Samsung RL37Lx User Manual download pdf (Page 9)

Confidential MAX8698C, Rev08

Page 9/47

DO NOT COPY. DO NOT DISTRIBUTE 12/8/2009

PARAMETER CONDITIONS MIN TYP MAX UNIT

= 25°C

-1 0 1

ONO\, RSO\, LBO\

Output High Leakage

IN5

= 5.5V

= 85°C

0.1

MR\ Pull-up resistor to V

IN5

400 800 1600

kΩ

PWRON Pull-down resistor to

GND

400 800 1600

kΩ

JIGON Pull-down resistor to GND

400 800 1600

kΩ

RSO\ De-assert Delay

60 msec

Note1. Design guidance only, not tested during final test.

Buck Converter 1 & 2 Electrical Characteristics

Operating conditions (unless otherwise specified) V

IN1

to V

IN6

+3.7V, C

BATT+ΣIN_

=20μF, C

REFBP

= 100nF, T

=-40°

C to +85°C

PARAMETER CONDITIONS MIN TYP MAX UNIT

Ground Current I

LOAD

=0, no switching (Note1) 26

μA

Input Voltage Range 2.7 5.5 V

BUCK1 -3% 1.2 +3%

Default output Voltage I

Load

=100mA

BUCK2 -3% 1.2 +3%

Programmable Output Voltage

Load

=100mA, Programmable

Output Voltage Steps

(BUCK1 and BUCK2) =50mV

-3%

0.75

0.80

0.85

0.90

0.95

1.00

1.05

1.10

1.15

1.20

1.25

1.30

1.35

1.40

1.45

1.50

+3% V

Output Voltage Line regulation

IN1

to V

IN6

+2.7V to 5.5V

0.3 %/V

PFET Switch 1200 1600 2000 mA

Current Limit

NFET Rectifier 800 1200 1600 mA

PFET Switch, I

= -150mA 0.2

On-Resistance

NFET Rectifier, I

= 150mA 0.11

Rectifier Off Current Threshold 40 mA

Minimum On- and Off-Times

Ton 70 nsec

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