SC2453ITSTR(2002) View Datasheet(PDF) - Semtech Corporation
Part Name
Description
Manufacturer
SC2453ITSTR Datasheet PDF : 14 Pages
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POWER MANAGEMENT
Electrical Characteristics (Cont.)
Unless specified: TA = 25°C, VCC = 12V, fs = 600KHz
Parameter
Test Conditions
Duty Cycle
PWM 1 & 2 Maximum Duty Cycle
fs = 100kHz
PWM 1 & 2 Maximum Duty Cycle
fs = 700kHz
PWM 1 & 2 Minimum Duty Cycle
Current Limit
CH1& 2 ILIM Set Voltage
Soft Start/Shut Down
Charge Current
Discharge Current
Disable Threshold Voltage
Disable Low to Shut Down
Output
Gate Drive On-Resistance(H)
Gate Drive On-Resistance(L)
Rise Time
Fall Time
Power Good
COUT = 1000pF
COUT = 1000pF
FB1 & FB2 High Trip Level
Hysteresis
FB1 & FB2 Low Trip Level
Hysteresis
PWR OK Output Low Level
PWR OK Output High Leakage
SC2453
PRELIMINARY
Min
Typ
Min
Units
96
%
77
%
5
%
2
V
5
µA
2
mA
0.5
V
50
µs
2
Ω
2
Ω
20
nS
20
nS
0.55
V
1
%
0.45
V
1
%
V
µA
2002 Semtech Corp.
4
www.semtech.com
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