STLUX385ATR
  • Share:

STMicroelectronics STLUX385ATR

Manufacturer No:
STLUX385ATR
Manufacturer:
STMicroelectronics
Package:
Tape & Reel (TR)
Description:
IC DIGITAL CTLR 38TSSOP
Delivery:
Payment:
iso14001
iso45001
iso9001
iso13485

Product Introduction

Overview

The STLUX385ATR is a digital controller from STMicroelectronics, designed for lighting and power conversion applications. It belongs to the STLUX family, which has been successfully integrated into various architectures, including simple buck converters, boost converters for power factor corrections, half-bridge resonant converters, and full bridge controllers for HID lamp ballasts. The STLUX385ATR is optimized for high-performance and reliability in lighting systems, such as LED, HID, and fluorescent applications, with advanced features like programmable PWM generators and DALI interface compliance.

Key Specifications

Specification Details
Package TSSOP38
Pin Count 38
SMED Numbers Up to 6
SMED PWM Output Pins 6
Fast Digital Input Pins 6
Analog Comparators 4 (with internal 4-bit references and 1 external reference)
ADC Channels Up to 8 channels, 10-bit precision (extendable to 12-bit with operational amplifier)
Microcontroller Advanced STM8 core with Harvard architecture and 3-stage pipeline, max. fCPU: 16 MHz
Memories 32 Kbytes Flash, 1 Kbyte true data EEPROM, 2 Kbytes RAM
Clock Management Internal 96 MHz PLL, low power oscillators, clock security system
Operating Temperature -40 °C to 105 °C

Key Features

  • Programmable PWM Generators (SMEDs): Up to 6 SMEDs with 10 ns event detection and reaction, max. 1.3 ns PWM resolution, and single, coupled, or two coupled operational modes.
  • DALI Interface: Interrupt driven hardware encoder, bus frequency of 1.2, 2.4, or 4.8 kHz, IEC 60929 and IEC 62386 compliant, and configurable noise rejection filter.
  • Analog Comparators: Four independent fast analog comparators with internal 4-bit references and one external reference, less than 50 ns propagation time.
  • ADCs: Up to 8 channels, 10-bit precision, with operational amplifier to extend resolution to 12-bit equivalent, and sequencer functionality.
  • Integrated Microcontroller: Advanced STM8 core with Harvard architecture and 3-stage pipeline, max. fCPU: 16 MHz, and multiple low power modes.
  • Communication Interfaces: UART asynchronous with SW flow control and boot loader support, I2C master/slave with fast-slow speed rate.
  • GPIO and Peripherals: GPIO with highly robust design, fast digital input DIGIN with configurable pull-up, system and auxiliary timers, watchdogs, and auto-wakeup timer.

Applications

  • Smart Lighting: LED, HID, and fluorescent applications with dimming capability (PWM and/or linear) and integration with sensors.
  • Digital Power Supply (SMPS): PFC control, LLC, asymmetrical half bridge, fly-back, full bridge topologies, and buck/boost single/multi-channel synchronous rectification.
  • High Power Dimmable LED Strings: Half-bridge resonant converters and full bridge controllers for HID lamp ballasts.

Q & A

  1. What is the primary function of the STLUX385ATR?

    The STLUX385ATR is a digital controller designed for lighting and power conversion applications, featuring programmable PWM generators and a DALI interface.

  2. How many SMEDs are available in the STLUX385ATR?

    Up to 6 SMEDs (State Machine Event Driven) are available.

  3. What is the maximum PWM resolution of the SMEDs?

    The maximum PWM resolution is 1.3 ns when using SMED dithering.

  4. Is the STLUX385ATR compliant with any specific lighting standards?

    Yes, it is compliant with IEC 60929 and IEC 62386 standards for DALI interface.

  5. What types of analog comparators are included in the STLUX385ATR?

    Four independent fast analog comparators with internal 4-bit references and one external reference.

  6. What is the resolution and gain of the ADCs in the STLUX385ATR?

    The ADCs have a 10-bit precision, with an operational amplifier to extend the resolution to 12-bit equivalent, and configurable gain values of x1 and x4.

  7. What is the maximum frequency of the integrated microcontroller?

    The maximum frequency of the STM8 core is 16 MHz.

  8. What are the memory specifications of the STLUX385ATR?

    32 Kbytes Flash, 1 Kbyte true data EEPROM, and 2 Kbytes RAM.

  9. What communication interfaces are supported by the STLUX385ATR?

    UART asynchronous with SW flow control and boot loader support, and I2C master/slave with fast-slow speed rate.

  10. What is the operating temperature range of the STLUX385ATR?

    The operating temperature range is -40 °C to 105 °C.

Product Attributes

Applications:Lighting
Current - Supply:- 
Voltage - Supply:3V ~ 5.5V
Operating Temperature:-40°C ~ 105°C
Mounting Type:Surface Mount
Package / Case:38-TFSOP (0.173", 4.40mm Width)
Supplier Device Package:38-TSSOP
0 Remaining View Similar

In Stock

$6.39
46

Please send RFQ , we will respond immediately.

