TC1188(2002) 데이터 시트보기 (PDF) - Microchip Technology

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TC1188
(Rev.:2002)

MAX8863/64 Pin Compatible, Low Dropout, 120 mA Linear Regulators

Microchip Technology 

TC1188/TC1189

-10

-20

-30

-40

-50

-60

-70

-80

-90

-100

VOUT = 2.84V

RLOAD = 50Ω

100mV p-p

COUT = 1µF

10 100 1K 10K 100K 1M 10M

FREQUENCY (kHz)

FIGURE 2-7:

Power Supply Rejection

Ratio vs. Frequency. (TC1188)

CH1 GND

VOUT = 0.5V/DIV

T = 25°

CIN = 1µF

CL =1µF

RL = ∞

SHDN

SHDN = 0V

CH2 GND

FIGURE 2-8:

Response.

200µsec/Div

TC1189 Shutdown Transient

XSHDN = 3V

T

Turn On

Time = 150µS

VOUT = 2.7V

CH1 GND

No Overshoot

CIN = 1µF

COUT =1µF

RL = 100Ω

VIN = 3.5V

CH2

XSHDN = 0V

CH1

CIN = COUT = 1µF, RL = 470Ω, XSHDN = 3.5V

VIN = 4.5V

T

CH1 GND

VIN = 3.5V CH1

VOUTAC 20µV/DIV

CH2 GND T

CH2

FIGURE 2-10:

100µsec/Div

TC1189 Line Response.

SHDN

0V

3V

2.8V

VOUT

0V

VIN = 3.6V

ILOAD = 30mA

CIN = 1µF

CLOAD = 1µF

TIME (100µs/Div)

FIGURE 2-11:

Wake-Up Response Time.

CH2 GND T

FIGURE 2-9:

Response.

VOUT = 0V

200µsec/Div

TC1189 Shutdown Transient

 2002 Microchip Technology Inc.

DS21364B-page 5

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