102006 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC1102/SC1102A
Typical Characteristics (Cont.)
Hiccup Mode
Ch1: Vin
Ch2: Vss
Ch3: Top Gate
Ch4: Vout
Vin = 5V
Vout = 3.3V
Vbst = 12V
Iout = S.C.Iout = S.C.
Iout = S.C.Iout = S.C.
Iout = S.C.
Ch1: Vin
Ch2: Vss
Ch3: Top Gate
Ch4: Vout
Vin = 5V
Vout = 3.3V
Iout = 2A
Vbst = 12V
Start Up Mode
11
2006 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC1102/SC1102A
VCC
1
PWRGD
2
OVP
3
OCSET
4
PHASE
5
DRVH
6
PGND
7
DRVL
8
BSTL
9
BSTH
10
SENSE
11
VREF
12
SS/SHDN
13
GND
14
U1
Q1
C24
Q2
C16
R16
C18
L2
R19
C20
C19
C21
C17
C22
C26
C23
R10
C7
C6
R1
R3
C3
C4
D2
C2
R2
PWRGD
OVP
SHDN
+
_
+
_
Vin
Vout
R13
R12
R14
+5V
D3
R17
R11
C5 C8
R4
C25
D4
C1
Vbias
VREF
C9
C10
C27
C13
D1
Q4
C15
R8
L1
R5
R7
R15
R18
Q3
D5
C28
Evaluation Board Schematic
122006 Semtech Corp.
www.semtech.com
POWER MANAGEMENT
SC1102/SC1102A
Outline Drawing - S0IC - 14
SEE DETAIL
DETAIL
A
A
.050 BSC
.236 BSC
14
.010
.150
.337
.154
.341
.012
-
14
0.25
1.27 BSC
6.00 BSC
3.90
8.65
-
.157
.344
3.80
8.55
.020 0.31
4.00
8.75
0.51
bxN
2X N/2 TIPS
SEATING
aaa
C
E/2
2X
3
A
D
A1
E1
bbb C A-B D
ccc
C
A2
(.041)
.004
.008
-
.028
-
-
-
-
.016
.007
.049
.004
.053
0.20
0.10
-
0.40
0.17
1.25
0.10
.041
.010
.069
.065
.010
1.35
(1.04)
0.72
-
1.04
0.25
-
-
-
1.75
1.65
0.25
0.25
-
.010 .020 0.50
-
c
L
(L1)
01
0.25
GAGE
PLANE
h
h
PLANE
N
12
A
e
D
C
H
B
3. DIMENSIONS "E1" AND "D" DO NOT INCLUDE MOLD FLASH, PROTRUSIONS
OR GATE BURRS.
-B-
CONTROLLING DIMENSIONS ARE IN MILLIMETERS (ANGLES IN DEGREES).
DATUMS AND TO BE DETERMINED AT DATUM PLANE
NOTES:
1.
2.
-A-
-H-
SIDE VIEW
REFERENCE JEDEC STD MS-012, VARIATION AB.
4.
L1
ccc
aaa
bbb
01
N
DIM
E1
D
A1
A2
DIMENSIONS
MILLIMETERS
MIN
e
L
h
E
b
c
INCHES
NOMMIN
A
MAX MAXNOM
E
ZG
Y
P
(C)
X
THIS LAND PATTERN IS FOR REFERENCE PURPOSES ONLY.
CONSULT YOUR MANUFACTURING GROUP TO ENSURE YOUR
COMPANY'S MANUFACTURING GUIDELINES ARE MET.
NOTES:
1.
REFERENCE IPC-SM-782A
,
RLP NO. 302A.
2.
.291
.087
.024
.118
(.205)
INCHES
DIMENSIONS
Z
P
Y
X
DIM
C
G
MILLIMETERS
.050
(5.20)
7.40
2.20
0.60
3.00
1.27
Land Pattern - SOIC - 14
Semtech Corporation
Power Management Products Division
200 Flynn Road, Camarillo, CA 93012
Phone: (805)498-2111 FAX (805)498-3804
Contact Information

SC1102ASTRT

Mfr. #:
Manufacturer:
Semtech
Description:
Switching Controllers SYN DC/DC CONTROLLER
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
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