RT9505 View Datasheet(PDF) - Richtek Technology

Part Name

Description

Manufacturer

RT9505

Linear Single Cell Li-Ion Battery Charger IC

Richtek Technology 

Typical Operating Characteristics

ACIN Power On

VACIN

(5V/Div)

VBATT

(2V/Div)

CHG_S

(5V/Div)

ICHARGE

(0.5A/Div)

VBATT = 3.7V

Time (250us/Div)

VACIN

(5V/Div)

VBATT

(2V/Div)

CHG_S

(5V/Div)

ICHARGE

(0.5A/Div)

VACIN

(10V/Div)

VBATT

(5V/Div)

CHG_S

(5V/Div)

ICHARGE

(0.5A/Div)

VACIN

(5V/Div)

CHG_S

(5V/Div)

ICHARGE

(1A/Div)

ACIN OVP

ACIN = 0V to 10V, VBATT = 3.7V

Time (1ms/Div)

Input Voltage Transition

ACIN Power Off

VBATT = 3.7V

Time (500us/Div)

VACIN

(5V/Div)

VBATT

(5V/Div)

CHG_S

(5V/Div)

ICHARGE

(1A/Div)

VACIN

(5V/Div)

CHG_S

(5V/Div)

ICHARGE

(1A/Div)

RT9505

ACIN Power Off

VBATT = 3.7V

Time (500us/Div)

ACIN OVP

ACIN = 5V to 8V to 5V, VBATT = 3.7V

Time (1ms/Div)

Input Voltage Transition

ACIN Power On

VBATT = 3.7V

Time (500us/Div)

DS9505-02 April 2011

www.richtek.com

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