LP5521YQ

Texas InstrumentsExtended

-30℃~+125℃ 1.25MHz 2.7V~5.5V 25.5mA 3 4% Built-in Charge Pump DC-DC Over-Temperature Protection (OTP)、Short-Circuit Protection、内置软启动 PWM、I2C WQFN-24-EP(4x5) LED Drivers ROHS

Datasheet JLCPCB LCSC

Part id: ti/LP5521YQ
Category: LED Drivers
Package: WQFN-24-EP(4x5)
Pins: 25
In stock: 6 at JLCPCB (C701962)

Overview

The LP5521YQ is a LED Driver made by Texas Instruments in a WQFN-24-EP(4x5) package with 25 pins. -30℃~+125℃ 1.25MHz 2.7V~5.5V 25.5mA 3 4% Built-in Charge Pump DC-DC Over-Temperature Protection (OTP)、Short-Circuit Protection、内置软启动 PWM、I2C WQFN-24-EP(4x5) LED Drivers ROHS.

PCBKit's library has its KiCad symbol (EasyEDA_Cloud:LP5521YQX_NOPB, from EasyEDA) and its footprint (EasyEDA_Cloud:WQFN-24_L5.0-W4.0-P0.50-BL-EP, from EasyEDA), ready for a KiCad board. 6 are in stock at JLCPCB (part C701962).

Symbol

EasyEDA_Cloud:LP5521YQX_NOPBFrom EasyEDA

Footprint

EasyEDA_Cloud:WQFN-24_L5.0-W4.0-P0.50-BL-EPFrom EasyEDA

Pinout

The pins of the LP5521YQ
Pin	Name	Type
1	CFLY2P	Unspecified
2	CFLY1P	Unspecified
3	VDD	Unspecified
4	GND	Unspecified
5	CLK_32K	Unspecified
6	INT	Unspecified
7	TRIG	Unspecified
8	N/C	Unspecified
9	N/C	Unspecified
10	N/C	Unspecified
11	N/C	Unspecified
12	N/C	Unspecified
13	SDA	Unspecified
14	EN	Unspecified
15	SCL	Unspecified
16	GPO	Unspecified
17	R	Unspecified
18	G	Unspecified
19	B	Unspecified
20	ADDR_SEL0	Unspecified
21	ADDR_SEL1	Unspecified
22	VOUT	Unspecified
23	CFLY2N	Unspecified
24	CFLY1N	Unspecified
25	EP	Unspecified

Parameters

Constant Current Accuracy: 4%
Dimming: PWM
Features: Over-Temperature Protection (OTP)
Frequency - Switching: 1.25MHz
Number of Channels: 3
Operating temperature: -30℃~+125℃
Output Current: 25.5mA
Switch Tube (Built-In/External): Built-in
Topology: Charge Pump
Type: DC-DC
Voltage - Input(DC): 2.7V~5.5V

Order codes

LP5521YQ/NOPBLCSC C701962

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Questions

Is there a KiCad symbol and footprint for the LP5521YQ?

Yes. The symbol is EasyEDA_Cloud:LP5521YQX_NOPB and the footprint EasyEDA_Cloud:WQFN-24_L5.0-W4.0-P0.50-BL-EP, both drawn on this page. PCBKit places them on a board for you when you design with it.

What package is the LP5521YQ?

WQFN-24-EP(4x5), with 25 pins. Its footprint is drawn on this page.

Where is the LP5521YQ datasheet?

Texas Instruments publishes it: the Datasheet link on this page opens it.

Where can I order the LP5521YQ?

JLCPCB lists it as part C701962, with 6 in stock; the sellers' links on this page open their listings.