RT9511 RICHTEK [Richtek Technology Corporation], RT9511 Datasheet - Page 10

• Manufacturer Part Number: RT9511
• Description: Fully Integrated Battery Charger with Two Step-Down Converters
• Manufacturer: RICHTEK [Richtek Technology Corporation]

RT9511
Typical Operating Characteristics
Battery Charger
www.richtek.com
10
1200
1000
2.54
2.52
2.50
2.48
2.46
2.44
2.42
2.40
800
600
400
200
105
104
103
102
101
100
99
98
97
96
95
0
0.5
4.5
4.5
1.5
ISETA Voltage vs. ACIN Voltage
4.8
4.8
TS Current vs. Input Voltage
Charge Current vs. R
2.5
5.1
5.1
3.5
ACIN Voltage (V)
Input Voltage (V)
R
5.4
5.4
4.5
V
V
SETA
BATT
BATT
(k )
(k )
V
5.5
= 3.8V, I
= 3.8V, I
5.7
5.7
BATT
6.5
= 3.8V, ACIN = 5V
Charger
Charger
6
6
SETA
7.5
= 500mA
= 500mA
6.3
6.3
8.5
9.5
6.6
6.6
2.54
2.52
2.50
2.48
2.46
2.44
2.42
2.40
105
104
103
102
101
100
2.0
1.6
1.2
0.8
0.4
0.0
99
98
97
96
95
Enable Threshold Voltage vs. Input Voltage
4.5
-25 -15
-25 -15
ISETA Voltage vs. Temperature
4.8
TS Current vs. Temperature
-5
-5
V
V
BATT
BATT
5.1
5
5
Rising
Falling
Temperature (°C)
Temperature (°C)
Input Voltage (V)
= 3.8V, ACIN = 5V, I
= 3.8V, ACIN = 5V, I
15
15
5.4
V
25
25
BATT
DS9511-01 April 2011
35
35
= 3.8V, I
5.7
45
45
Charger
Charger
Charger
55
55
6
65
65
= 500mA
= 500mA
= 500mA
6.3
75
75
6.6
85
85