NSW-5
General Information
PAMS Technical Documentation
Page 8
Issue 1 10/00
Nokia Mobile Phones Ltd.
RF Connector
The RF-connector is needed to utilize the external antenna with Car
Cradle. The RF-connector is located on the back side of the transceiver
on the top section. See the illustration in the next chapter.
Con-
tact
Line
Symbol
Parameter
Mini-
mum
Typical
/ Nomi-
nal
Maxi-
mum
Unit / Notes
1
EXT_ANT
Impedance
50ohm
External antenna connec-
tor
2
GND
Im edance
50ohm
tor,
0 V DC
Battery Contacts
Pin
Line
Symbol
Parameter
Mini-
mum
Typical
/ Nomi-
nal
Maxi-
mum
Unit / Notes
1
VBAT
Battery voltage
3.0
3.6
5.0
V/ Maximum voltage in idle
mode with charger connected
2
BSI
Input voltage
Battery size indication
3
BTEMP
Input voltage
Input voltage
Output voltage
PWM output signal
frequency
0
2.1
1.9
20
22
1.4
3
2.8
25
V/ Battery temperature indica-
tion
V/ Phone power up (pulse)
V/ Battery power up (pulse)
kHz/ PWM to VIBRA BAT-
TERY
4
GND
0
0
V