User Manual

Stereo Module

2015 Microchip Technology Inc.
Page 19
P
reliminary
Edition
Table 3-4: BATTERY CHARGER
Parameter
Min
Typical
Max
Unit
ADAP_IN Input Voltage 4.5 5.0 5.5 V
Supply current to charger only 3 4.5 mA
Maximum Battery
Fast Charge Current
Note: ENX2=0
Headroom > 0.7V
(ADAP_IN=5V)
170 200 240 mA
Headroom = 0.3V
(ADAP_IN=4.5V)
160 180 240 mA
Maximum Battery
Fast Charge Current
Note: ENX2=1
Headroom > 0.7V
(ADAP_IN=5V)
330 350 420 mA
Headroom = 0.3V
(ADAP_IN=4.5V)
180 220 270 mA
Trickle Charge Voltage Threshold 3 V
Battery Charge Termination Current,
(% of Fast Charge Current)
10 %
Note:
(1) Headroom = V
ADAP_IN
– V
BAT
(2) ENX2 is not allowed to be enabled when V
ADAP_IN
– V
BAT
> 2V
(3) These parameters are characterized but not tested in manufacturing.
Table 3-5: LED DRIVER
Parameter
Min
Typical
Max
Unit
Open-drain Voltage 3.6 V
Programmable Current Range 0 5.25 mA
Intensity Control 16 step
Current Step 0.35 mA
Power Down Open-drain Current 1
μA
Shutdown Current 1
μA
Note:
(1) Test condition: SAR_VDD=1.8V, temperature=25 ºC.
(2) These parameters are characterized but not tested in manufacturing.