MC44608P40 데이터 시트보기 (PDF) - ON Semiconductor
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MC44608P40 Datasheet PDF : 15 Pages
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MC44608
ELECTRICAL CHARACTERISTICS
Characteristic
Symbol
OUTPUT SECTION
Output Resistor
Sink Resistance
ROL
Source Resistance
ROH
Output Voltage Rise Time (from 3.0 V up to 9.0 V) (Note 1)
tr
Output Voltage Falling Edge Slew−Rate (from 9.0 V down to 3.0 V) (Note 1)
tf
CONTROL INPUT SECTION
Duty Cycle @ Ipin3 = 2.5 mA
Duty Cycle @ Ipin3 = 1.0 mA
Control Input Clamp Voltage (Switching Phase) @ Ipin3 = −1.0 mA
Latched Phase Control Input Voltage (Standby) @ Ipin3 = +500 mA
Latched Phase Control Input Voltage (Standby) @ Ipin3 = +1.0 mA
current sense section
d2mA
d1mA
VLP−stby
VLP−stby
Maximum Current Sense Input Threshold
Input Bias Current
Standby Current Sense Input Current
Startup Phase Current Sense Input Current
Propagation Delay (Current Sense Input to Output @ VTH T MOS = 3.0 V)
Leading Edge Blanking Duration
MC44608P40
Leading Edge Blanking Duration
MC44608P75
Leading Edge Blanking + Propagation Delay
MC44608P40
Leading Edge Blanking + Propagation Delay
MC44608P75
oscillator section
VCS−th
IB−cs
ICS−stby
ICS−stup
TPLH(In/Out)
TLEB
TLEB
TDLY
TDLY
Normal Operation Frequency MC44608P40
Normal Operation Frequency MC44608P75
Maximum Duty Cycle @ f = fosc
OVERvoltage section
fosc
fosc
dmax
Quick OVP Input Filtering (Rdemag = 100 kW)
Tfilt
Propagation Delay (Idemag > Iovp to output low)
TPHL(In/Out)
Quick OVP Current Threshold
IOVP
Protection Threshold Level on VCC
VCC−OVP
Minimum Gap Between VCC−OVP and Vstup−th
VCC−OVP − Vstup
1. This parameter is measured using 1.0 nF connected between the output and the ground.
Min
5.0
−
−
−
−
36
4.75
3.4
2.4
0.95
−1.8
180
180
−
−
−
500
370
36
68
78
−
−
105
14.8
1.0
Typ
8.5
15
50
50
−
43
5.0
3.9
3.0
1.0
−
200
200
220
480
250
680
470
40
75
82
250
2.0
120
15.3
−
Max Unit
W
15
−
−
ns
−
ns
2.0
%
48
%
5.25
V
4.3
V
3.7
V
1.05
V
1.8
mA
220
mA
220
mA
−
ns
−
ns
−
ns
900
ns
570
ns
44
kHz
82
kHz
86
%
−
ns
−
ms
140
mA
15.8
V
−
V
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