SC4612 データシートの表示（PDF） - Semtech Corporation
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SC4612 Datasheet PDF : 24 Pages
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POWER MANAGEMENT
Electrical Characteristics (Cont.)
Unless otherwise specified:
VIN = VDD = 12V, FOSC = 600kHz, TA = TJ = -40°C to 125°C.
Parameter
Test Conditions
SS/EN
Disable Threshold Voltage
Soft Start Charge Current
Soft Start Discharge Current (1)
Disable Low to Shut Down (1)
Hiccup
Hiccup duty cycle
Gate Drive
CSS = 0.1,
current limit condition
Gate Drive On-Resistance (H)(2)
Gate Drive On-Resistance (L)(2)
DL Source/Sink Peak Current(2)
DH Source/Sink Peak Current(2)
Output Rise Time
Output Fall Time
Minimum Non-Overlap (1)
Minimum On Time(2)
ISOURCE = 100mA
ISINK = 100mA
COUT = 2000pF
COUT = 2000pF
COUT = 2000pF
COUT = 2000pF
Notes:
(1) Guaranteed by design.
(2) Guaranteed by characterization.
SC4612
Min
Typ
Max
Units
500
mV
25
µA
1
µA
50
ns
1
%
3
4
Ω
3
4
Ω
±1.4
1.7
A
±1.4
1.7
A
20
ns
20
ns
30
ns
110
ns
2007 Semtech Corp.
4
www.semtech.com
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