Analog Devices LT3762

Overview

Topology	Boost Converter
Input voltage	3-40 V
Switching frequency	100-1000 kHz
Output 1	25 V / 1 A

Description

LT3762 is a synchronous DC/ DC controller designed to operate as a constant current source and constant voltage regulator. it features a programmable internal PWM dimming signal generator and a synchronous gate driver.

Features

3000:1 External PWM Dimming
250:1 Internal PW, Dimming(5% accuracy)
Wide Vin Operating Range: 2.5V to 40 V
Synchronous Boost Output Voltage up to 60V
Spread-Spectrum Frequency Modulation For Lower EMI
PMOS Switch Driver for PWM and Output Disconnect
Constant current(+/-3.5%) regulation
Constant current(+/-2%) regulation
Rail-tp-rail LED current sense: 0V to 60V
Programmable Vin Undervoltage Lockout
Analog Dimming via two conttrol pins
100kHz to 1MHz Operation
Programmable Open LED Protection with OPENLED Flage
Shor-circuit protection and SHORTLED Flag
28 lEAD TSSOP and QFN (4mm x 5mm) Exposed Pad Packages
Drives LEDs in Boost, Buck, or Buck-Boost Configurations

Typical applications

Industrial and Automotive Lighting/ Accurate Current-Limited Voltage Regulators

More information

Products

	Order Code	Datasheet	Simulation	Downloads	Status	Product series	L (µH)	I_RP,40K (A)	I_SAT (A)	R_{DC max.} (Ω)	Size	Version	L₁ (µH)	L₂ (µH)	I_R (A)	I_{R 2} (A)	I_SAT (A)	R_{DC1 typ} (Ω)	R_{DC2 typ} (Ω)	R_{DC1 max} (Ω)	R_{DC2 max} (Ω)	f_res (MHz)	Type	Samples
	744873220	SPEC PCN pending Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff. SPEC Datasheet PCN PCN document		9 files EDA models: Components ZIP ALT WE-DD (rev25a).IntLib \| 1.5 MB CDS Cadence_WE-DD (rev25a).zip \| 23.2 MB EAG Eagle_WE-DD (rev19a).lbr \| 95.4 KB KIC KiCad_WE-DD (rev25a).zip \| 8.6 MB ZUK Download_Cadstar_WE-DD (rev19a).zip \| 13.2 KB CAD files ZIP IGS Download_IGS_WE-DD_1280 (rev1).igs \| 1.8 MB STP Download_STP_WE-DD-1280 (rev1).stp \| 1.8 MB Electric models ZIP PSP PSpice_WE-DD (rev22a).zip \| 20.4 KB S S-Parameter_WE-DD (rev21a).zip \| 8.4 MB Download all 9 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	WE-DD SMT Shielded Coupled Inductor	22	–	5	0.07	1280	–	22	22	2.79	2.79	5	0.058	0.058	0.07	0.07	11.5	Straight
	7447785147	SPEC		9 files EDA models: Components ZIP ALT WE-PD (rev25b).IntLib \| 2.3 MB CDS Cadence_WE-PD (rev25b).zip \| 13.4 MB EAG Eagle_WE-PD (rev25a).lbr \| 333.8 KB KIC KiCad_WE-PD (rev25a).zip \| 4.2 MB ZUK CadStar_WE-PD (rev20a).zip \| 36.5 KB CAD files ZIP IGS Download_WE-PD_6033_IGS (rev1).igs \| 1.9 MB STP Download_WE-PD_6033_STP (rev1).stp \| 437.8 KB Electric models ZIP PSP PSpice_WE-PD (rev25a).zip \| 59.6 KB SCS Spectre_WE-PD (rev25a).mod \| 78.4 KB Download all 9 files as zip archive ZIP	Active i\| Production is active. Expected lifetime: >10 years.	WE-PD SMT Power Inductor	47	0.88	0.74	0.6	6033	Robust	–	–	–	–	–	–	–	–	–	16.5	–

	Order Code	Datasheet	Simulation
	744873220	SPEC PCN pending Due to a pending PCN, a modification of the component will be implemented soon. Please find the PCN below. If you have further questions please get in contact with our sales staff. SPEC Datasheet PCN PCN document
	7447785147	SPEC

Samples

	Order Code	Datasheet	Simulation	Downloads	Status	Product series	L (µH)	I_RP,40K (A)	I_SAT (A)	R_{DC max.} (Ω)	Size	Version	L₁ (µH)	L₂ (µH)	I_R (A)	I_{R 2} (A)	I_SAT (A)	R_{DC1 typ} (Ω)	R_{DC2 typ} (Ω)	R_{DC1 max} (Ω)	R_{DC2 max} (Ω)	f_res (MHz)	Type	Samples

IC manufacturers (104)

60V Synchronous Boost LED Controller

Overview

Description

Features

Typical applications

More information

Products

PCN pending

EDA models: Components
ZIP

CAD files
ZIP

Electric models
ZIP

Download all 9 files as zip archive
ZIP

EDA models: Components
ZIP

CAD files
ZIP

Electric models
ZIP

Download all 9 files as zip archive
ZIP

PCN pending

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