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ST1S50 Arkusz danych(PDF) 6 Page - STMicroelectronics

Numer części ST1S50
Szczegółowy opis  Solid state disk drive, Blu-ray, DVD
PDF  29 Pages
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Producent  STMICROELECTRONICS [STMicroelectronics]
Strona internetowa  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

ST1S50 Arkusz danych(HTML) 6 Page - STMicroelectronics

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Electrical characteristics
ST1S50
6/29
DocID025723 Rev 4
4
Electrical characteristics
TJ = 25 °C, VCC = 12 V, unless otherwise specified.
Table 4. Electrical characteristics
Symbol
Parameter
Test condition
Values
Unit
Min.
Typ.
Max.
VIN
Operating input voltage range
(1)
418
V
(2)
417
VINON
Turn on VIN threshold
3.5
VINOFF
Turn off VIN threshold
3.0
RDSON-HS High-side switch on resistance
ISW = 750 mA
95
m
RDSON-LS Low-side switch on resistance
ISW = 750 mA
69
m
ILIM
Maximum limiting current
(3)
5.6
A
Oscillator
FSW
Switching frequency
400
500
600
kHz
DMAX
Maximum duty cycle
(3)
88
%
Dynamic characteristics
VFB
Feedback voltage
0.784
0.8
0.816
V
(4)
0.776
0.8
0.824
Error amplifier
Gm
Trans-conductance
(3)
250
S
RO
Output resistance
(3)
240
M
DC characteristics
IQ
Quiescent current
Duty cycle = 0, no load VFB = 1.2 V
500
600
A
IQST-BY
Total standby quiescent current
OFF
10
A
IFB
FB bias current
100
nA
Enable
VEN
EN threshold voltage
Device ON level
0.340
V
Device OFF level
0.130
Power Good
PG
PG threshold
91
% VFB
PG threshold hysteresis
90
mV
PG output voltage low
Isink = 6 mA open drain
400
mV



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