FEATURES
SHORT CIRCUIT PROTECTION THERMAL OVERLOAD PROTECTION DESCRIPTION
PDIP20 (14+3+3) ORDERING NUMBER: TDA7480 Figure 1: Test and Application Circuit. +5V R1 10K R2 7K ST-BY MUTE -VCC (Pin 17) R3 30K ST-BY/ MUTE IN1 C2 0.33µF C4 4.7nF C3 1nF 8 FEEDCAP 12 N.C. 7,13 VCC POW 16 +VCC C5 100nF C6 100nF VCC SIGN 14 6 C7 2200µF C1 2.2 µF BOOT C11 100nF OUT C12 560pF R5 150Ω L1 60µH IN1 11 + PRE + PWM 4 C14 470nF 8Ω BOOTDIODE SGN-GND 5 10 9 FREQ C8 270pF R4 12KΩ RF C9 100nF -VCC C10 2200µF 1,2,3,18,19,20 -VCC 17 -VCC 15 VREG C15 100nF D96AU536E -VCC September 1998 1/10 TDA7480 ABSOLUTE MAXIMUM RATINGS
Symbol VCC Tstg, Tj VFREQ Top ESD DC Supply Voltage Storage and Junction Temperature Maximum Voltage Across VFREQ (Pin 9) Operating Temperature Range Maximum ESD on Pins Parameter Value ±20 –40 to 150 8 -20 to 70 ±1.8 Unit V °C V °C kV PIN CONNECTION (Top view) Rth with "on board" Square Heatsink vs. copper area. -VCC -VCC -VCC -VCC +VCC POW VREG +VCC SIGN N.C. STBY/MUTE IN -VCC -VCC -VCC OUT BOOTDIODE BOOT N.C.
STMicroelectronics
