Datasheet LT3932, LT3932-1 (Analog Devices) - 30

LT3932/LT3932-1
TYPICAL APPLICATION 700mA Matrix LED Driver with Individual Dimming for 6 LEDs
D1 INTVCC VIN V L1: WURTH 74437349330 IN BST 32V C L1 D1-7: NXP PMEG4010CEJ R BST EN2 22nF 33µH RS: OHMITE LVK12R100DER 249k D1: NEXPERIA BAT46WJ SW CIN1 CIN2 EN/UVLO 10µF 2x1µF V R OUT D7 50V 50V EN1 0402 10.2k RFB2 LT3932 267k C VDD R OUT EN4 FB 22nF 249k VREF RFB1 RDD VIN EN/UVLO 10k R 100k REF2 700mA R 110k EN3 GND D8 C 10.7k REF 2.2µF CTRL D7 R ISP REF1 S8 RS 105k LT3965 100mΩ S7 ISN D6 VDD LED6 D6 R START PWM SDA RSCL RALERT S6 10k 10k 10k INTVCC SYNC/SPRD D2 SDA SS RT RP VC LED2 SCL CVDD C D2 VCC RPWM RSS 2.2µF 2.2µF 10k 1M R C S2 ALERT T C 287k 330pF D1 3.3V 350kHz PWMCLK D1 LED1 0V CSS 350kHz 10nF S1 ADDR1-4 GND LEDREF PWMTG, FAULT, AND ISMON NOT USED 3932 TA04
RELATED PARTS PART NUMBER DESCRIPTION COMMENTS
LT3922 40V, 2A, 2MHz, Synchronous Boost LED Driver VIN: 2.7V to 40V, VOUT(MAX) = 40V, 5000:1 True Color PWM™ Dimming, 5mm × 5mm QFN and TSSOP-28E LT3965 8-Switch Matrix LED Dimmer VIN: 8V to 60V, Digital Programmable 256:1 PWM Dimming, I2C Multidrop Serial Interface TSSOP-28E Package LT3956 80V, 3.3A 1MHz, Step-Up/Down LED Driver VIN: 4.5V to 80V, VOUT(MAX) = 80V, 3000:1 True Color PWM Dimming, 5mm × 6mm QFN LT3474 36V, 1A, 2MHz, Step-Down LED Driver VIN: 4V to 36V, VOUT(MAX) = 13.5V, 400:1 True Color PWM Dimming, TSSOP-16E LT3475 Dual 36V, 1.5A, 2MHz, Step-Down LED Driver VIN: 4V to 36V, VOUT(MAX) = 13.5V, 3000:1 True Color PWM Dimming, TSSOP-20E LT3476 Quad 36V, 1.5A, 2MHz, Step-Up/Down LED Driver VIN: 2.8V to 16V, VOUT(MAX) = 36V, 1000:1 True Color PWM Dimming, 5mm × 7mm QFN LT3477 42V, 3A, 3.5MHz, Step-Up/Down LED Driver VIN: 2.5V to 25V, VOUT(MAX) = 40V, 4mm × 4mm QFN and TSSOP-20E LT3478 42V, 4.5A, 2.5MHz, Step-Up/Down LED Driver VIN: 2.5V to 26V, VOUT(MAX) = 42V, 3000:1 True Color PWM Dimming, TSSOP-16E LTM8040 36V, 1A, μModule, Step-Down LED Driver VIN: 4V to 36V, VOUT(MAX) = 13V, 250:1 True Color PWM Dimming, 9mm × 15mm × 4.32mm LGA LTM8042 36V, 1A, μModule, Step-Up/Down LED Driver VIN: 3V to 30V, VOUT(MAX) = 36V, 3000:1 True Color PWM Dimming, 9mm × 15mm × 2.82mm LGA LT3757 40V, 1MHz, Step-Up Controller VIN: 2.9V to 40V, Positive and Negative Output Voltages, 3mm × 3mm DFN and MSOP-10E Rev B 30 D16990-0-7/18(B) www.analog.com For more information www.analog.com ANALOG DEVICES, INC. 2018 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Electrical Characteristics Pin Configuration Typical Performance Characteristics Pin Functions Block Diagram Operation Typical Applications Package Description Revision History Typical Application Related Parts