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BM20 Datasheet(PDF) 19 Page - Microchip Technology

Part # BM20
Description  Bluetooth짰 4.1 Stereo Audio Module
PDF  46 Pages
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Manufacturer  MICROCHIP [Microchip Technology]
Direct Link  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

BM20 Datasheet(HTML) 19 Page - Microchip Technology

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Stereo Module
 2015 Microchip Technology Inc.
Page 19
Preliminary 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 = VADAP_IN – VBAT
(2) ENX2 is not allowed to be enabled when VADAP_IN – VBAT > 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.



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