aoz1401 Alpha & Omega Semiconductor, aoz1401 Datasheet - Page 7

• Manufacturer Part Number: aoz1401
• Description: Li+ Charger Protection Ic
• Manufacturer: Alpha & Omega Semiconductor

Functional Characteristics
Typical Operating Characteristics
FAULTB
Rev. 1.0 July 2010
VBAT
VOUT
Figure 12. Over-voltage Protection vs. Temperature
2.80
2.75
2.70
2.65
2.60
2.55
2.50
2.45
2.40
5.80
5.79
5.78
5.77
5.76
5.75
5.74
5.73
5.72
5.71
5.70
Figure 8. BAT-OVP, V
T
T
-50
-50
-30
-30
Figure 10. UVLO vs. Temperature
-10
-10
10
10
Temp (°C)
Temp (°C)
30
30
VBAT
50
50
Steps from 4.2V to 4.4V
(Continued)
70
70
90
90
Increasing
Decreasing
Increasing
Decreasing
110
110
130
130
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FAULTB
VOUT
VBAT
1800
1600
1400
1200
1000
800
600
400
200
300
250
200
150
100
50
0
0
-50
Figure 11. Drop-out Voltage vs. Temperature
0
-30
Figure 9. Battery OVP and Counter
20
-10
Figure 13. ILim vs. RLim
10
RLim (KOhm)
40
Temp (°C)
30
50
60
70
AOZ1401DI
90
80
Ilim(mA)
4V Vin
5V Vin
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