NTE1219 integrated circuit dual audio power amp, 15 w/ch absolute maximum ratings : (t a = +25 c unless otherwise specified) supply voltage (pin7 to pin4 or pin12), v cc 56v . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . available load shorting time (v cc = 39v, p o = 15w, r l = 8 ? , f = 50hz), t s 2sec . . . . . . . . . . . . . . operating case temperature, t c +85 c . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . storage temperature range, t stg ? 30 to +100 c . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . recommended operation ratings : (t a = +25 c unless otherwise specified) recommended supply voltage, v cc 39v . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . load resistance, r l 8 ? . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . operation charactersitics: (t a = +25 c, v cc = 39v, r l = 8 ? , r g = 600 ? , vg = 40db) parameter symbol test conditions min typ max unit quiescent current i cco v cc = 47v 20 60 120 ma output power p o f = 1khz, thd = 1.0% 15 ? ? w f = 30 to 20khz, thd = 1.0% 7.5 ? ? w total harmonic distortion thd f = 1khz, p o = 0.1w ? ? 0.2 % frequency response f p o = 0.1w, ? 3db 20 to 100k hz input resistance r i p o = 0.1w ? 110 ? k ? output noise voltage v no v cc = 47v, r g = 10k ? ? ? 0.8 mv rms note 1. these characteristics are tested using a voltage regulator when not noticed. note 2. output noise v oltage is defined as peak voltage of rms meter indicating average value and does not include pulse ? like noise.
v cc v cc 3.071 (90.7) 2.756 (70.0) .315 (8.0) .100 (2.54) 1.400 (35.56) .025 (.635) .020 (.508) .135 (3.43) dia (2 holes) .866 (22.0) 1.733 (44.0) .492 (12.5) 115 pin connection diagram (front view) feedback gnd gnd feedback feedback gnd 15 14 13 12 input rt ch gnd 11 output rt ch 10 9 8 7 feedback output lt ch 6 5 gnd 4 3 2 input lt ch 1
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