L4970A

STMicroelectronicsExtended

-40℃~+150℃@(TJ) 1 10A 15V~50V 200kHz 5.1V~40V Adjustable Buck Buck Built-in No Multiwatt-15 DC-DC Converters ROHS

Part id: st/L4970A
Category: DC DC Converters
Package: Multiwatt-15
Pins: 15
In stock: 0 at JLCPCB (C262894)
Used on: 1 open-source board

Overview

The L4970A is a DC DC Converter made by STMicroelectronics in a Multiwatt-15 package with 15 pins. -40℃~+150℃@(TJ) 1 10A 15V~50V 200kHz 5.1V~40V Adjustable Buck Buck Built-in No Multiwatt-15 DC-DC Converters ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:L4970A, from EasyEDA) and its footprint (EasyEDA_Cloud:MULTIWATT-15_L19.6-W5.0-P1.27-L, from EasyEDA), ready for a KiCad board. JLCPCB lists it (part C262894). 1 open-source board in 1 repository on GitHub use it.

Symbol

EasyEDA_Cloud:L4970AFrom EasyEDA

Footprint

EasyEDA_Cloud:MULTIWATT-15_L19.6-W5.0-P1.27-LFrom EasyEDA

Pinout

The pins of the L4970A
Pin	Name	Type
1	R OSC	Unspecified
2	C OSC	Unspecified
3	RST IN	Unspecified
4	RST OUT	Unspecified
5	RST DLY	Unspecified
6	BOOTSTRAP	Unspecified
7	OUT PUT	Unspecified
8	GND	Unspecified
9	SUPPLY	Unspecified
10	FREQ COMP	Unspecified
11	FB	Unspecified
12	SOFT START	Unspecified
13	SYNC	Unspecified
14	VREF	Unspecified
15	VSTART	Unspecified

Parameters

Features: Overcurrent Protection, Adjustable soft-start, Operating status indication, Cycle-by-cycle current limiting, Frequency synchronization
Frequency - Switching: 200kHz
Function: Step-down type
Number of Outputs: 1
Operating Temperature: -40℃~+150℃@(TJ)
Output Current: 10A
Output Type: Adjustable
Output Voltage: 5.1V~40V
Quiescent Current: 13mA
Switch tube (built-in/external): Built-in
Synchronous Rectifier: No
Topology: Buck
Voltage - Supply: 15V~50V

Order codes

L4970ALCSC C262894

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Open-source boards using it

2 layers160 × 100 mm
DCC PowerSupply
PaulVdBergh/DCC_Hardware
The repository for DCC Hardware projects
62 parts1

Questions

Is there a KiCad symbol and footprint for the L4970A?

Yes. The symbol is EasyEDA_Cloud:L4970A and the footprint EasyEDA_Cloud:MULTIWATT-15_L19.6-W5.0-P1.27-L, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the L4970A?

Multiwatt-15, with 15 pins. Its footprint is drawn on this page.

Where is the L4970A datasheet?

STMicroelectronics publishes it: the Datasheet link on this page opens it.

Where can I order the L4970A?

JLCPCB lists it as part C262894, with 0 in stock; the sellers' links on this page open their listings.

Which open-source boards use the L4970A?

1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.