DS3988, DS3J, DS3KH2 Selling Leads, Datasheet
MFG:DALLAS Package Cooled:TQFP D/C:06+
DS3988, DS3J, DS3KH2 Datasheet download
Part Number: DS3988
MFG: DALLAS
Package Cooled: TQFP
D/C: 06+
MFG:DALLAS Package Cooled:TQFP D/C:06+
DS3988, DS3J, DS3KH2 Datasheet download
MFG: DALLAS
Package Cooled: TQFP
D/C: 06+
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PDF/DataSheet Download
Datasheet: DS3988
File Size: 102967 KB
Manufacturer: MAXIM
Download : Click here to Download
PDF/DataSheet Download
Datasheet: DS3
File Size: 68288 KB
Manufacturer: Linear
Download : Click here to Download
PDF/DataSheet Download
Datasheet: DS3
File Size: 68288 KB
Manufacturer: Linear
Download : Click here to Download
The DS3988 is an 8-channel controller for cold-cathode fluorescent lamps (CCFLs) used to backlight liquid crystal displays (LCDs) in TV and PC monitor applications. The DS3988 supports configurations of 1 to 8 lamps, and multiple DS3988 controllers can be cascaded to support applications requiring more than 8 lamps.
· High-Density CCFL Controller for LCD TV and PC Monitor Backlights
· Can Be Easily Cascaded to Support More Than 8 Lamps
· Minimal External Components
· Analog Brightness Control
· Per-Channel Lamp Control Ensures Equal Brightness Among Lamps and Maximizes Lamp Life
· Gate Driver Phasing Minimizes DC Supply Current Surges
· Per-Channel Lamp Fault Monitoring for Lamp Open, Lamp Overcurrent, Failure to Strike, and Overvoltage Conditions
· Accurate (±5%) Independent On-Board Oscillators for Lamp Frequency (40kHz to 80kHz) and DPWM Burst Dimming Frequency (22.5Hz to 440Hz)
· Can Be Synchronized to External Sources for the Lamp and DPWM Frequencies
· <10% to 100% Dimming Range
· Programmable Soft-Start Minimizes Audible Transformer Noise
· I2C-Compatible Serial Port and On-Board Nonvolatile (NV) Memory Allow Device Customization
· 8-Byte NV User Memory for Storage of Serial Numbers and Date Codes
· 4.5V to 5.5V Single-Supply Operation
· -40°C to +85°C Temperature Range
· 48-Lead TQFP (7mm x 7mm) Package