Linear Technology LT1768IGN#PBF
- Part Number:
- LT1768IGN#PBF
- Manufacturer:
- Linear Technology
- Ventron No:
- 3260307-LT1768IGN#PBF
- Description:
- IC CTRLR CCFL SGL/MULT HP 16SSOP
- ECAD Model:
-
- Datasheet:
- LT1768IGN#PBF
Description
The LT1768 is a high-power CCFL controller designed for wide dimming range and multiple lamp capability. It features a unique Multimode Dimming scheme that combines linear and PWM control functions to maximize lamp life, efficiency, and dimming range. The LT1768 can accurately set maximum and minimum lamp currents, detect and protect against lamp failures and overvoltage start-up conditions, and provide maximum flexibility with a minimum number of external components.
Features
Ultrawide Multimode Dimming Range
Multiple Lamp Capability
Programmable PWM Dimming Range and Frequency
Precision Maximum and Minimum Lamp Currents
No Lamp Flicker Under All Supply and Load Conditions
Open Lamp Detection and Protection
350kHz Switching Frequency
1.5A MOSFET Gate Driver
100mV Current Sense Threshold
5V Reference Voltage Output
16-Lead SSOP Package
Applications
Desktop Flat Panel Displays
Multiple Lamp Displays
Notebook LCD Displays
Point of Sale Terminal Displays
The LT1768 is a high-power CCFL controller designed for wide dimming range and multiple lamp capability. It features a unique Multimode Dimming scheme that combines linear and PWM control functions to maximize lamp life, efficiency, and dimming range. The LT1768 can accurately set maximum and minimum lamp currents, detect and protect against lamp failures and overvoltage start-up conditions, and provide maximum flexibility with a minimum number of external components.
Features
Ultrawide Multimode Dimming Range
Multiple Lamp Capability
Programmable PWM Dimming Range and Frequency
Precision Maximum and Minimum Lamp Currents
No Lamp Flicker Under All Supply and Load Conditions
Open Lamp Detection and Protection
350kHz Switching Frequency
1.5A MOSFET Gate Driver
100mV Current Sense Threshold
5V Reference Voltage Output
16-Lead SSOP Package
Applications
Desktop Flat Panel Displays
Multiple Lamp Displays
Notebook LCD Displays
Point of Sale Terminal Displays
Linear Technology LT1768IGN#PBF technical specifications, attributes, parameters and parts with similar specifications to Linear Technology LT1768IGN#PBF.
- Factory Lead Time8 Weeks
- Lifecycle StatusPRODUCTION (Last Updated: 3 months ago)
- Mounting TypeSurface Mount
- Package / Case16-SSOP (0.154, 3.90mm Width)
- Surface MountYES
- Number of Pins16
- Operating Temperature-40°C~125°C
- PackagingTube
- Published2003
- JESD-609 Codee3
- Part StatusActive
- Moisture Sensitivity Level (MSL)1 (Unlimited)
- Number of Terminations16
- ECCN CodeEAR99
- Terminal FinishMatte Tin (Sn)
- SubcategorySwitching Regulator or Controllers
- TechnologyCMOS
- Voltage - Supply8V~24V
- Terminal PositionDUAL
- Terminal FormGULL WING
- Peak Reflow Temperature (Cel)260
- Number of Functions1
- Terminal Pitch0.635mm
- Frequency300kHz~410kHz
- Reflow Temperature-Max (s)30
- Base Part NumberLT1768
- Pin Count16
- Number of Outputs1
- Input Voltage-Nom12V
- Power Supplies9/24V
- Operating Supply Current7mA
- Output Current1.5A
- Input Voltage (Min)8V
- Control ModeCURRENT-MODE
- Input Voltage (Max)24V
- Control TechniquePULSE WIDTH MODULATION
- Switcher ConfigurationBOOST
- DimmingYes
- Length4.8895mm
- Width3.899mm
- Radiation HardeningNo
- RoHS StatusROHS3 Compliant
- Lead FreeLead Free
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