MAX8940EXKXY-T 데이터 시트보기 (PDF) - Maxim Integrated

부품명

상세내역

일치하는 목록

MAX8940EXKXY-T

Low-Noise, High PSRR, Low-Dropout, 120mA Linear Regulator

Maxim Integrated 

Low-Noise, High PSRR,

Low-Dropout, 120mA Linear Regulator

Typical Operating Characteristics (continued)

(VIN = VOUT + 0.5V, CIN = 1µF, COUT = 1µF, CBP = 10nF, TA = +25°C, unless otherwise noted.)

OUTPUT NOISE vs. BP CAPACITANCE

25

LOAD TRANSIENT RESPONSE

MAX8940 toc12

LOAD TRANSIENT

RESPONSE NEAR DROPOUT

MAX8940 toc13

20

VIN = 3.5V

VIN = 3.1V

ILOAD = 0 TO 50mA

ILOAD = 0 TO 50mA

VOUT = 3V

15

10

VOUT

VOUT

10mV/div

10mV/div

5

0

1

10

100

BP CAPACITANCE (nF)

1ms/div

1ms/div

LINE TRANSIENT RESPONSE

MAX8940 toc14

VIN = 3.5V TO 4V

EXITING SHUTDOWN WAVEFORM

MAX8940 toc15

SHUTDOWN VOLTAGE

VOUT = 2.8V

RLOAD = 47Ω

ENTERING SHUTDOWN DELAY

MAX8940 toc16

CBP = 0.01µF

VOUT = 2.8V

SHUTDOWN

VOLTAGE

200µs/div

VOUT

2mV/div

OUTPUT VOLTAGE

2V/div

20µs/div

OUTPUT VOLTAGE

2V/div

40µs/div

SHUTDOWN EXIT DELAY

MAX8940 toc17

VOUT = 3V

CBP = 100nF

VOUT

1V/div

REGION OF STABLE COUT ESR

vs. LOAD CURRENT

100

10

SHUTDOWN

VOLTAGE

20µs/div

1

0.1

STABLE REGION

0.01

0

20 40 60 80 100 120

LOAD CURRENT (mA)

_______________________________________________________________________________________ 5

Share Link: