RT9519A RICHTEK [Richtek Technology Corporation], RT9519A Datasheet - Page 9

• Manufacturer Part Number: RT9519A
• Description: Linear Single Cell Li-lon Battery Charger with Auto Power Path Management
• Manufacturer: RICHTEK [Richtek Technology Corporation]

DS9519A-02 April 2011
600
500
400
300
200
100
100
96
92
88
84
80
0
I
CHG
2.0
-50
USB 500 Mode
V
Precharge Current vs. Battery Voltage
IN
Thermal Regulation vs. Temperature
= 5V, V
-25
2.2
BAT
0
= 3.7V, V
Battery Voltage (V)
Temperature (°C)
V
IN
2.4
= 5V, V
25
VP
VP
= 3.3V
50
2.6
= 3.3V, R
75
ISETA
2.8
100
= 0.6kΩ
125
3.0
4.30
4.28
4.26
4.24
4.22
4.20
4.18
4.16
4.14
4.12
4.10
1040
1030
1020
1010
1000
Battery Regulation Voltage vs. Temperature
3.00
-50
Fastcharge Current vs. Battery Voltage
-35
3.22
-20
Battery Voltage (V)
-5
Temperature (°C)
V
IN
3.44
= 5V, V
10
VP
25
RT9519A
3.66
= 3.3V, R
V
IN
40
www.richtek.com
= 5V, V
ISETA
55
3.88
VP
= 0.6kΩ
= 3.3V
70
4.10
85
9