1.4-7V, 3.4A Fine-Adjust Step-Down Voltage Regulator w/ Adjustable Low-Voltage Cutoff D30V30MALCMA

Pololu item #: 4872
Brand: Pololu supply outlook
Status: Active and Preferred 
RoHS 3 compliant

Price break Unit price (US$)
1 19.95
5 18.35
25 16.89
100 15.53


backorders allowed

Output voltage range Typical max current output1 Input voltage range2 Low-voltage cutoff
1.4 V – 7 V 3.4 A 3.3 V – 45 V adjustable

1 Typical continuous output current at 30 V in and 3.3 V out. Actual achievable continuous output current is a function of input and output voltages and is limited by thermal dissipation. See the output current graph on the product page for more information.
2 Input voltage must be higher than the output voltage and 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 type Select variant…

 Description Specs (13) Pictures (18) Resources (3) FAQs (0) On the blog (0) Distributors (4) 

1.4-7V, 3.4A Fine-Adjust Step-Down Voltage Regulator w/ Adjustable Low-Voltage Cutoff D30V30MALCMA.

Fine-Adjust Step-Down Voltage Regulator w/ Adjustable Low-Voltage Cutoff D30V30MAxCMA labeled pinout (D30V30MASCMA version shown).

Fine-Adjust Step-Down Voltage Regulator D30V30MAx, bottom view with dimensions (D30V30MAS version pictured).

Fine-Adjust Step-Down Voltage Regulator w/ Adjustable Low-Voltage Cutoff D30V30MAxCMA with included hardware (D30V30MASCMA version shown).

1.4-7V, 3.4A Fine-Adjust Step-Down Voltage Regulator w/ Adjustable Low-Voltage Cutoff D30V30MALCMA, top view.

1.4-7V, 3.4A Fine-Adjust Step-Down Voltage Regulator w/ Adjustable Low-Voltage Cutoff D30V30MALCMA, bottom view.

Fine-Adjust Step-Down Voltage Regulator w/ Adjustable Low-Voltage Cutoff D30V30MAxCMA, side view showing output voltage and cutoff adjustment potentiomenters (D30V30MASCMA version shown).

Fine-Adjust Step-Down Voltage Regulator D30V30MASCMA, assembled on a breadboard.

Schematic diagram of the enable (EN) circuit on the 1.4-7V Fine-Adjust Step-Down Voltage Regulator w/ Adjustable Low-Voltage Cutoff D30V3xMALCMA.

Output voltage settings for the 1.4-7V Fine-Adjust Step-Down Voltage Regulator D30V3xMALx.

Cutoff voltage settings for the 1.4-7V Fine-Adjust Step-Down Voltage Regulator w/ Adjustable Low-Voltage Cutoff D30V3xMALCMA.

Typical maximum continuous output current of the 1.4-7V, 3.4A Fine-Adjust Step-Down Voltage Regulator D30V30MALx.

Typical efficiency of the Fine-Adjust Step-Down Voltage Regulator D30V30MAx with Vout = 1.8 V.

Typical efficiency of the Fine-Adjust Step-Down Voltage Regulator D30V30MAx with Vout = 3.3 V.

Typical efficiency of the Fine-Adjust Step-Down Voltage Regulator D30V30MAx with Vout = 5 V.

Typical dropout voltage of the 1.4-7V Fine-Adjust Step-Down Voltage Regulator D30V3xMALx.

Typical quiescent current of the 1.4-7V Fine-Adjust Step-Down Voltage Regulator w/ Adjustable Low-Voltage D30V3xMALCMA with Vcutoff < 2.7V.

D30V3x line of step-down voltage regulators. From left to right: D30V30Fx, D30V30MASx, D30V33MASx.


Related Products

1.4-7V, 3.4A Fine-Adjust Step-Down Voltage Regulator D30V30MAL
4.2-15V, 3A Fine-Adjust Step-Down Voltage Regulator w/ Adjustable Low-Voltage Cutoff D30V30MASCMA
4.2-15V, 3A Fine-Adjust Step-Down Voltage Regulator D30V30MAS
Rocker Switch: 3-Pin, SPDT, 10A
Mini Pushbutton Power Switch with Reverse Voltage Protection, SV
Mini Pushbutton Power Switch with Reverse Voltage Protection, LV
0.100" (2.54 mm) Breakaway Male Header: 1×40-Pin, Straight, Black
0.100" (2.54 mm) Breakaway Male Header: 1×40-Pin, Right Angle
0.100" (2.54 mm) Female Header: 1x6-Pin, Straight
0.1" (2.54mm) Crimp Connector Housing: 1x6-Pin 10-Pack

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