Power / Batteries

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$1.00 $1.20  
23 pc(s)
Battery holder for four AA batteries, terminated with ~150mm leads

$3.00  
7 pc(s)
Battery holder for four 18650 Lithium Ion batteries, terminated with ~150mm leads

$35.00  
10 pc(s)
This D24V25F3 synchronous buck voltage regulator takes an input voltage of up to 38 V and efficiently reduces it to 3.3 V. The board measures only 0.7″ × 0.7″ yet delivers a typical continuous output current of up to 2.5 A and features reverse voltage protection. Typical efficiencies of 80%...

$14.50  
5 pc(s)
This D24V10F3 synchronous buck voltage regulator takes an input voltage of up to 36 V and efficiently reduces it to 3.3V while allowing for a maximum output current of 1 A. This regulator offers typical efficiencies between 80% and 90% and has a very low dropout, so it can be used with input...

$18.50  
6 pc(s)
The Pololu step-up/step-down voltage regulator S7V8F3 is a switching regulator (also called a switched-mode power supply (SMPS) or DC-to-DC converter) that uses a buck-boost topology. It takes an input voltage from 2.7 V to 11.8 V and increases or decreases the voltage to a fixed 3.3 V output...

$1.00 $2.00  
14 pc(s)
Enclosed battery holder for three AA cells. This holder features a lid that slides over the batteries and snaps into place to fully enclose the cells. It also features a switch that lets you open and close the electrical connection between the batteries and the holder's leads. The leads are...

$0.50 $1.00  
50 pc(s)
Battery holder for three AAA batteries, terminated with ~150mm leads

$1.00 $2.00  
1 pc(s)
Enclosed battery holder for three AA cells. This holder features a lid that slides over the batteries and snaps into place to fully enclose the cells. It also features a switch that lets you open and close the electrical connection between the batteries and the holder's leads. The leads are...

$0.50 $1.00  
84 pc(s)
Battery holder for three AA batteries, terminated with ~150mm leads

$1.40  
1 pc(s)
This 2xAAA Battery Cage with JST connector is compatible with the BBC micro:bit. Supplied with colour coded power leads and a JST connector at the end, this battery cage is light and features a M3 mounting hole in the centre so it can be attached to the back of BBC micro:bit cases. The JST...

$1.90  
14 pc(s)
Enclosed battery holder for two AA cells. This holder features a lid that slides over the batteries and snaps into place to fully enclose the cells. It also features a switch that lets you open and close the electrical connection between the batteries and the holder's leads. The leads are about...

$2.25  
Out-of-stock
This 2xAAA Battery Holder with Switch and JST Connector is compatible with the BBC micro:bit. Supplied with ~150mm colour coded power leads and a JST connector at the end, this battery holder is light and can be attached to the back of BBC micro:bit cases. This battery holder features a lid...
Out-of-stock
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