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LTK5302 _G11W
LTK5302 BOOST , 2Ω 11W 。 LTK5302 , , EN , D 、D 、AB 、, IO , 。
6.5V 7.1V IO FM 、 10% THD+N,VBAT=4.2V,2Ω+15UH
LTK5302 AB EMI 。
11W
D ,
10% THD+N,VBAT=4.2V,3Ω+15UH
D
8.2W
,LTK5302 DRC(Dynamic range control),, ,, 。LTK5302 ESOP-10 。
ek 、 T 、、 e
rc
10% THD+N,VBAT=4.2V,4Ω+15UH 6.7W
、 ESOP-10 <1ua
LTK5302
ESOP-10
ou
S VSEL ip
7.1V 6.5V
Ch
Cin Rin Cin Rin
C2
C1
1uF
470uF
3V-5.5V
EN 2
VBAT 5
LX 4
470uF/10V
1000uF/10V C3
1uF PVDD 6
C4 OCP
3
VSEL 1
INP 10 INN 9
LTK5302
GND
OUTN 7 8 OUTP
PVDD
2Ω-3Ω
7.1V 6.5V
1000uF/10V 470uF/10V
≥4Ω 6.5V/7.