LT3027 Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
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Lista de partido
LT3027
Linear Technology
LT3027 Datasheet PDF : 16 Pages
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TYPICAL APPLICATIO S
Noise Bypassing Slows Startup, Allows Outputs to Track
VIN1
3.7V TO 20V
1µF
VIN2
2.9V TO 20V
1µF
OFF ON
IN1
OUT1
BYP1
ADJ1
IN2 LT3027
OUT2
SHDN1 BYP2
SHDN2 ADJ2
GND
0.01µF
10µF
422k
249k
0.01µF
10µF
261k
249k
3.3V
AT 100mA
2.5V
AT 100mA
3027 TA02a
VSHDN1/SHDN2
1V/DIV
VOUT1
1V/DIV
VOUT2
1V/DIV
100
10
1
LT3027
2ms/DIV
3027 TA02b
Startup Time
0.1
10
100
1000
CBYP (pF)
10000
3027 TA02c
Power Supply Controller Provides Coincident Tracking
VIN
3.3V
Q1
3.3V
1µF
154k
100k
255k
121k 115k
93.1k
10nF
VOL GATE
ON
RAMP 255k
FB1
LTC2923
243k
RAMPBUF STATUS
SDO
TRACK1
TRACK2 GND
FB2
IN1 IN2
ADJ1
BYP1
OUT1
LT3027
SHDN1
BYP2
SHDN2
OUT2
ADJ2
GND
2.5V
10µF
1.8V
243k
115k
3027 TA04
10µF
3027f
13
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