Datasheet
Power Management IC for Automotive Microcontroller
Buck-Boost Switching Regulator + LDO + Reset + Watch Dog T...
Datasheet
Power Management IC for Automotive Microcontroller
Buck-Boost Switching
Regulator + LDO + Reset + Watch Dog Timer
BD39002EFV-C
General Description
BD39002EFV-C is a power management IC with buck-boost switching
regulator controller (DC / DC1), LDO, reset and WDT. The BD39002EFV-C includes protection circuits, such as Under voltage, Over voltage, Over current and TSD.
Features
Automatically controlled buck-boost switching
regulator with 40 V rated VCC, DC / DC and LDO input 5 V fixed output secondary LDO Configurable Sequence control Over Current protection DC / DC1: Adjustable voltage with external resistors LDO: Integrated Over voltage / Under voltage detection Reset for LDO and WDT Window Watchdog Timer HTSSOP-B30 package
Key Specifications
Input voltage range
4.0 V to 30 V
(Startup voltage needs to be above 4.5V.)
Output voltage
Buck-Boost DC / DC1 FB Voltage
0.8 V
Secondary LDO
5.0 V
Reference voltage accuracy
Buck-Boost DC / DC1 FB Voltage
±2 %
Secondary LDO
±2 %
Oscillation frequency
200 to 550 kHz
Max output current
Secondary LDO
600 mA
Stand-by Current
0 μA (Typ)
Operating temperature range
-40 °C to 125 °C
AEC-Q100 Qualified
Package
HTSSOP-B30
W (Typ) × D (Typ) × H (Max) 10.00 mm × 7.60 mm × 1.00 mm
Applications
Microcontroller for Automotive
Typical Application Circuit
Simplified Circuit1
Simplified Circuit2
VCC EN1
CL
VREG
OUTH
VO1 RT SS1
VL VDD
FB1 OUTL
COMP1 VO1
VS2
PGND1 VO2
EN2 CT
ENWD CLK RTW SEL_UVLO
GND
...