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3.3V, 100mA Step-Down Voltage Regulator D45V1E1F3

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Output voltage	Typical max current output	Input voltage range¹	Size	EN input
3.3 V	100 mA	3.3 V – 65 V	0.3″ × 0.5″	-

¹ Minimum input voltage is subject to dropout voltage considerations; see the dropout voltage section of product pages for more information.

Alternatives available with variations in these parameter(s): output voltage size Select variant…

	Description		Specs (11)		Pictures (12)		Resources (3)		FAQs (0)		On the blog (1)

3.3V, 100mA Step-Down Voltage Regulator D45V1E1F3.

3.3V, 100mA Step-Down Voltage Regulator D45V1E1F3, bottom view.

D45V1E1Fx step-down voltage regulator basic dimensions with US quarter for size reference.

D45V1E1Fx step-down voltage regulator pinout.

3.3V, 100mA Step-Down Voltage Regulator D45V1E1F3.

D45V1ExFx step-down voltage regulators, soldered with straight header pins(not included), on a breadboard.

D45V1ExFx step-down voltage regulators, soldered with right-angle header pins (not included), on a breadboard.

D45V1ExFx line of step-down voltage regulators: D45V1E2Fx (left) and D45V1E1Fx (right).

Typical efficiency of the Step-Down Voltage Regulator D45V1ExF3.

Typical maximum continuous output current of the Step-Down Voltage Regulator D45V1ExFx.

Typical dropout voltage of the Step-Down Voltage Regulator D45V1ExFx.

Typical quiescent current of the Step-Down Voltage Regulator D45V1ExFx.

	0.100" (2.54 mm) Breakaway Male Header: 1×40-Pin, Straight, Black
	0.100" (2.54 mm) Breakaway Male Header: 1×40-Pin, Right Angle
	5V, 100mA Step-Down Voltage Regulator D45V1E1F5
	12V, 100mA Step-Down Voltage Regulator D45V1E1F12
	3.3V, 100mA Step-Down Voltage Regulator D45V1E2F3
	5V, 100mA Step-Down Voltage Regulator D45V1E2F5
	12V, 100mA Step-Down Voltage Regulator D45V1E2F12
	Rocker Switch: 3-Pin, SPDT, 10A
	Mini Pushbutton Power Switch with Reverse Voltage Protection, SV
	Mini Pushbutton Power Switch with Reverse Voltage Protection, LV
	0.1" (2.54mm) Crimp Connector Housing: 1x3-Pin 25-Pack
	0.1" (2.54mm) Crimp Connector Housing: 1x5-Pin 10-Pack
	0.100" (2.54 mm) Female Header: 1x3-Pin, Straight
	0.100" (2.54 mm) Female Header: 1x5-Pin, Straight
	170-Point Breadboard (White)

	D45V1ExFx Step-Down Voltage Regulators
	Step-Down (Buck) Voltage Regulators
	Step-Up/Step-Down Voltage Regulators
	Step-Up (Boost) Voltage Regulators
	Voltage Regulators and Power Supplies
	Battery Holders
	Batteries
	Premium Jumper Wires
	Wires with Pre-Crimped Terminals
	Solderless Breadboards
	Electronics Prototyping
	0.1″ (2.54 mm) Female Headers
	0.1″ (2.54 mm) Male Headers

	D45V1ExFx Step-Down Voltage Regulators
	Step-Down (Buck) Voltage Regulators
	Step-Up/Step-Down Voltage Regulators
	Step-Up (Boost) Voltage Regulators
	Voltage Regulators and Power Supplies
	Battery Holders
	Batteries
	Premium Jumper Wires
	Wires with Pre-Crimped Terminals
	Solderless Breadboards
	Electronics Prototyping
	0.1″ (2.54 mm) Female Headers
	0.1″ (2.54 mm) Male Headers