SC1102 Semtech Corporation, SC1102 Datasheet - Page 2

• Manufacturer Part Number: SC1102
• Description: SYNCHRONOUS DC/DC CONTROLLER FOR DISTRIBUTED POWER SUPPLY APPLICATIONS
• Manufacturer: Semtech Corporation

ELECTRICAL CHARACTERISTICS
September 5, 2000
ABSOLUTE MAXIMUM RATINGS
Parameter
V
PGND to GND
PHASE to GND
BSTH to PHASE
Thermal Resistance Junction to Case
Thermal Resistance Junction to Ambient
Operating Temperature Range
Storage Temperature Range
Lead Temperature (Soldering) 10 sec
ESD Rating (Human Body Model)
Unless specified: V
PARAMETER
POWER SUPPLY
Supply Voltage
Supply Current
Line Regulation
ERROR AMPLIFIER
Gain (AOL)
Input Bias
OSCILLATOR
Oscillator Frequency
Oscillator Max Duty Cycle
MOSFET DRIVERS
DH Source/Sink Current
DL Source/Sink Current
PROTECTION
OVP Threshold Voltage
OVP Source Current
Power Good Threshold
Dead Time
Over Current Set Isource
NOTE:
(1) Specification refers to application circuit (Figure 1).
© 2000 SEMTECH CORP.
CC
, BSTL to GND
CC
= 4.75V to 12.6V; GND = PGND = 0V; FB = V
BST
BST
H
L
- DH = 4.5V / DH - PHASE = 2V
- DL = 4.5V / DL - PGND
2.0V
SYNCHRONOUS DC/DC CONTROLLER FOR
DISTRIBUTED POWER SUPPLY APPLICATIONS
CONDITIONS
V
V
EN = V
O
OVP
V
V
= 2.5V
OCSET
Symbol
CC
= 3V
T
ESD
T
V
T
CC
LEAD
STG
JC
JA
IN
A
12V
652 MITCHELL ROAD NEWBURY PARK CA 91320
L
= 2V
O
; V
BSTL
MIN
180
180
4.2
90
10
88
45
1
1
-65 to +150
= 12V; V
Maximum
-0.3 to 14
-0.3 to 18
0 to 70
± 0.5
115
300
14
45
2
BSTH-PHASE
TYP
200
200
0.5
35
95
20
6
5
= 12V; T
MAX
12.6
220
112
100
220
10
8
J
SC1102
Units
= 25
°C/W
°C/W
UNITS
kV
°C
°C
°C
V
V
V
V
kHz
o
mA
mA
dB
µA
µA
ns
C
%
%
%
%
V
A
A
2