RK818 datasheet(14/93 Pages) ROCKCHIP

部件名	RK818

功能描述	Input range: 3.8V - 6V for USB input 2.7V - 4.5V for BAT input

PDF	93 Pages

Scroll/Zoom	100%

制造商	ROCKCHIP [Rockchip Electronics Co., Ltd]

网页	http://www.rock-chips.com/a/en/index.html

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14 / 93 page

RK818 Datasheet

Rev 1.0

Pin No

Pin Name

Pin Description

SNSN

Bat charging and discharging sense current negative pin

SNSP

Bat charging and discharging sense current positive pin

59,60

BAT

Positive battery terminal

61,62

SYS

DC-DC regulator output to power the system load and charge

the battery

VCC4

Power supply for DCDC4

SW4

Switch output of DCDC4

VFB4

DCDC4 output voltage feedback input

GND4

Power ground for DCDC4

TS1

Thermistor1 input. Connect a thermistor from this pin to

ground. The thermistor is usually inside the battery pack.

TS2

Thermistor2 input. Connect a thermistor from this pin to

ground. Or it can be used as analog input pin of internal ADC

if the control bit is set to ADC function.

Exposed

pad

Exposed

ground

It must be connected to ground for thermal and electrical

enhancement.

RK818 数据表(PDF) 14 Page - Rockchip Electronics Co., Ltd

RK818 数据表(HTML) 14 Page - Rockchip Electronics Co., Ltd

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