MAX1795 View Datasheet(PDF) - Maxim Integrated

Part Name

Description

Manufacturer

MAX1795

Low-Supply Current, Step-Up DC-DC Converters with True Shutdown

Maxim Integrated 

MAX1795/MAX1796/

MAX1797

Low-Supply Current, Step-Up DC-DC Converters

with True Shutdown

Typical Operating Characteristics (continued)

(L = 22μH, CIN = 47μF, COUT = 47μF, TA = +25°C, unless otherwise noted.)

LIGHT-LOAD SWITCHING WAVEFORMS

MAX1795/96/97 toc17

VLX

5V/div

IINDUCTOR

500mA/div

VOUT

(AC-COUPLED)

100mV/div

VBATT = +3.6V

VOUT = +5.0V

ILOAD = 40mA

20µs/div

LOAD-TRANSIENT RESPONSE

MAX1795/96/97 toc19

IOUT

100mA/div

40µs/div

VBATT = +2.4V

VOUT = +3.3V

ILOAD = 0 TO 325mA

VOUT

100mV/div

LINE-TRANSIENT RESPONSE

MAX1795/96/97 toc18

VBATT

+2.7V TO +3V

VOUT

(AC-COUPLED)

20mV/div

10µs/div

VBATT = +2.7V TO +3V

VOUT = +5.0V

NO LOAD

STARTUP-SHUTDOWN WAVEFORMS

MAX1795/96/97 toc20

VSHDN

5V/div

VBATT = +2.4V

VOUT = +5.0V

ILOAD = 200mA

2ms/div

VOUT

2V/div

IINDUCTOR

500mA/div

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