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L99VR02XP 数据表(PDF) 13 Page - STMicroelectronics

部件名 L99VR02XP
功能描述  Dual automotive linear voltage regulator with configurable output voltage (2x250 mA current capability)
PDF  50 Pages
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制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L99VR02XP 数据表(HTML) 13 Page - STMicroelectronics

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Item
Pin
Symbol
Parameter
Test condition
Min
Typ
Item
Unit
A.036
Wi_LDO1,2
Vil_LDO1,2
Input low
voltage(1)
VS_LDO1,2 = 5 V; 13.5 V
VO_LDO1,2 = 3.3 V
VO_LDO1,2 = 5 V
-
-
0.25x
VO_LDO1,2
V
A.038
Wi_LDO1,2
Iwi_LDO1,2
Pull down
current
VWi_LDO1,2 = 3.3 V
-
6
10
μA
A.039
Vcw_LDO1,2
Vwlth_LDO1,2 Low threshold
VS_LDO1,2 = 5 V; 13.5 V
VO_LDO1,2 = 3.3 V
VO_LDO1,2 = 5 V
10%
13%
16%
VO_LDO1,2
A.040
Vcw_LDO1,2 Vwhth_LDO1,2 High threshold
VS_LDO1,2 = 5 V; 13.5 V
VO_LDO1,2 = 3.3 V
VO_LDO1,2 = 5 V
44 %
47 %
50 %
VO_LDO1,2
A.041 Vcw_LDO1,2 ICWc_LDO1,2 Charge current
VS_LDO1,2 = 5 V; 13.5 V
VO_LDO1,2 = 3.3 V
VO_LDO1,2 = 5 V
Vcw_LDO1,2 = 0.1 V
5
10
20
μA
A.042 Vcw_LDO1,2 ICWd_LDO1,2
Discharge
current
VS_LDO1,2 = 5 V; 13.5 V
VO_LDO1,2 = 3.3 V
VO_LDO1,2 = 5 V
Vcw_LDO1,2 = 2.5 V
1.25
2.5
5
μA
A.045 Vcw_LDO1,2 Iw_off_LDO1,2
Watchdog
deactivation
current threshold
VS_LDO1,2 = 5 V; 13.5 V
VO_LDO1,2 = 3.3 V
VO_LDO1,2 = 5 V
0.4
1.05
1.5
mA
A.046 Vcw_LDO1,2 Iw_on_LDO1,2
Watchdog
activation
current threshold
VS_LDO1,2 = 5 V; 13.5 V
VO_LDO1,2 = 3.3 V
VO_LDO1,2 = 5 V
1.8
3.35
4.8
mA
1. Watchdog input requires a square wave signal (duty cycle of 50%).
Table 10. Enable characteristics
Item
Pin
Symbol
Parameter
Test condition
Min Typ Max Unit
A.047
EN_LDO1,2
VEN_low_LDO1,2
EN_LDO1,2 input low voltage
-
-
0.6
V
A.048
EN_LDO1,2
VEN_highLDO1,2_ EN_LDO1,2 input high voltage
1.5
-
-
V
A.050
EN_LDO1,2
IEN_LDO1,2
Pull down current
VS_LDO1,2 = 13.5 V
-
4
12
µA
Table 11. Output voltages selectors characteristics
Item
Pin
Symbol
Parameter
Test condition
Min Typ Max Unit
A.051
SELx_LDO1,2
VSELx_low_LDO1,2 SELx input low voltage
-
-
0.3
V
A.052
SELx_LDO1,2
VSELx_high_LDO1,2 SELx input high voltage
0.7
-
-
V
A.053
SELx_LDO1,2
ISELx_LDO1,2
Pull-down current
VS_LDO1,2 = 3.5 V; 13.5 V
-
0.1
0.4
µA
Table 12. Tracking mode characteristics
Item
Pin
Symbol
Parameter
Test condition
Min
Typ
Max
Unit
A.069 TRK_MODE
VTRK_MODE
low
TRK_MODE input
low voltage
-
-
0.3
V
A.070 TRK_MODE
V TRK_MODE
high
TRK_MODE input
high voltage
0.7
-
-
V
L99VR02XP
Electrical specifications
DS14686 - Rev 1
page 13/50



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