Interpion semiconductor DIT8545
DIT8545 is an advanced LCD backlight inverter control IC based on the piezo-ceramic transformer. The new control scheme employing the variable fr equency and duty control achieves the very high efficiency over 90%.| Part No. | DIT8545 |
|---|---|
| Datasheet | DIT8545 Download |
| Manufacturer |  Interpion semiconductor |
| Description | Ceratrans Driver |
| Buy | Stock & Price |
FEATURES
- Soft start function - Programmable Operating Frequency - Analog Dimming Control Function - Burst Dimming Control - ON/OFF Control Function - Open Lamp Protection - 10SSOP Package ORDER INFORMATION Device DIT8545 Package 10SSOP-225 Operating Temp -25 OC ~ +85 OC BLOCK DIAGRAM CT VCC UVLO 1 RT CT RT 10 OUT 2 EI VFVCO Driver 9 GND TONCT L 3 Error Amp 8 Bandgap Reference Bias Generator Latch EO ON/OFF 4 TONCTL 7 PROT 5 6 Aug. 2002 -1- DIT8545 Ceratrans Driver for LCD Backlight PIN CONNECTIONS VCC 10 OUT 9 GND 8 ON/OFF 7 PROT 6 DIT8545 1 CT 2 RT 3 EI 4 EO 5 TONCTL PIN DESCRIPTIONS NO 1 2 3 4 5 6 7 8 9 10 SYMBOL CT RT EI EO TONCTL PROT ON/OFF GND OUT VCC I/O I I I O I I I ODESCRIPTION
TIMING CAPACITOR CONNECTION TIMING RESISTOR CONNECTION ERROR AMPLIFIER INPUT ERROR AMPLIFIER OUTPUT SWITCH ON TIME CONTROL INPUT OPEN LAMP PROTECTION INPUT ON/OFF CONTROL INPUT GROUND OUTPUT SUPPLY VOLTAGE INPUT Aug. 2002 -2- DIT8545 Ceratrans Driver for LCD BacklightABSOLUTE MAXIMUM RATINGS
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