User Guide

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Signal From To Min Nom Max Condi-tion Note

VCHARIN Charger Liteplu

11.1Vp

eak

16.9

Vpeak

Standard Vch from Charger

Connector, max 20V

7.9

VRMS

1.0

Apeak

7.0

VRMS

8.4

VRMS

9.2

VRMS

Fast charger

850 mA

GND GND GND from/to Charger

connector

Battery connector

Table 12 Battery IF

Signal From To Min Nom Max Note

GND Global Batt (-) Global GND

VBAT Batt (+) 3.1 5.1 Battery Voltage

BSI Liteplus 0 2.78 Analog input, Battery Size

Indicator Resistor, 100

kohm pull up to 2.78V

(VBB1). FDL Init, refer to

flash download.

Battery interface

•

Type: BL-5C/BL-5CA (only for Great China)

•

Technology: Li-Ion, 4.2 V charging, 3.1 V cut-off

•

Capacity: 1020/700 mAh.

BL-5C/BL-5CA has a 3 pin interface with overcharge / discharge protection (safety circuit) and battery size

indication BSI with an internal resistor. The BSI fixed resistor value indicates type and default capacity of a

battery.

Figure 117 BL-5C/Bl-5CA battery pack contacts

Table 13 Pin numbering of battery pack

Signal name Pin number Function

GND 3 Negative/common battery

terminal

RM-512; RM-513; RM-514; RM-515; RM-543

System Module

Issue 2 COMPANY CONFIDENTIAL Page 6 –17