV
VIN = 12V
100µs/DIV
VOUT = 1.5V
COUT = 1x 22µF, 6.3V CERAMIC
1x 330µF, 4V SANYO POSCAP
SOFT-START = 3.9nF
4603 G12
VIN to VOUT Step-Down Ratio
5.5
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0 2 4 6 8 10 12 14 16 18 20
INPUT VOLTAGE (V)
4603 G13
3.3V OUTPUT WITH
82.5k FROM VOUT
TO fSET
5V OUTPUT WITH
150k RESISTOR
ADDED FROM fSET
TO GND
5V OUTPUT WITH
NO RESISTOR ADDED
FROM fSET TO GND
2.5V OUTPUT
1.8V OUTPUT
1.5V OUTPUT
1.2V OUTPUT
4603f
6
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