"TLC59213电流驱动器数据手册：功能特性及应用示例"

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The TI-TLC59213 is an eight-channel constant-current LED sink driver that is specifically designed for MCU applications. With its integrated shift register and latch, it provides a simple and efficient solution for controlling LED displays in various applications such as signage, gaming machines, and automotive lighting. The device features a wide voltage supply range from 3V to 5.5V, making it suitable for a variety of low-power applications. The TLC59213 can sink up to 80mA of current per channel, allowing for bright and uniform LED illumination. It also includes thermal shutdown protection to prevent damage to the device in case of overheating. The data input is performed serially through the eight shift register stages, providing easy cascading of multiple TLC59213 devices for driving larger LED displays. The latch function allows for simultaneous updating of all channels, ensuring synchronized and flicker-free operation of the LEDs. The TLC59213 comes in a compact 24-pin QFN package, making it ideal for space-constrained applications. The device's low current consumption and power-saving features make it energy-efficient and suitable for battery-powered devices. Overall, the TI-TLC59213 is a versatile and reliable LED driver that offers high performance and ease of use for MCU-controlled LED applications. Its features, compact size, and energy efficiency make it an excellent choice for designers looking to create innovative and eye-catching LED displays.

TLC59213

TLC59213A

SLVS867B –MAY 2009–REVISED AUGUST 2015

www.ti.com

6 Specifications

6.1 Absolute Maximum Ratings

(1)

over operating free-air temperature range (unless otherwise noted)

MIN MAX UNIT

Supply voltage –0.5 15 V

Input voltage –0.5 V

+ 0.5 V

Collector-emitter voltage –0.5 15 V

Peak output current –500 mA

Input clamp current V

< 0 V –20 mA

Output clamp current V

< 0 V –500 mA

stg

Storage temperature –65 150 °C

(1) Stresses beyond those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress ratings

only, which do not imply functional operation of the device at these or any other conditions beyond those indicated under Recommended

Operating Conditions. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.

6.2 ESD Ratings

VALUE UNIT

Human body model (HBM), per ANSI/ESDA/JEDEC JS-001

(1)

±2000

(ESD)

Electrostatic discharge V

Charged-device model (CDM), per JEDEC specification JESD22-

±1000

C101

(2)

(1) JEDEC document JEP155 states that 500-V HBM allows safe manufacturing with a standard ESD control process.

(2) JEDEC document JEP157 states that 250-V CDM allows safe manufacturing with a standard ESD control process.

6.3 Recommended Operating Conditions

MIN MAX UNIT

Supply voltage 4.5 13.2 V

High-level input voltage 2 V

Low-level input voltage 0.8 V

Duty cycle < 10% 400

N package

Duty cycle < 50% 200

Output current (8 channel) mA

Duty cycle < 10% 350

PW package

Duty cycle < 50% 170

Operating free-air temperature –40 85 °C

6.4 Electrical Characteristics

over recommended operating free-air temperature range (unless otherwise noted)

PARAMETER TEST CONDITIONS MIN TYP MAX UNIT

CEX

Output leakage current V

= 13.2 V, Outputs off 2 µA

OUT

= –350 mA 2.35

CE(sus)

Output saturation voltage I

OUT

= –225 mA 2.15 V

OUT

= –100 mA 1.96

Input current V

= 13.2 V, V

= 0 or 13.2 V 1 µA

Clamp forward voltage I

= –350 mA –2 V

All outputs OFF 4.6 13

= 13.2 V,

Supply current mA

= 0 or 13.2 V

All outputs ON 4.8 13

Input capacitance 10 pF

Product Folder Links: TLC59213 TLC59213A

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