RT9502 RICHTEK [Richtek Technology Corporation], RT9502 Datasheet - Page 8

• Manufacturer Part Number: RT9502
• Description: Linear Single Cell Li-Ion Battery Charger IC with Dual Input Supply
• Manufacturer: RICHTEK [Richtek Technology Corporation]

RT9502
Typical Operating Characteristics
www.richtek.com
8
(0.5A/Div)
(0.5A/Div)
(0.5A/Div)
(10V/Div)
I
I
I
CHARGE
CHARGE
(5V/Div)
(5V/Div)
CHARGE
(2V/Div)
CHG_S
(5V/Div)
(2V/Div)
CHG_S
(5V/Div)
(5V/Div)
CHG_S
(5V/Div)
V
V
V
V
V
V
ACIN
ACIN
ACIN
BATT
BATT
BATT
ACIN Power On
ACIN Power Off
Time (250us/Div)
Time (500us/Div)
Time (1ms/Div)
ACIN OVP
ACIN = 0V to 10V, V
V
V
BATT
BATT
BATT
= 3.7V
= 3.7V
= 3.7V
(0.5A/Div)
(0.5A/Div)
I
I
CHARGE
CHARGE
(5V/Div)
(2V/Div)
CHG_S
(5V/Div)
(5V/Div)
(2V/Div)
CHG_S
(5V/Div)
I
(1A/Div)
(5V/Div)
(5V/Div)
CHG_S
(5V/Div)
CHARGE
V
V
V
V
V
V
BATT
BATT
USB
USB
ACIN
BATT
USB Power Off
USB Power On
ACIN = 5V to 8V to 5V, V
Time (250us/Div)
Time (200us/Div)
Time (1ms/Div)
ACIN OVP
DS9502-02 April 2011
V
V
BATT
BATT
BATT
= 3.7V
= 3.7V
= 3.7V