AA4005 Class audio power amplifier which deliver 2.7W into speakers wi

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AA4005 Class audio power amplifier which deliver 2.7W into speakers wi

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Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 General Description
AA4005 Class audio power amplifier which deliver 2.7W into speakers with 5.0V power supply THD+N less than 10%. designed specially Notebook portable media player applications. AA4005 features stereo full differential input sets stereo Single-Ended audio input. There different gain settings mode 6dB, 10dB, 15.6dB 21.6dB, changed setting GAIN0, GAIN1 pins. AA4005 available TSSOP-20 (EDP) package.
Output Power, THD+N=10% 1.5W Mode Speaker 2.3W Mode Speaker 2.7W Mode Speaker Supply Voltage Range: 3.0V 5.5V Selectable Internal Fixed Gain Setups Stereo Full Differential Input Power Consumption Shutdown Mode 100µA Typical Excellent Click/POP Noise Suppression Thermal Shutdown Protection
Applications
Notebook Portable Media Player
TSSOP-20
Figure Package Type AA4005
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Configuration
Package (TSSOP-20(EDP))
GAIN0 GAIN1 OUTL+ LINPVDD RIN+ OUTLLIN+ BYPASS
SHUTDOWN OUTR+ RINVDD PVDD OUTRGND
Figure Configuration AA4005 (Top View)
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Description
Number
Name
Gain0 Gain1 OUTL+ LINPVDD RIN+ OUTLLIN+ BYPASS OUTRVDD RINOUTR+ SHUTDOWN
Function
Ground reference, better connect with thermal pad. Internal gain setup table-1 below. Internal gain setup table-1 below. Left channel positive output Left channel negative input Power supply output stage Right channel positive input differential input, ground Single-ended input. Left channel negative output Left channel positive input differential input, ground Single-ended input Internal reference voltage pin, connect 1.0µF ceramic capacitor connected Right channel negative output Power supply analog circuit Right channel negative input Right channel positive output Shutdown mode select, Shutdown enable Shutdown disable, normal work
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Table-1, Gain vs.Gain0, Gain1 Logic level
GAIN0
GAIN1
Gain
10dB 15.6dB 21.6dB
Ordering Information
AA4005
Circuit Type Package TSSOP-20(EDP
Lead Free Tape Reel
Package TSSOP-20(EDP)
Part Number
Temperature Range 85oC Lead Free AA4005GTR-E1
Marking Lead Free AA4005G
Packing Type Tape Reel
Semiconductor's Pb-free products, designated with "E1" suffix part number, RoHS compliant.
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Absolute Maximum Ratings (Note
Parameter Power Supply Voltage Input Voltage Power Dissipation (Note Thermal Resistance Operating Junction Temperature (Machine Mode) (Human Body Mode) Storage Temperature Range Lead Temperature (Soldering, Seconds) TSTG TLEAD Symbol Value -0.3 VDD+0.3 Internally limited (Note 2000
oC/W
Unit
Note Stresses greater than those listed under "Absolute Maximum Ratings" cause permanent damage device. These stress ratings only, functional operation device these other conditions beyond those indicated under "Recommended Operating Conditions" implied. Exposure "Absolute Maximum Ratings" extended periods affect device reliability. Note maximum power dissipation must derated elevated temperatures dictated TJMAX, ambient temperature maximum allowable power dissipation PDMAX (TJMAX-TA)/JA. AA4005, TJMAX 150oC, typical junction-to-ambient thermal resistance TSSOP-20 (EDP) package found Absolute Maximum Ratings section. Note Chip soldered 60mm2 copper (top side solder mask) 1oz. with vias.
