Data Sheet

Bluetooth AudioModule
ShenzhenTTKTechnologyCO.,LTD
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0755-89484041 FAX
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0755-89484040
7
.16
2.0 ElectricalCharacteristics
Recommendedoperatingconditions
Min Typ Max Unit
Operatingtemperature -20 20 70 ℃
VDD_BAT 3.0 3.8 4.2 V
VDD_CHG 4.5 5 6.5 V
VDD_IO 1.7 1.8 1.95 V
Table1:Recommendedoperatingconditions
Batterycharger
ChargerMode(BAT_Prisingto4.2V) Min Typ Max Unit
Supplycurrent(a)
--
4.5 6 mA
Batterytricklechargecurrent(b)
--
4
--
mA
Maximumbatteryfastcharge
current(I-CTRL=15)(c)(d)
Headroom(e)>0.7V
--
200
--
mA
Headroom=0.3V
--
150
--
mA
Minimumbatteryfastcharge
current(I-CTRL=0)(c)(d)
Headroom>0.7V
--
40 -- mA
Headroom=0.3V
--
35 -- mA
BTM-35