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2008-03-14
LC-19LE320, LC-22LE320, LC-26LE320, LC-32LE320, LC-37LE320, LC-42LE320
133
· Televisions
· Consumer Audio Equipment
DESCRIPTION
The TPA3110D2 is a 15-W (per channel) efficient, Class-D audio power amplifier for driving bridged-tied stereo speakers. The TPA3110D2 can drive
stereo speakers as low as 4
Ω
. The high efficiency of the TPA3110D2, 87%, eliminates the need for an external heat sink when playing music.
The gain of the amplifier is controlled by two gain select pins. The gain selections are 20, 26, 32, 36 dB.
The outputs are fully protected against shorts to GND, VCC, and output-to-output shorts with an auto recovery feature and monitor output. Speakers may
be protected by an adjustable power limit circuit. Dc detect is also included to prevent speaker damage.
1.5. U602 (TPA6132A2RTER 25mW QFN-16)
FEATURES
· Patented DirectPath™ Technology Eliminates
Need for DC-Blocking Capacitors
– Outputs Biased at 0 V
– Excellent Low Frequency Fidelity
· Active Click and Pop Suppression
· 2.1 mA Typical Supply Current
· Fully Differential or Single-Ended Inputs
– Built-In Resistors Reduces Component Count
– Improves System Noise Performance
· Constant Maximum Output Power from 2.3 V to 5.5 V Supply
– Simplifies Design to Prevent Acoustic Shock
· Improved RF Noise Immunity
· Microsoft
TM
Windows Vista
TM
Compliant
· High Power Supply Noise Rejection
– 100 dB PSRR at 217 Hz
– 90 dB PSRR at 10 kHz
· Wide Power Supply Range: 2.3 V to 5.5 V
· Gain Settings: –6 dB, 0 dB, 3 dB, and 6 dB
· Short-Circuit and Thermal-Overload Protection
· ±8 kV HBM ESD Protected Outputs
· Small Package Available
– 16-Pin, 3 mm × 3 mm Thin QFN
APPLICATIONS
· Smart Phones / Cellular Phones
· Notebook Computers
· CD / MP3 Players
· Portable Gaming
DESCRIPTION
The TPA6132A2 (sometimes referred to as TPA6132) is a DirectPath™ stereo headphone amplifier that eliminates the need for external dc-blocking
output capacitors. Differential stereo inputs and built-in resistors set the device gain, further reducing external component count. Gain is selectable at –6
dB, 0 dB, 3 dB or 6 dB. The amplifier drives 25 mW into 16
Ω
speakers from a single 2.3 V supply. The TPA6132A2 (TPA6132) provides a constant
maximum output power independent of the supply voltage, thus facilitating the design for prevention of acoustic shock.
The TPA6132A2 (TPA6132) features fully differential inputs to reduce system noise pickup between the audio source and the headphone amplifier. The
high power supply noise rejection performance and differential architecture provides increased RF noise immunity. For single-ended input signals, connect
INL+ and INR+ to ground.
The device has built-in pop suppression circuitry to completely eliminate disturbing pop noise during turn-on and turn-off. The amplifier outputs have short-
circuit and thermal-overload protection along with ±8 kV HBM ESD protection, simplifying end equipment compliance to the IEC 61000-4-2 ESD standard.
The TPA6132A2 (TPA6132) operates from a single 2.3 V to 5.5 V supply with 2.1 mA of typical supply current. Shutdown mode reduces supply current to
less than 1 mA.
Содержание LC-19LE320
Страница 136: ...LC 19LE320 LC 22LE320 LC 26LE320 LC 32LE320 LC 37LE320 LC 42LE320 136 Notebook Subnotebook and Palmtop Computers ...
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Страница 145: ...2008 03 14 LC 19LE320 LC 22LE320 LC 26LE320 LC 32LE320 LC 37LE320 LC 42LE320 145 Pin configuration ...
Страница 147: ...2008 03 14 LC 19LE320 LC 22LE320 LC 26LE320 LC 32LE320 LC 37LE320 LC 42LE320 147 Pin configuration ...
Страница 159: ...2008 03 14 LC 19LE320 LC 22LE320 LC 26LE320 LC 32LE320 LC 37LE320 LC 42LE320 159 MAIN UNIT Side B ...
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Страница 163: ...2008 03 14 LC 19LE320 LC 22LE320 LC 26LE320 LC 32LE320 LC 37LE320 LC 42LE320 163 POWER UNIT Side B ...
Страница 165: ...2008 03 14 LC 19LE320 LC 22LE320 LC 26LE320 LC 32LE320 LC 37LE320 LC 42LE320 165 POWER UNIT Side B ...
Страница 167: ...2008 03 14 LC 19LE320 LC 22LE320 LC 26LE320 LC 32LE320 LC 37LE320 LC 42LE320 167 POWER UNIT Side B ...
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Страница 172: ...LC 19LE320 LC 22LE320 LC 26LE320 LC 32LE320 LC 37LE320 LC 42LE320 172 5 MEMC UNIT PRINTED WIRING BOARD MEMC UNIT Side A ...
Страница 173: ...2008 03 14 LC 19LE320 LC 22LE320 LC 26LE320 LC 32LE320 LC 37LE320 LC 42LE320 173 MEMC UNIT Side B ...
Страница 311: ...2008 03 14 LC 19LE320 LC 22LE320 LC 26LE320 LC 32LE320 LC 37LE320 LC 42LE320 311 2 CABINET PARTS LC 19LE320 ...
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Страница 323: ...2008 03 14 LC 19LE320 LC 22LE320 LC 26LE320 LC 32LE320 LC 37LE320 LC 42LE320 323 3 SUPPLIED ACCESSOORIES ...
Страница 324: ...LC 19LE320 LC 22LE320 LC 26LE320 LC 32LE320 LC 37LE320 LC 42LE320 324 4 19 PACKING PARTS ...
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