Panasonic CF-T1 Series, Service Manual

Page: 86 / 92

1
2
3
4
5
6
7
8
9
10
11
A B C D E F G H I J K
Main35 Charge
DCIN&BATT
011:B7;011:H7;029:B4;029:H4;033:H2;035:E4
ACIN
1u
25V 2125
C696
10u
16V B
3225
C712
10u
16V B
3225
C711
10u
25V B
3225
C709
10u
25V B
3225
C710
47K
R714
10
R712
100
R719
150K
R711
1
R722
4.7
R721
1K
R717
1
R723
4.7
R720
33
R718
0.22
2125
R725
0.22
2125
R724
0.18
2125
R726
25V
1u
2125
C704
25V 1u
2125
C703
B
1u
1608
C697
B
1u 1608
C702
SENSE+
029:H3
CHGON
026:F7;035:J8
VA3
B 0.1u
1608
C707
50V B
0.1u
1608
C705
50V
B
0.1u
1608
C706
B
0.1u
1608
C701
B
0.1u
1608
C708
MAX1772EEI-TG068
MAXIM
IC614
DCIN
1
LDO
2
CLS
3
REF
4
IINP 28
CSSP 27
CSSN 26
BST 25
CCS
5
CCI
6
CCV
7
GND
8
GND
9
ICHG
10
ACIN
11
ACOK
12
REFIN
13
ICTL
14
DHI 24
LX 23
DLOV 22
DLO 21
PGND 20
CSIP 19
CSIN 18
BATT 17
CELLS 16
VCTL 15
0.01u
C699
0.01u
C700
MA2J72900L
D625
1
2
919AS-220M=P3
10x10x4.5
L605
1 2
6.3V
2125
10u
B
C698
1K
R713
0.5%
10K
R716
0.5%
27K
R715
CHGDA
026:D4 BATVOL
034:A3
470K
R729
1K
R730
CHGON
026:F7;035:B9
SENSE-
029:H3
JP608
2 1
JP609
2 1
SGND4 PGND4
SGND4
SGND4
SGND4
SGND4
SGND4
SGND4 SGND4
SGND4
SGND8
SGND7
PGND4
PGND4
PGND4
3LN01S-TL
Q654
2
G
3
D
1
S
UPA1814GR
TSSOP8
NEC
Pch-MOSFET
Q659
D 1
S 2
S 3
G 4
D
8
S
7
S
6
D
5
RB500V-40TE-17
D626
1 2
EP10QY03
D627
2
1
FDS6690A
SOP8
FAIRCHILD
Nch-MOSFET
B1DBGD000002
Q655 S
1
S
2
S
3
G
4
D
8
D
7
D
6
D
5
FDS6690A
SOP8
FAIRCHILD
Nch-MOSFET
B1DBGD000002
Q656
S
1
S
2
S
3
G
4
D
8
D
7
D
6
D
5
JP613
2 1
SGND7 SGND8
JP614
2 1
SGND4
XP0331200L
Q653
3
6
4
2
1
UNR9213J0L
Q658
3
1
2
VICHG = Ichg x Rsense x GICHG x R (GICHG = 1msec)
VICHG : 0
3V
LOWSIDE-FET: Nch , ID > 8A , RDS(on) < 100m , Qg < 10nC
CDRH125-220MC : DCR = 36m , Idc = 2.80A
VBATT = CELLS x (VREF + ((VREF x VVCTL)/(10 x VREFIN)))
ICHG = VREF x VICTL / (Rsense x VREFIN x 20)
5
_R : 12.476 - 12.600 - 12.733 V
0.5 _R : 12.494 - 12.600 - 12.709 V
5
_R : 1.667 - 2.048 - 2.517 A
0.5 _R : 1.746 - 2.048 - 2.409 A
The nominal differential voltage between CSIP to CSIN is 204mV(typ.).(189
219mV)
voltage between CSSP to CSSN is 204mV(typ.).(189 219mV)
f=1 / ( 2 x x R(LDO(2)->DLOV(22)) x C(DLOV(22)->GND) )
f=1/(2x x33x0.1u)=48.2KHz
CELLS(16) : VCELLS < 0.20V -> 2 serieses
0.40V < VCELLS < VLDO-0.5V -> 3 serieses
VLDO-0.25V < VCELLS < VLDO -> 4 serieses
Rsense : 0.05 (0.15 x3 , Ichg(max)=4A) , 0.11 (0.22 x2 , Ichg(max)=1.8A)
LDO(2) : 5.4Vtyp.(5.25 5.55V)
REF(4) : 4.096Vtyp.(4.072 4.120V)
Di : IF>1.8A(maximumu current as set by Rsense)
VREFIN = 3.3V
VREFIN / 32
VREFIN / 55typ.(0.06V) : PowerOFF
VREFIN / 100(0.033V) : powerOFF
uCom_Low : 0.4V
uCom_VREF = 5V
VICTL = VREFIN/32 VREFIN
shutdown -- VREFIN/55(typ.) , VREFIN/100(min.)
FDS6680A : VDSS=30V , VGSS= 20V , ID=12.5A ,
RDS(ON)=10.5m (VGS=4.5V) , Qg=33nC(max.)
020517 Q658 UMH2N DTC144EE
020715 Q658 DTC144 UNR9213JOL
020520 D627 SFPB-64V EP10Y03
020522 Q655 FDS6690A uPA1807
020527 Q655 uPA1807 FDS6690A
020522 Q656 FDS6690A uPA1807
020527 Q656 uPA1807 FDS6690A
020625 C703,C704 SGND4 SGND8
020625 C705,C706 SGND4 SGND7
020715 Q653 UMC2N XP033120L
020905 Q653 XP033120L XP0331200L