100mW STEREO HEADPHONE AMPLIFIER WITH STANDBY MODE
TS486 TS487
100mW STEREO HEADPHONE AMPLIFIER WITH STANDBY MODE
s OPERATING FROM Vcc=2V to 5.5V s STANDBY MODE ACTIVE LOW...
Description
TS486 TS487
100mW STEREO HEADPHONE AMPLIFIER WITH STANDBY MODE
s OPERATING FROM Vcc=2V to 5.5V s STANDBY MODE ACTIVE LOW (TS486) or s OUTPUT POWER: 102mW @5V, 38mW
HIGH (TS487) @3.3V into 16Ω with 0.1% THD+N max (1kHz) PIN CONNECTIONS (top view)
TS486IDT: SO8, TS486IST, TS486-1IST, TS486-2IST, TS486-4IST: MiniSO8
s LOW CURRENT CONSUMPTION: 2.5mA max s High Signal-to-Noise ratio: 103dB(A) at 5V s High Crosstalk immunity: 83dB (F=1kHz) s PSRR: 58 dB (F=1kHz), inputs grounded s ON/OFF click reduction circuitry s Unity-Gain Stable s SHORT CIRCUIT LIMITATION s Available in SO8, MiniSO8 & DFN 3x3mm
DESCRIPTION The TS486/7 is a dual audio power amplifier capable of driving, in single-ended mode, either a 16 or a 32Ω stereo headset. Capable of descending to low voltages, it delivers up to 90mW per channel (into 16Ω loads) of continuous average power with 0.3% THD+N in the audio bandwitdth from a 5V power supply. An externally-controlled standby mode reduces the supply current to 10nA (typ.). The unity gain stable TS486/7 can be configured by external gain-setting resistors or used in a fixed gain version. APPLICATIONS
OUT (1) VIN (1) BYPASS GND
1 2 3 4
8 7 6 5
VCC OUT (2) VIN (2) SHUTDOWN
TS486-IQT, TS486-1IQT, TS486-2IQT, TS486-4IQT: DFN8
OUT
(1)
1 2 3 4
8 7 6 5
Vcc OUT (2) VIN (2) SHUTDOWN
VIN (1) BYPASS GND
TS487IDT: SO8, TS487IST, TS487-1IST, TS487-2IST, TS487-4IST: MiniSO8
s Headphone Amplifier s Mobile phone, PDA, computer motherboard s High end TV, portable audio...
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