SG6846C Ver la hoja de datos (PDF) - Fairchild Semiconductor
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SG6846C Datasheet PDF : 15 Pages
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Electrical Characteristics (Continued)
VDD = 15V, TA = 25°C, unless noted.
Symbol
Parameter
Test Condition Min. Typ. Max. Unit
PWM Output Section
DCYMAX Maximum Duty Cycle
VOL
Output Voltage Low
VOH
Output Voltage High
tR
Rising Time
tF
Falling Time
VCLAMP Gate Output Clamping Voltage
Over-Temperature Protection (OTP) Section(1)
80
VDD = 15V, IO = 50mA
VDD = 12V, IO = 50mA 8
GATE = 1nF
GATE = 1nF
VDD = 20V
85
90
1.5
350
50
18
IRT
VRTTH
tDOTP-LATCH
RRT-OFF
Output Current of RT Pin
Threshold Voltage for OTP
Over-Temperature Latch-off Debounce
Equivalent Impedance of RT for OTP(1)
RI = 26kΩ
RI = 26kΩ
RI = 26kΩ
64
70
76
1.00 1.05 1.10
100
14
15
16
RI Section
RINOR
RI Operating Range
13
36
RIMAX Maximum RI Value for Protection
10
RIMIN
Minimum RI Value for Protection
6
Note:
1. The relationship between RRT-OFF and RI is: RRT-OFF = VOTP-LATCH-OFF / IRT = VRT / (70μA × 26 / RI (KΩ))
%
V
V
ns
ns
V
µA
V
µs
kΩ
kΩ
MΩ
kΩ
(1)
© 2007 Fairchild Semiconductor Corporation
SG6846C • Rev. 1.1.2
7
www.fairchildsemi.com
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