SC1186-2.5CSW.TR View Datasheet(PDF) - Semtech Corporation
Part Name
Description
MFG CO.
SC1186-2.5CSW.TR Datasheet PDF : 15 Pages
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SC1186
POWER MANAGEMENT
Absolute Maximum Ratings
Exceeding the specifications below may result in permanent damage to the device, or device malfunction. Operation outside of the parameters specified
in the Electrical Characteristics section is not implied. Exposure to Absolute Maximum rated conditions for extended periods of time may affect device
reliability.
Parameter
Symbol
Maximum
Units
VCC to AGND
PGNDH, PGNDL to AGND
BSTH to PGNDH, BSTL to PGNDL
DH to PGNDH, DL to PGNDL (Note2)
Operating Temperature Range
Junction Temperature Range
Storage Temperature Range
Lead Temperature (Soldering) 10 Sec.
Thermal Resistance Junction to Ambient
Thermal Impedance Junction to Case
VIN
TA
TJ
TSTG
TLEAD
θJA
θJC
-0.3 to +7
±1
-0.3 to +15
-1 to +15
0 to +70
0 to +125
-65 to +150
300
80
25
V
V
V
V
°C
°C
°C
°C
°C/W
°C/W
Electrical Characteristics
Unless specified: VCC = 4.75V to 5.25V; GND = PGND = 0V; VOSENSE = VO; 0mV < (CS+-CS-) < 60mV; LDOV = BST = 11.4V to 12.6V; TA = 0 to 70°C
Parameter
Conditions
Min
Typ
Max
Units
Switching Section
Output Voltage
Supply Voltage
IO = 2A in Application Circuit
VCC
See Output Voltage Table
4.5
7
V
Supply Current
VCC = 5.0V
8
15
mA
Load Regulation
Line Regulation
IO = 0.8A to 15A
1
%
±0.5
%
Current Limit Voltage
60
70
85
mV
Oscillator Frequency
120
140
160
kHz
Oscillator Max Duty Cycle
90
95
%
Peak DH Sink/Source Current BSTH - DH = 4.5V, DH- PGNDH = 3.3V
1
A
DH- PGNDH = 1.5V
100
mA
Peak DL Sink/Source Current BSTL - DL = 4.5V, DL - PGNDL= 3.3V
1
A
DL- PGNDH = 1.5V
100
mA
Gain (AOL)
VID Source Current
VOSENSE to VO
VIDx < 2.4V
35
dB
1
10
uA
VID Leakage
VIDx = 5V
10
uA
Power good threshold voltage
88
112
%
Dead Time
40
100
ns
2004 Semtech Corp.
2
www.semtech.com
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