sc1146csw.tr Semtech Corporation, sc1146csw.tr Datasheet - Page 7

• Manufacturer Part Number: sc1146csw.tr
• Description: Vrm9.0 Programmable, Multi-phase, High Performance Pwm Controller
• Manufacturer: Semtech Corporation

BILL OF MATERIAL
Item Qty
Unless otherwise noted, all resistors are 1/10W, 5%, 0805 and all capacitors are 20%, 50v, 0805.
July 25, 2000
The SC1146 is patent pending
© 2000 SEMTECH CORP.
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1
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1
9
5
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3
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8
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1
9
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1
1
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5
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6
1
4
1
1
Reference
C2,C4,C11,C19,C20,C28,C29,C37,C39
C3
C5,C12,C14,C17,C18,C21,C22,C26,C27
C6,C7,C15,C24,C32
C8
C16,C25,C33
C40
C42
C45,C49
C46
C50,C51,C52,C53
C54
D1,D2,D3,D4,
D5,D7,D9,D11
J1
L1,L2,L3,L4
Q1,Q4,Q7,Q10
Q3,Q6,Q9,Q12
R1
R2,R10,C13,R14,R17,C23,R33,C34,C43
R4,R12,R16,R23
R5,R6,R7,R38
R8,R9,R11,R13
R18
R19
R20
R22
R24
R25,R40,R41,R42,R43
R26
R27,R28,R29,R30
R31,R32,R34,R35,R36,R37
S1
U1,U3,U4,U5
U2
U6
VRM9.0 PROGRAMMABLE, MULTI-PHASE,
HIGH PERFORMANCE PWM CONTROLLER
652 MITCHELL ROAD NEWBURY PARK CA 91320
TBD(used at light load,
Value
SC1405B/SC1405TS Semtech [phone]
Vout/Clk switch C&K (800)cal-swch
51, 1/4W, 1206, 10K Dale
(Alter.)FDB7030BL
contact factory)
SC1146CSW
1.5 (or zero)
10uF, 6.3V
330uF, 16V
SS32 (3A)
IR3101D2
SS12(1A)
22u, 10V
1uF, 16V
10u, 16V
.6uh,12A
1u,10V
1000uF
IR7811
LM358
INPUT
2.2k
open
300k
.01u
.022
.001
SEL
1nF
10K
100
15k
.01
10
22
0
2.2
Manufacturer
Al. Elec.,Murata
Murata [phone]
PN #GRM235Y5V226Z010
Murata,Al. Elec.
Nichicon
Murata
Murata
any
Murata,X7R
Murata
any
Murata,Al. Elec.
General Instruments
General Instruments
Falco [phone]
PN #T02508
Int. Rectifier
Int. Rectifier
Fairchild Semiconductors
Dale,any
any
any
any
any
any
any
any
any
any
any
any
any
Semtech [phone]
any
X7R, AVX [phone]
SC1146
7