e207f121
DESCRIPTION
fdTRANSCRIPT
3.3NF,50V,5%C45
12
IRFZ
20Q1
0A
1
2
3
0.01
UF,5
0V,2
0%,C
ER
C28
12
3.3NF,50V,5%C46
12
3.3NF,50V,5%C18
12
0.02
2UF,
50V,
5%
C20
12
0.01
UF,1
00V,
5%
C10
12
0.01
UF,5
0V,2
0%,C
ER
C19
12
0.22
UF,5
0V,5
%
C7
12
100K,5%,1/4W
R1261 2
200K,5%,1/4W
R601 2
150K
,5%,
1/4W
R21
12
49.9K,1%,1/4W
R38
1 2
,J3
12
200K,5%,1/4W
R531 2
200K,5%,1/4W
R5912
200K
,5%,
1/4W
R54
12
200K
,5%,
1/4W
R52
12
150K
,5%,
1/4W
R25
12
2.67
K,1%
,1/4
W
R11
12
150K
,5%,
1/4W
R26
12
470K
,5%,
1/4W
R20
12
200K,5%,1/4W
R511 2
100K,5%,1/4W
R161 2
100K
,5%,
1/4W
R24
12
1M,5
%,1/
4W
R13
12
100K,5%,1/4W
R151 2
2K,5
%,1/
4W
R28
12
2K,5
%,1/
4WR2
71
2
604K
,1%,
1/4W
R23
12
IC11
23
20K,5%,1/4W
R101 2
261K
,1%,
1/4W
R122
12
100K,5%,1/4W
R14
12
10M,5%,1/4W
R611 2
6.8M
,5%,
1/4W
R62
12
4.7K,5%,1/4W
R171 2
84.5
K,1%
,1/4
W
R58
12
470K,5%,1/4W
R191 2
237-OHM,1%,1/4W
R91 2
1M,5%,1/4W
R22
1 2
43.2
K,1%
,1/4
W
R39
12
20-O
HM,5
%,1/
4W
R63
12
200K,5%,1/4W
R1812
113K
,1%,
1/4W
R123
12
100K,5%,1/4W
R1271 2
150K,5%,1/4W
R561 2
49.9
K,1%
,1/4
W
R57
1210K,
5%,1
/4W
R55
12
1N4148
D481 2
1N4148
D4412
TR1
1
4
5
6
7
8
1N4148
D4512
1N41
48
D91
2
0.001UF,100V,10%
C2312
1N4005D8
12
1N40
05
D51
2
1N40
05
D61
2 1N40
05
D71
2
1N40
05
D41
2
1N4005
D471 2
IC35 6
7
14IC33 4
7
14
50KVR4 1
2
3
4
5
6
50KVR11
2
3
4
5
6
V-
V+
-
+ IC413
10
113
12
V-
V+
-
+ IC414
8
93
12
COL_BEMIT_BCOL_A
EMIT_ASHUTDOWN
+CL
-CLGND
CTRTOSC_OUTCOMPINVNON_INV
+VIN VREF
360-3524B
IC7219367
15 16
13141211104
58
22UF
,16V
C27
12
330U
F/25
V
C31
2
50KVR3 1
2
3
4
5
6
VCC
GND
C
INOUT
IC6
13
12
14
7
3.3NF,50V,5%C17
12
.1uF
,50V
,5%,
POLY
C9
12
.1uF,50V,5%,POLY
C211 2
.1uF
,50V
,5%,
POLY
C8
12
.1uF
,50V
,5%,
POLY
C6
12
.1uF,50V,5%,POLYC5
1 2
.1uF
,50V
,5%,
POLY
C4
12
.1uF,50V,5%,POLYC22
12
SW1
36
SW1
27
721-
0003 J1
2
VCC
GND
C
INOUT
IC6
5
43
14
7
721-
0003 J1
1
,J4
12
1A,1
25VA
C
F31
2
33V,1/2W,5%
D101 2
IC5 12
1311
7
14
1A,125VAC
F21 2
Q10
1
2
3
,J11
12
1M,5
%,1/
4W
R12
12
100K
,5%,
1/4W
R153
12
50KVR2 1
2
3
4
5
6
B NCNO
A
COM
20V/
120V
/10A
RY1
12
345
40A/32V/FB
F112
1N41
48
D701
12
V-
V+
-
+ IC42
4
53
12
IC5 1
23
7
14
J2 1
VCC
GND
C
INOUT
IC6
6
89
14
7
IC39 8
7
14IC311 10
7
14
PUSHPL2
ACFAIL
INV_HOT
ACOUTBLK
PUSHPL1
IFDFWRD
ISENSE
COMP
UTIL_HOT
UTIL_HOT
12UNFILT
12UNFILT
ACOUTWHT
+5
+5
+5
+5
+5+5
+5+5
+5
+12
+12
+12
+12
+12
+12
+12
+12+12
+12
+12
+12
+12
+12
+12
+12
+12
+12+12
+12
REVDWG
AMERICAN POWER CONVERSIONSHEETDESCRIPTION
REVISIONDATEREV #
SCALEBYDATE
APCC PART #PRODUCT
12640-0207F
UPDATE POWER SWITCH CIRCUIT11/04/97F12
(SOURCE)
UPDATE PER ECO#08/05/97E11
ADDED D10
Q10A BUZ71 IS USED INSTEAD.Q10 BSS100’S HAD STATIC PROBLEMS ON ASSEMBLY LINE.
ECO #781
ECO #437
ECO #415
NOISE ON +5 DURING RELAY SWITCHING.ADDED C49=.01uF TO PREVENT IC7 "HICCUP" DUE TO
NO CHANGES ON THIS SHEET
ECO #412 AND ECO #413
NO CHANGES ON THIS SHEET
ECO #939 ADDED R98A
10/17/9610
1 OF 3
8/31/938A
8B 4/21/94
8
7
10/31/91
9/6/91
5,6
4
USEDNOTBSS100
0S-207MINI 250/400 BACK-UPS
SB207 CIRCUIT BOARD SCHEMATIC
3/15/91
OPTION ONLY
R122 = 88.7K50/60 HZ
1) ALL DIODES 1N4148 UNLESS MARKED
NOTES:
VOLTSOUTPUT
VOLTSXFER
BATT-
ESM
XFER VOLTS
SWITCHPOWER
TEST
BATT+XFMR LV CTSWITCHPOWER
ECO #391 AND ECO #394
8/30/91
WHEN UNIT IS TURNED OFF. THIS PREVENTS UV LOCKOUTBY BATTERY SUPPLY WHILE C27 DISCHARGES RAPIDLY ATREPLACED R75 WITH D47 SO +12 IS NOT DRAGGED DOWN
7/17/91
88V
93V
98V
103V
CLOSEDCLOSED
CLOSEDOPEN
OPENCLOSED
OPENOPEN
XFER2XFER1
XFER1 XFER2
ON IC7, WHICH CAUSES IT TO PUT OUT DC.