Part # MAX8607 datasheet

Part Manufacturer: Maxim

Maxim

Part Description: MAX8607 DS


Part Details:

19-3783; Rev 1; 2/07 EVALUATION KIT AVAILABLE 1MHz PWM Boost Converter for 1.5A White LED Camera Flash MAX8607 General Description Features The MAX8607 white LED boost converter is optimized Supports Lumileds and Other High-Power for camera flash/strobe applications using high-current White LEDs white LEDs. The MAX8607 integrates a 1MHz PWMboost converter, 1.5A low-dropout (LDO) current regu- Independently Set Flash/Movie Currents lator, and logic control circuitry for a space-saving LED Flash-Mode Current Up to 1.5A flash design. Two logic inputs control four modes of Movie-Mode Current Up to 360mA operation: shutdown mode reduces the quiescent cur- Disco Mode with Fixed 5V (Up to 1A) and 80mA rent to 0.1µA (typ), movie mode supplies up to 360mAof LED current for continuous lighting, flash mode sup- LED Current plies up to 1.5A of LED current for short-duration light- 84% Efficiency (PLED / PBATT) at 1.1A ing during an exposure, and disco mode supplies +5V T (at up to 1A) to external circuits while driving the LED A Derating Function for LED Thermal Protection with a fixed 80mA current. Output Overvoltage Protection (OVP) The internal 1MHz boost converter features an adaptive Soft-Start Eliminates Inrush Current control scheme with an internal switching MOSFET andsynchronous rectifier to improve efficiency and mini- 1MHz PWM Operation at All Loads mize external component count. The MAX8607 is avail- Small External Components able in a 14-pin, 3mm x 3mm TDFN package (0.8mmmax height). 2.7V to 5.5V Input Voltage Range 0.1µA Shutdown Mode Applications 14-Pin, 3mm x 3mm TDFN Package Camera Flashes/Strobes Ordering Information Cell Phones/Smartphones PART* PIN-PACKAGE TOP MARK PDAs and Digital Cameras 14 TDFN 3mm x 3mm MAX8607ETD+ ABA (T1433-1) +Indicates lead-free package.*The MAX8607ETD is characterized over the -40°C to +85°Ctemperature range. Pin Configuration Typical Operating Circuit INPUT


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MAX8607.pdf Datasheet