RT9470 datasheet(25/50 Pages) RICHTEK

25 / 50 page

RT9470/D

is a registered trademark of Richtek Technology Corporation.

DS9470/D-02

October 2023

www.richtek.com

Bit

Bit Name

Default

WDT

RST

REG

RST

Type

Description

7:4

PORT_STAT

0000

0000 : No information

0001 to 0111 : Reserved

1000 : VBUS = device 1

(2100mA-APPLE-10w)

1001 : VBUS = device 2

(2000mA-SAMSUNG-10w)

1010 : VBUS = device 3

(1000mA-APPLE-5w)

1011 : VBUS = device 4

(2400mA-APPLE-12w)

1100 : VBUS = unknown / NSDP (500mA)

1101 : VBUS = SDP (500mA) / PSEL = High

1110 : VBUS = CDP (1500mA)

1111 : VBUS = DCP (2400mA) / PSEL = Low

3:0

IC_STAT

0000

0000 : HZ/SLEEP

0001 : VBUS ready for charge

0010 : Trickle-charge

0011 : Pre-charge

0100 : Fast-charge

0101 : IEOC-charge (EOC and TE = 0)

0110 : Back-Ground charge (EOC and TE = 1

and before turn off power path)

0111 : Charge done (EOC and TE = 1 and

power path off)

1000 : Charge fault

(VAC_OV / CHG_BUSUV / CHG_TOUT /

CHG_SYSOV / CHG_BATOV / JEITA_HOT /

JEITA_COLD / OTP)

1001 to 1110 : Reserved

1111 : OTG

RT9470 Datasheet(PDF) 25 Page - Richtek Technology Corporation

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