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Select all	Attribute	Value
	Brand	ROHM
	Maximum Switching Frequency	2.1 MHz
	Output Voltage	18 V
	Mounting Type	Surface Mount
	Package Type	HTSSOP
	Pin Count	20
	Dimensions	6.5 x 4.4 x 0.85mm
	PWM Controller Type	Switching Regulator
	Length	6.5mm
	Width	4.4mm
	Height	0.85mm
	Minimum Operating Temperature	-40 °C
	Minimum Operating Supply Voltage	2.5 V
	Maximum Operating Supply Voltage	5.5 V
	Automotive Standard	AEC-Q100
	Maximum Operating Temperature	+105 °C

	Select all
	Brand ROHM
	Maximum Switching Frequency 2.1 MHz
	Output Voltage 18 V
	Mounting Type Surface Mount
	Package Type HTSSOP
	Pin Count 20
	Dimensions 6.5 x 4.4 x 0.85mm
	PWM Controller Type Switching Regulator
	Length 6.5mm
	Width 4.4mm
	Height 0.85mm
	Minimum Operating Temperature -40 °C
	Minimum Operating Supply Voltage 2.5 V
	Maximum Operating Supply Voltage 5.5 V
	Automotive Standard AEC-Q100
	Maximum Operating Temperature +105 °C

Datasheet BD81870EFV-ME2

COO (Country of Origin):: DE

BD81870EFV is current mode step-up and inverted 2-channel switching regulator with built in FET.

Wide input voltage range 2.5V to 5.5V
High Frequency 2.1MHz
Built-in 300mΩ/22V Nch FET and 300mΩ/15.5V Pch FET.
Built-in 150mΩ high-side switch for boost channel with soft-start function
Independent ON/OFF signal, Built-in discharge switch
Circuits protection：OCP, SCP, OVP, UVLO, TSD

ROHM BD81870EFV-ME2, PWM Controller, 5.5 V, 2.1 MHz 20-Pin, HTSSOP