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零件编号
产品描述 (功能)
MB39A107 查看數據表(PDF) - Fujitsu
零件编号
产品描述 (功能)
比赛名单
MB39A107
DC/DC Converter IC for Charging Li-ion Battery with Synchronous Rectifier
Fujitsu
MB39A107 Datasheet PDF : 45 Pages
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MB39A107
s
BLOCK DIAGRAM
OUTC1
3
+
INC1 5
−
INC1 4
IOFA1 6
<Current Amp1>
+
×
25
−
Offset adjustment
VREF
−
INE1 8
+
INE1 7
<Error Amp1>
−
+++
4.2 V
FB1 9
−
INE2 14
OUTC2 10
+
INC2 12
−
INC2 11
+
INE2 13
<Current Amp2>
+
−×
25
VREF
<Error Amp2>
−
++
FB23 15
−
INE3 16
OUTD 17
<SOFT>
VREF
10
µ
A
CS 18
<Error Amp3>
−
++
4.2 V
C
T
45 pF
+
INUV
2
<UV Comp.>
+
−
4.05 V/4.20 V
VCC
1
<
−
INE Comp.>
−
+
3.92 V/4.00 V
VB Reg.
(6.0 V)
30 VB
29 CB
<PWM Comp.>
+
+
−
−
2.5 V
−
1.5 V
Drv
-1
28 OUT-1
27 VS
Drv
-2
26 OUT-2
Drv
-CP
24 OUT-CP
25 PGND
<OSC>
19
RT
H : UVLO, UV release
UVLO
VB
UVLO
VREF
UVLO
Current Amp1
ON/OFF
V
CC
23 CTL-2
4.2 V
bias
<REF>
<CTL>
22 CTL-1
DC/DC
ON/OFF
VREF
5.0 V
20
VREF
21
GND
5
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