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IR3841MPbF
Electrical Specifications (continued)
Unless otherwise specified, these specification apply over 4.5V< V cc <5.5V, V in =12V, 0 o C<T j < 125 o C.
Typical values are specified at T a = 25 o C.
Parameter
SYM
Test Condition
Min
TYP
MAX
Units
Thermal Shutdow       n
Thermal Shutdown
Hysteresis
Note4
Note4
140
20
o
C
Power Good
Power Good upper
VPG+
Fb Rising
83
88
93
%Vref
Threshold
Delay Comparator
PG(Delay)
Relative to charge voltage, SS rising
2
2.1
2.3
V
Threshold
Delay Comparator
Delay(hys)
Note4
260
300
340
mV
Hysteresis
PGood Voltage Low
PGood Comparator
PG(voltage)
PG(Delay)
I PGood =-5mA
256/Fs
0.5
V
s
Delay
Leakage Current
I leakage
0
10
μ A
Switch Node
SW Bias Current
SW=0V, Enable=0V
Isw
SW=0V,Enable=high,SS=3V,Seq=0V,
3
40
μ A
Note4
Note3: Cold temperature performance is guaranteed via correlation using statistical quality control. Not tested in production.
Note4: Guaranteed by Design but not tested in production.
06/18/09
7
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