Battery Connector - Nokia NSE–3 SERIES Service Manual

NSE–3
System Module

Battery Connector

Pin Name Min
1 BVOLT 3.0
0
2 BSI
2.2
20
27
68
3 BTEMP 0
2.1
5
1.9
90
0
20
4 BGND 0
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Typ Max Unit
3.6 4.5 V
5.0
5.3
2.85 V
18 kohm
22 24 kohm
51 kohm
91 kohm
1.4 V
3 V
10 20 ms
2.85 V
100 200 ms
1 kohm
22 25 kHz
0 V
Technical Documentation
Notes
Battery voltage
Maximum voltage in call state with charger
Maximum voltage in idle state with charger
Battery size indication
Phone has 100kohm pull up resistor.
SIM Card removal detection
(Treshold is 2.4V@VBB=2.8V)
Battery indication resistor (Ni battery)
Battery indication resistor (service battery)
Battery indication resistor (4.1V Lithium
battery)
Battery indication resistor (4.2V Lithium bat-
tery)
Battery temperature indication
Phone has a 100k (+–5%) pullup resistor,
Battery package has a NTC pulldown resis-
tor:
47k+–5%@+25C , B=4050+–3%
Phone power up by battery (input)
Power up pulse width
Battery power up by phone (output)
Power up pulse width
Local mode initialization (in production)
PWM control to VIBRA BATTERY
Battery ground
PAMS
Original 11/97