Samsung RL37Lx Instrukcja Użytkownika Pobierz pdf (Strona 7)

Confidential MAX8698C, Rev08

Page 7/47

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

ABSOLUTE MAXIMUM RATINGS

IN1, IN2, IN3, IN4, IN5, IN6, SCL, SDA to AGND....................................................................-0.3V to +6.0V

BUCK1 to PGND1 ........................................................................................................... -0.3V to (V

IN1

+0.3V)

BUCK2 to PGND2 ........................................................................................................... -0.3V to (V

IN2

+0.3V)

BUCK3 to PGND3 ........................................................................................................... -0.3V to (V

IN3

+0.3V)

LDO2, LDO3, LDO4, LDO5, to AGND ............................................................................ -0.3V to (V

IN4

+0.3V)

REFBP, LDO1, VCC_COIN, PWREN, /LBO\, /RSO\, /MR\, SET1, SET2, SET3, JIGON, PWRON, ONO\,

PWRHOLD, SRAD, JIGON to AGND ............................................................................. -0.3V to (V

IN5

+0.3V)

LDO6,LDO7, LDO8, LDO9, to AGND ............................................................................. -0.3V to (V

IN6

+0.3V)

IN1, IN2, IN3, IN4, IN5 to IN6...................................................................................................-0.3V to +0.3V

LX1 Continuous RMS Current (Note1)....................................................................................................... 1A

LX2 Continuous RMS Current (Note1)....................................................................................................... 1A

LX3 Continuous RMS Current (Note1)................................................................................................... 0.8A

PGND_ to AGND ....................................................................................................................-0.3V to +0.3 V

BUCK1, BUCK2, BUCK3, LDO3 to LDO9, and Backup Charger Output Short-Circuit Duration .Continuous

Continuous Power Dissipation (T

=+70°C) (Derate 29mW/°C above 70°C)........................................ 2.3W

Operating Temperature Range .............................................................................................. -40°C to +85°C

Junction Temperature .........................................................................................................................+150°C

Storage Temperature Range................................................................................................ -65°C to +150°C

Lead Temperature (soldering, 10s).....................................................................................................+300°C

Note 1: LX_ has internal clamp diodes to PG_ and PV_. Applications that forward bias these diodes should take care not to exceed the IC’s

package power dissipation limits.

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, where V

IN1

to V

IN6

=main battery voltage.

PARAMETER CONDITIONS MIN TYP MAX UNIT

No Load Supply Current 1

Backup Charger, LDO1 and

Battery Monitor on, other

circuits off. V

IN1

to V

IN6

=4.2V

17 30 µA

No Load Supply Current 2

Buck3, LDO1, LDO2, LDO3,

LDO5, LDO6, LDO8 LDO9,

Battery Monitor, and Backup

charger on, other circuits off.

IN1

to V

IN6

=4.2V

220 <340> µA

No Load Supply Current 3

BUCK1 to Buck3, LDO1 to

LDO9, Backup charger and

Battery Monitor on,

IN1

to V

IN6

=4.2V

260 µA

Light Load Supply Current

(Note1)

BUCK1 to Buck3 with 500uA

load & LDO1, LDO2, LDO5,

LDO6~LDO9, and Backup

charger on, other circuits off.

IN1

to V

IN6

=4.2V

830 µA

Undervoltage Lockout (UVLO)

Undervoltage Lockout Threshold

IN5

rising

IN5

falling

2.7

2.85

2.35

3.05

Programmable Low Battery Detect

1 2 3 4 5 6 7 8 9 10 11 12 ... 46 47

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