AN5766

ICs for TV AN5765 CRT heater voltage control IC s Overview The AN5765 is an IC for CRT heater voltage control. The incorporation of 4 values of heater voltage changeover output circuit, 5 V power supply and reset circuit for microcomputer, and the adoption of SIP 7-pin package with fin can realize the rationalization and power saving of the set. (4.20) 0.60 (17.10) 15.30±0.20 (3.80) (3.80) φ3.60±0.10 (6.40) Unit: mm 1.20±0.10 R1.80 2.80±0.10 12.50±0.10 7.70±0.20 1 (1.00) (7.80) s Features Incorporating 4 values changeover output circuit Incorporating 5 V constant voltage output Incorporating reset function Incorporating current protection and thermal protection circuit (0.83) 2.54 0.60 7 (0.30) 1.45±0.20 22.00±0.30 1.80±0.20 0.35 +0.10 –0.05 3.50±0.30 ±0.10 (1.20) s Applications CRT monitors 16.90±0.30 HSIP007-P-0000 s Block Diagram Regulator voltage Thermal protect Switch Regulator voltage Reset 1 4 5 6 2 3 Heater output GND Reset output SW input VCC 5V 7 1 AN5765 s Pin Descriptions Pin No. 1 2 3 4 5 6 7 VCC SW input Regulator output (5 V) GND Reset output Capacitor for delay Heater output Description ICs for TV Note) Fin has the same potential as GND s Absolute Maximum Ratings Parameter Supply voltage Supply current Power dissipation *2 *1 Symbol VCC ICC PD Topr Tstg Rating 12.0 2 000 1 400 −20 to +75 −55 to +150 Unit V mA mW °C °C Operating ambient temperature Storage temperature *1 Note) *1: Except for the operating am...