User Guide

Charger connector and charging interface connections & electrical characteristics

Table 15 Charging interface connections

Pin Signal I/O Engine connection Notes

1 Vchar In EM ASIC

(N2300)

VCharIn1, 2 Charging

voltage /

charger

detection,

Center pin

2 Charge GND Ground Charger

ground

Table 16 Charging IF electrical characteristics

Description Parameter Min Max Unit Notes

Vchar V Charge 0 16 V Center pin

Vchar I Charge 0.95 A Center pin

Charge GND 0.85 A

Battery connector and interface connections & electrical characteristics

Figure 66 Battery connector

Table 17 Battery interface connections

Pin Signal I/O Engine connection Notes

1 VBAT -> EM ASIC N2200 VBAT Battery voltage

2 BSI -> EM ASIC N2200 BSI Battery size

indication

(fixed resistor

inside the

battery pack)

3 GND GND Ground

Table 18 Battery IF electrical characteristics

Description Parameter Max Unit

Operation voltage V

4.23 VDC

RM-198

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