Ordering number: EN1677B
Thick Film Hybrid IC
STK4042XI AF Power Amplifier (Split Power Supply) (80W min, THD = 0.008%)...
Ordering number: EN1677B
Thick Film Hybrid IC
STK4042XI AF Power Amplifier (Split Power Supply) (80W min, THD = 0.008%)
Features
Small-sized package permitting audio sets to be made slimmer. The STK4018XI series are available for output 50W to 80W and are pin-compatible. Facilitates thermal design of slim stereo sets. The use of a current mirror circuit, cascode circuit, pure complementary circuit provides low distortion (0.008% / 100kHz, LPF ON). Possible to design electronic supplementary circuits (pop noise muting at the time of power ON/OFF, load short protector, thermal shutdown)
Package Dimensions
unit: mm
4075
[STK4042XI]
Specifications
Maximum Ratings at Ta = 25°C
Parameter Maximum supply
voltage Thermal resistance Junction temperature Operating substrate temperature Storage temperature Available time for load short-circuit Symbol VCC max θj-c Tj Tc Tstg ts*1 VCC = ±46.5V, RL = 8Ω, f = 50Hz, PO = 80W Conditions Ratings ±67 1.2 150 125 −30 to +125 1 Unit V °C/W °C °C °C s
Recommended Operating Conditions at Ta = 25°C
Parameter Recommended supply
voltage Load resistance Symbol VCC RL Conditions Ratings ±46.5 8 Unit V Ω
SANYO Electric Co., Ltd. Semiconductor Business Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
61297HA (ID) / 8298MO / 4015MY, TS No. 1677—1/5
STK4042XI
Operating Characteristics at Ta = 25°C, VCC = ±46.5V, RL = 8Ω (noninductive load), VG = 40 dB,
Rg = 600Ω, 100kHz-LPFon:
Symbol ICCO PO THD fL, fH r...