Product Information

L99LD20Q6TR

Name: L99LD20Q6TR
Brand: STMicroelectronics
SKU: L99LD20Q6TR_STMicroelectronics
Availability: OutOfStock
Rating: 5 (11 reviews)

L99LD20Q6TR electronic component of STMicroelectronics

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LED Lighting Drivers High power LED driver for automotive applications

Manufacturer: STMicroelectronics

This product is classified as Large/Heavy, additional shipping charges may apply. A customer service representative may contact you after ordering to confirm exact shipping charges

Price (USD)

1: USD 5.9103 ea
Line Total: USD 5.91

0 - Global Stock

MOQ: 1 Multiples: 1
Pack Size: 1

More Buying Options & Price Grid(s)

Availability	Price	Buy Price	Quantity
0 - WHS 1 Ships to you between Mon. 13 May to Wed. 15 May MOQ : 1 Multiples : 1 L99LD20Q6TR STMicroelectronics	1 : USD 5.9103 10 : USD 3.8664 25 : USD 3.6504 100 : USD 3.1644 250 : USD 3.0024 500 : USD 2.7 1000 : USD 2.4516 3000 : USD 2.4408

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Additional Infomation About Product

L99LD20 High power LED driver for automotive applications Datasheet - production data Applications Low Beam High beam 4)1 / Daytime running light * * 36 Turn indicator Position light Features Side marker AEC-Q100 qualified Fog light General ST SPI communication v4.1 Description 5.5 to 24 V Operating battery voltage range The L99LD20 is a flexible LED driver, which is Load dump protected specifically designed for the control of two QFN40L 6x6 (wettable flanks) with independent high brightness LED strings for exposed pad automotive front lighting applications. It consists Timeout watchdog and limp home function of a high efficiency monolithic dual buck Low standby current converter. Buck section The buck converters integrate n-channel Integrated switching mosfets MOSFET which is driven by a bootstrap circuit. Lossless current sensing without need of When more than two LED channels are required external components on one module, then more devices L99LD20 can Very accurate LED current setting be combined also with L99LD21 device programming inductor s peak current and incorporating Boost Controller - from which peak-to-peak current ripple L99LD20 derivate. Adjustable peak current by SPI Adjustable current ripple by SPI Integrated PWM generation unit with 10-bit resolution and phase shift Peak current control Constant VLED x TOFF architecture Protection and diagnostic Battery under voltage Temperature warning (2 thresholds) Overtemperature shutdown LED voltage digital feedback through SPI Buck outputs short circuit and open load protection July 2018 DS11366 Rev 3 1/61 This is information on a product in full production. www.st.comContents L99LD20 Contents 1 Introduction 6 1.1 Typical application . 7 2 Buck converters . 11 2.1 General description 11 2.2 Bootstrap circuit .11 2.3 Peak and average current setting .11 2.4 Buck converters blank time . 13 2.5 Buck converters start-up . 14 2.6 Switching frequency . 14 3 Functional description 15 3.1 Operating modes . 15 3.1.1 Standby mode 15 3.1.2 Pre-standby mode . 16 3.1.3 Reset mode 16 3.1.4 Limp home . 16 3.1.5 Active mode 17 3.2 Programmable functions . 18 3.2.1 Activation of the buck output . 18 3.2.2 PWM dimming 18 3.3 Protections 19 3.3.1 Temperature warning . 19 3.3.2 Overtemperature shutdown 20 3.3.3 VS under voltage lockout 20 3.3.4 Buck T minimum operation 20 ON 3.3.5 Buck outputs short circuit to GND . 20 3.3.6 Buck T maximum operation 21 ON 3.3.7 Buck Open Load detection 21 4 SPI functional description . 22 4.1 SPI protocol . 22 4.2 SPI communication . 22 2/61 DS11366 Rev 3

HS Compliance

Tariff Desc

8542.39.23 No ..Linear/analogue and peripheral integrated circuits, timers, voltage regulators, A/D and D/A converters, telecommunication and modem integrated circuits, other than board level products Free

Electronic integrated circuits- Processors and controllers, whether or not combined with memories, converters, logic circuits, amplifiers, clock and timing circuits, or other circuits

Stmicroelectronics may also be referenced as

C-Max
C-Max (VA)
SG3
ST
ST MICROELECTRONICS
ST2
ST7
STM
STMICRELECTRONICS
STN

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Manufacturer STMicroelectronics STMicroelectronics
Product Category LED Lighting Drivers LED Lighting Drivers
RoHS - XON Y Y
Series L99ld20 L99ld20
Mounting Style Smd/Smt Smd/Smt
Package / Case QFN - 40 QFN - 40
Output Current 1.5 A 1.5 A
Topology Buck Buck
Operating Frequency 409600 Hz 409600 Hz
Minimum Operating Temperature - 40 C - 40 C
Maximum Operating Temperature + 150 C + 150 C
Qualification Aec - Q100 Aec - Q100
Input Voltage 5.5 v to 24 V 5.5 v to 24 V
Product Led Lighting Drivers Led Lighting Drivers
Type Buck Converter Buck Converter
Brand Stmicroelectronics Stmicroelectronics
Number Of Channels 2 Channel 2 Channel
Supply Current - Max 30 mA 30 mA
Hts Code 8542390001 8542390001
Product Type Led Lighting Drivers Led Lighting Drivers
Factory Pack Quantity : 3000 3000
Subcategory Driver Ics Driver Ics