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L4969 数据表(PDF) 4 Page - STMicroelectronics

部件名 L4969
功能描述  SYSTEM VOLTAGE REGULATOR WITH FAULT TOLERANT LOW SPEED CAN-TRANSCEIVER
PDF  35 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L4969 数据表(HTML) 4 Page - STMicroelectronics

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L4969
4/35
VOL01
Load regulation 1
IO =-1mA to-100mA
SO20 Package
010
40
mV
IO =-1mA to -150mA
PSO20 Package
010
40
mV
ILIM1
Current limit 1
0.8V < VO1 < 4.5V, VS=6V,
SO20 Package
-180
-400
-800
mA
0.8V < VO1 < 4.5V
VS=14V,
PSO20 Package
-180
-400
-800
mA
VOLI1
Line regulation 1
6V < VS < 28V
IO1 = -1mA
05
30
mV
TOVT1
Overtemp flag 1
6V < VS < 28V
130
140
150
°C
TOTKL1
Thermal shutdown 1
6V < VS < 28V
175
185
205
°C
Vres
Min V1 reset threshold voltage RTC0 = 0
4.15
4.5
4.7
V
RTC0 = 1
3.7
4.0
4.2
V
Voltage Regulator 2 and 3
VO
Output voltage
6V < VS < 28V
IO >-100mA
SO20 Package
4.8
5
5.2
V
6V < VS < 28V
IO >-150mA
PSO20 Package
4.8
5
5.2
V
VDP
Dropout voltage
VS = 4.8V
IO UT = 100mA
SO20 Package
0.0
0.25
0.6
V
IO UT = 150mA
PSO20 Package
0.0
0.4
0.9
V
VOLO
Load regulation
IO =-1mA to -100mA
SO20 Package
010
40
mV
IO =-1mA to -150mA
PSO20 Package
010
40
mV
ILIM
Current limit
0.8V < VO1 < 4.5V, VS=6V,
SO20 Package
-180
-400
-800
mA
0.8V < VO1 < 4.5V
PSO20 Package
-180
-400
-800
mA
VOLI
Line regulation
6V < VS < 28V
IOUT = -5mA
05
30
mV
TOVT
Overtemp flag
6V < VS < 28V
130
140
150
°C
TOTKL
Thermal shutdown
6V < VS < 28V
150
165
180
°C
Vtrc
V2 tracking offset
6V < VS < 28V, IO2 = 0
-90
0
+90
mV
Reset and Watchdog
tOSC
OnChip RC-Timebase
RC-Adjustment = 0
0.95
1.1
1.35
us
tWDC
Watchdog timebase (2.5ms)
2498
tOSC
tRDnom
Reset pulse duration (1ms)
1024
tOSC
tWDstart
Reset pulse pause (320ms)
(startup watchdog)
128
tWDC
Table 4. Electrical Characteristics (continued)
VS = 14V, Tj =-40°C to 150°C unless otherwise specified.
Symbol
Parameter
Test Conditions
Min.
Typ.
Max.
Unit



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