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E-L9823 View Datasheet(PDF) - STMicroelectronics

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E-L9823 Datasheet PDF : 19 Pages
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Electrical specifications
L9823
Symbol
Table 5. Electrical characteristics (continued)
Parameter
Test condition
Min.
Typ.
Max. Unit
COUT Output capacitance
Outputs short circuit protection
VOUT = 16 V; f = 1 MHz
-
-
300 pF
ISCB Overcurrent shutoff threshold
IOUT LIM Short circuit current limitation
tdly SCB Short circuit shutdown delay
Diagnostics
SFPD = Low, VOUT VDG
-
SFPD = Low, VOUT VDG
CSB = 50% to
IOUT 1/2 IOUT LIM
0.5
1.6
2.5
A
0.5
1.6
2.5
A
70
150
250 µs
VDG
IOUT OL
Diagnostic threshold voltage
Open load detection sink
current
-
Vout = VDG
Output programmed OFF
tdly SFPD
Diagnostic detection filter time
SFPD = Low, VOUT VDG
CSB = 50% to valid data at SO
0.5·VDD 0.55·VDD 0.6·VDD V
30
60
100 µA
70
150
250 µs
Outputs timing
tdon Turn-on delay
tdoff Turn-off delay
dVon/dt Turn-on voltage slew-rate
dVoff/dt Turn-off voltage slew-rate
dVoff Turn-off voltage clamp slew-
clamp/dt rate
CSB = 50% to RL = 50
VOUT = 0.9 Vbat, Vbat = 16 V
CSB = 50% to RL = 50
VOUT = 0.1·Vbat, Vbat = 16 V
90% to 30% of Vbat;
RL = 50 ; Vbat = 16 V
30% to 90% of Vbat;
RL = 50 ; Vbat = 16 V
30% to 80% of VOUT clamp
RL = 500
Serial diagnostic link (Load capacitor at SO = 200 pF)
-
-
20
µs
-
-
20
µs
0.7
2.1
3.5 V/µs
0.7
2.1
3.5 V/µs
0.7
2.1
5.5 V/µs
fsclk Clock frequency
50% duty cycle
3
tclh Minimum time SCLK = HIGH -
160
tcll Minimum time SCLK = LOW -
160
tpcld
Propagation delay
SCLK to data at SO valid
4.9 V VDD 5.1 V
-
tcsdv
CSB = LOW to data at SO
active
-
-
tsclch SCLK low before CSB low
Setup time SCLK to CSB change
H/L
100
thclcl
SCLK change L/H after CSB = Setup time CSB to SCLK change
Low
L/H
100
tscld SI input setup time
SCLK change H/L after SI data
valid
20
-
- MHz
-
-
ns
-
-
ns
-
100 ns
-
100 ns
-
-
ns
-
-
ns
-
-
ns
10/19
DocID7791 Rev 7
 

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