Same Series
STLUX285A
STLUX285A
IC DIGITAL CTLR PWM 28TSSOP
STLUX325A
STLUX325A
IC DIGITAL CTLR PWM 32VFQFPN
STLUX385ATR
STLUX385ATR
IC DIGITAL CTLR 38TSSOP
STLUX325ATR
STLUX325ATR
IC DIGITAL CTLR PWM 32VFQFPN
STLUX285ATR
STLUX285ATR
IC DIGITAL CTLR PWM 28TSSOP

Similar Products

Part Number STLUX385ATR STLUX285ATR STLUX325ATR STLUX383ATR
Manufacturer STMicroelectronics STMicroelectronics STMicroelectronics STMicroelectronics
Product Status Active Obsolete Active Obsolete
Applications Lighting Lighting Lighting Lighting
Current - Supply - - - -
Voltage - Supply 3V ~ 5.5V 3V ~ 5.5V 3V ~ 5.5V 3V ~ 5.5V
Operating Temperature -40°C ~ 105°C -40°C ~ 105°C -40°C ~ 105°C -40°C ~ 105°C
Mounting Type Surface Mount Surface Mount Surface Mount Surface Mount
Package / Case 38-TFSOP (0.173", 4.40mm Width) 28-TSSOP (0.173", 4.40mm Width) 32-VQFN Exposed Pad 38-TFSOP (0.173", 4.40mm Width)
Supplier Device Package 38-TSSOP 28-TSSOP 32-VFQFPN (5x5) 38-TSSOP

Related Product By Categories

TPS65053RGET
TPS65053RGET
Texas Instruments
IC POWER MANAGEMENT 5CH 24-VQFN
TPS650061RUKR
TPS650061RUKR
Texas Instruments
IC CONV STPDWN 2.25MHZ DL 20WQFN
TPS65185RSLR
TPS65185RSLR
Texas Instruments
IC PWR MGMT E INK 48VQFN
STPMIC1APQR
STPMIC1APQR
STMicroelectronics
14 OUTPUT RAILS PMIC 4 ADJUSTABL
LM3242TMX/NOPB
LM3242TMX/NOPB
Texas Instruments
IC ADJ BUCK RF PWR AMP 9USMD
STNRG011
STNRG011
STMicroelectronics
SO 20 .30 TO JEDEC M
TWL6030B107CMR
TWL6030B107CMR
Texas Instruments
IC PWR MGMT 187FCBGA
MC33PF8100CCESR2
MC33PF8100CCESR2
NXP USA Inc.
POWER MANAGEMENT IC I.MX8 PRE-PR
MC33PF8100EAESR2
MC33PF8100EAESR2
NXP USA Inc.
POWER MANAGEMENT IC I.MX8 PRE-PR
MC34VR500V4ESR2
MC34VR500V4ESR2
NXP USA Inc.
REGULATOR BUCK QUAD WITH UP TO
ADN8830ACPZ-REEL
ADN8830ACPZ-REEL
Analog Devices Inc.
IC THERMO COOLER CNTRLR 32-LFCSP
MC34708VMR2
MC34708VMR2
NXP USA Inc.
IC POWER MANAGEMENT 206MAPBGA

Related Product By Brand

STPS2H100U
STPS2H100U
STMicroelectronics
DIODE SCHOTTKY 100V 2A SMB
STL6P3LLH6
STL6P3LLH6
STMicroelectronics
MOSFET P-CH 30V 6A POWERFLAT
STF28NM50N
STF28NM50N
STMicroelectronics
MOSFET N-CH 500V 21A TO220FP
M41T83SQA6F
M41T83SQA6F
STMicroelectronics
IC RTC CLK/CALENDAR I2C 16-QFN
STM32F100VDT6B
STM32F100VDT6B
STMicroelectronics
IC MCU 32BIT 384KB FLASH 100LQFP
STM32G474MET6
STM32G474MET6
STMicroelectronics
IC MCU 32BIT 512KB FLASH 80LQFP
ST7FLITE09Y0B6
ST7FLITE09Y0B6
STMicroelectronics
IC MCU 8BIT 1.5KB FLASH 16DIP
LM2904WHYDT
LM2904WHYDT
STMicroelectronics
IC OPAMP GP 2 CIRCUIT 8SOIC
TS881ILT
TS881ILT
STMicroelectronics
IC COMPARATOR R-R 1.1V SOT-23-5
M27C1001-12B1
M27C1001-12B1
STMicroelectronics
IC EPROM 1MBIT PARALLEL 32DIP
L6201PS
L6201PS
STMicroelectronics
IC MOTOR DRIVER PAR 20POWERSO
TD352IDT
TD352IDT
STMicroelectronics
IC GATE DRVR HIGH-SIDE 8SO