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L99VR02XP Datasheet(PDF) 3 Page - STMicroelectronics

Part # L99VR02XP
Description  Dual automotive linear voltage regulator with configurable output voltage (2x250 mA current capability)
PDF  50 Pages
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Manufacturer  STMICROELECTRONICS [STMicroelectronics]
Direct Link  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L99VR02XP Datasheet(HTML) 3 Page - STMicroelectronics

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Block diagram and pin description
1.1
Block diagram
Figure 1. Functional block diagram
CURRENT LIMITER
POWER DRIVER
START-UP
VS_LDO1
EN_LDO2
SEL3_LDO2
SEL2_LDO2
VO_LDO1
-
+
SEL1_LDO2
Ishort_LDO2
VS_LDO2
VO_LDO2
OUTPUT
VOLTAGE
SELECTOR
THERMAL
CURRENT LIMITER
VOLTAGE
REFERENCE
POWER DRIVER
START-UP
EN_LDO1
SEL3_LDO1
SEL2_LDO1
-
+
SEL1_LDO1
Ishort_LDO1
LOW VOLTAGE RESET
LOGIC DRIVER
WATCHDOG
ADVANCED THERMAL WARNING
TW_LDO1
Vcw_LDO1
Wi_LDO1
LOW VOLTAGE RESET
TW_LDO2
TC_CONF
RST_LDO1
RST_LDO2
GND
Vcr_LDO2
Vcr_LDO1
WATCHDOG
Vcw_LDO2
Wi_LDO2
RFD=75
W
OVDetection
on Vo_LDO1
-
-
VOLTAGE
REFERENCE
SHUTDOWN
THERMAL
SHUTDOWN
TRK_MODE
IN_TRK
RFD=75
W
TRK_STAT
L99VR02XP
Block diagram and pin description
DS14686 - Rev 1
page 3/50



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