3. H/W Circuit Description
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3.3.8. Charging
Charging block in ABB processes charging operation by using VBAT, ICHG value through ADC
channel. Battery Block Indication and SPEC of L1150 is as follow.
1. Charging method: CC-CV
2. Charger detect voltage: 4.0V
3. Charging time: 3h
4. Charging current: 450mA
5. CV voltage: 4.2V
6. Cutoff current: 60mA
7. Full charge indication current (icon stop current): 100mA
8. Recharge voltage: 4.16V
9. Low battery alarm
a. Idle : 3.50V~3.35V
b. Dedicated: 3.59V~3.35V
10. Low battery alarm interval:
a. Idle: 3min
b. Dedicated: 1min
11. Switch-off voltage: 3.35V
12. Charging temperature adc range
a. ~ -5°C: low charging voltage operation (3.6V ~ 3.9V).
b. -°C ~ 50°C: standard charging (up to 4.2 V)
c. 50°C ~: low charging voltage operation (3.6V ~ 3.9V)
3.3.9. Switch ON/OFF
L1150 Power State : Defined 4cases as follow
]
Power-ON: mobile is powered by main battery or backup battery.
]
Power-OFF: mobile isn’t any battery.
]
Switch-ON: mobile is powered and waken up from switch-off state.
]
Switch-OFF: mobile is powered to maintain only the permanent function(ULPD).
Figure 17. Battery Block Indication
4.2V ~ 3.89V
3.89V ~ 3.75V
3.75V ~ 3.68V
3.68V ~ 3.59V
Summary of Contents for L1150
Page 1: ...Service Manual Model L1150 Service Manual L1150 P N MMBD0034601 Date June 2004 Issue 1 0 ...
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Page 18: ...3 H W Circuit Description 17 Figure 1 Receiver Part Block Diagram ...
Page 42: ...3 H W Circuit Description 41 A BaseBand Components Component Side ...
Page 102: ...5 DISASSEMBLY INSTRUCTION 101 5 DISASSEMBLY INSTRUCTION 2 1 1 2 ...
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Page 113: ...7 BLOCK DIAGRAM 112 Baseband Part 7 BLOCK DIAGRAM The Block Diagram of the Baseband Part ...
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