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ST890BDR Fiches technique(PDF) 7 Page - STMicroelectronics

No de pièce ST890BDR
Description  1.2 A current limited high side power switch with thermal shutdown
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Fabricant  STMICROELECTRONICS [STMicroelectronics]
Site Internet  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST890BDR Fiches technique(HTML) 7 Page - STMicroelectronics

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ST890
Maximum rating
7/20
VULO
Undervoltage
lockout
Rising edge
2.0
2.4
2.6
V
VHYST
Undervoltage
lockout hysteresis
100
mV
RON
ON resistance
VI = 4.5 V
75
120
m
Ω
VI = 3 V
90
130
m
Ω
VSET
Reference voltage
to turn the switch
OFF
IO = 100 mA
VSET rise until VI -VO >
0.8V
1.178
1.24
1.302
V
IMAX
Maximum
programmable
output over
current limit
1.2
A
ISC
Short circuit
current limit
VI = 5V, OUT connected
to GND, device enabled
into short circuit
1.2 ILIM
1.5 ILIM
A
ILIM/ISET
ILIM to ISET current
ratio
IO =500 mA
VO >1.6 V
970
1110
1300
VIL
ON input low level
voltage
VI = 2.7 to 5.5 V
0.8
V
VIH
ON input high
level voltage
VI = 2.7 to 3.6 V
2.0
V
VI = 2.7 to 5.5 V
2.4
V
II
ON input leakage
current
VI =5.5 V
1
μA
ISET bias
ISET bias current
VSET =1.24 V
IO =0A
VI =VO
0.5
3
μA
VOL
FAULT output low
voltage
ISINK =1 mA
VSET = 1.4 V
0.15
V
IOH
FAULT output high
voltage
VFAULT =5.5 V
VSET =1V
1
μA
TPROT
Thermal
protection
130
°C
THYST
Thermal
hysteresis
15
°C
1.
VIN =3V, TA =TMIN to TMAX, unless otherwise specified. Typical values are at TA =25°C
Table 8.
Electrical characteristics (continued)
Symbol
Parameter
Test condition(1)
Value
Unit
TA = 25°C
Min
Typ
Max


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