Recommended Operating Conditions
Parameter Input Voltage Operating Ambient Temperature Range Symbol Unit
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Electrical Characteristics
VDD=5.0V, Gain=6dB, TA=25oC, f=1kHz, 22kHz pass filter, unless otherwise specified. Parameter Quiescent Current Shutdown Current SHUTDOWN Thermal Shutdown Temperature Hysteresis Temp Window Output Offset Voltage VIN=0, load THD+N=1%, RL=3, THD+N=10%, RL=3, Output Power THD+N=1%, RL=4, THD+N=10%, RL=4, THD+N=1%, RL=8 THD+N=10%, RL=8W Total Harmonic Distortion Plus Noise Signal Noise Ratio Cross Talk Power Supply Rejection Ration Output Noise THD+N XTALK PSRR PO=1W, RL=4W PO=1W, RL=4 f=1kHz Cb=1mF, f=1kHz, Vripple=0.2VRMS f=20Hz~20kHz, RL=8 Symbol 0.08 -100 Conditions VIN=0, IO=0 VSHUTDOWN=0 Unit
µVRMS
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Typical Performance Characteristics
Quiescent Current _IDD (mA)
Shutdown Current_ISD (µA)
VIN=0 IOUT=0 VSHUTDOWN=VDD
VIN=0 IOUT=0 VSHUTDOWN=0
Supply Voltage _VDD
Supply Voltage_VDD
Figure Quiescent Current Supply Voltage
Figure Shutdown Current Supply Voltage
f=1kHz RL=4 Gain=6dB LPF=22kHz
THD+N
(VDD=5.5V) (VDD=5.0V) (VDD=3.3V) (VDD=3.0V) THD+N (VDD=3.6V)
VDD=3.0V f=1kHz RL=4 Gain=6dB LPF=22kHz
100m 100m
Output Power
Output Power
Figure THD+N Output Power
Figure THD+N Output Power
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Typical Performance Characteristics (Continued)
VDD=3.0V f=1kHz RL=3
THD+N
THD+N
VDD=3.0V f=1kHz RL=8 Gain=6dB LPF=22kHz
Gain=6dB LPF=22kHz
100m
100m
Output Power
Output Power
Figure THD+N Output Power
Figure THD+N Output Power
VDD=5.0V f=1kHz RL=4
THD+N
VDD=5.0V f=1kHz RL=8 Gain=6dB LPF=22kHz
Gain=6dB LPF=22kHz
THD+N
100m
100m
Output Power
Output Power
Figure THD+N Output Power
Figure THD+N Output Power
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Typical Performance Characteristics (Continued)
VDD=5.0V f=1kHz RL=3
THD+N
VDD=5.0V
THD+N
Gain=6dB LPF=22kHz
f=1kHz RL=4 LPF=22kHz
Gain=21.6dB Gain=15.6dB
Gain=6dB
100m
Gain=10dB
100m
Output Power
Output Power
Figure THD+N Output Power
Figure THD+N Output Power
VDD=5.0V RL=4 Gain=6dB LPF=30kHz
VDD=5.0V RL=4
f=10kHz
Gain=6dB LPF=30kHz
THD+N
f=1kHz
THD+N
PO=0.25W PO=1W
f=20Hz
0.01
0.01
PO=1.5W
100m
Output Power
Frequency (Hz)
Figure THD+N Output Power
Figure THD+N Frequency
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Typical Performance Characteristics (Continued)
VDD=5.0V RL=8
Gain=6dB LPF=30kHz
PO=500mW PO=250mW
VDD=5.0V RL=4, PO=1W
Gain=6dB LPF=30kHz
LPF=80kHz
THD+N
THD+N
LPF=30kHz
0.01
PO=1000W
0.01
Frequency (Hz)
Frequency (Hz)
Figure THD+N Frequency
Figure THD+N Frequency
VDD=5.0V RL=8, PO=1W
Gain0, Gain1=H, VDD=5.0V RL=8, CIN=1.0µF
Gain=6dB LPF=30kHz
Gain (dB)
Gain=15.6dB Gain=21.6dB
THD+N
Gain0, Gain1=H,
Gain0, Gain1=L,
Gain=10dB
0.01
Gain=6dB
Gain0, Gain1=L,
Frequency (Hz) Frequency (Hz)
Figure THD+N Frequency
Figure Gain Frequency
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Typical Performance Characteristics (Continued)
VDD=5.0V Cb=1.0µF, RL=8 Vripple=0.2VRMS Input Ground
VDD=5.0V RL=8, PO=1.0W
Crosstalk (dB)
PSRR (dB)
Right Left
-100
-120
Left Right
-140
Frequency (Hz)
Frequency (Hz)
Figure PSRR Frequency
Figure Crosstalk Frequency
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Typical Application
Cs10µF
PVDD
CIN0.47µF Left
Left Out+
Gain Control
AMP1
Left Out8
CIN0.47µF
AMP2
CIN0.47µF Right
Right Out+
Gain Control
AMP3
Right Out14
CIN0.47µF
Cb1µF
AMP4
BYPASS
SHUTDOWN
VREF
GAIN0 GAIN1
Figure Typical Application AA4005 Single-ended input
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Typical Application (Continued)
Cs10µF
PVDD
CIN0.47µF Left
Left Out+
Gain Control
AMP1
Left Out8
CIN0.47µF Left
AMP2
CIN0.47µF Right
Right Out+
Gain Control
AMP3
Right Out14
CIN0.47µF Right
Cb1µF
AMP4
BYPASS
SHUTDOWN
VREF
GAIN0 GAIN1
Figure Typical Application AA4005 full differential input
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Preliminary Datasheet 2.7W Stereo Audio Power Amplifier with Shutdown, Selectable Gain Setups AA4005 Mechanical Dimensions TSSOP-20(EDP) Unit: mm(inch)
6.400(0.252) 6.600(0.260)
4.100(0.161) 4.300(0.169) EXPOSED 6.200(0.244) 6.600(0.260) 4.300(0.169) 4.500(0.177)
2.900(0.114) 3.100(0.122)
0.000(0.000) INDEX0.750(0.030)Dp 0.850(0.033) 0.100(0.004)
0.650(0.026)TYP
0.100(0.004) 0.190(0.007) 4-10° BOTTOM 0.200(0.008)MIN R0.090(0.004)MIN
0.900(0.035) 1.050(0.041) 0.340(0.013) 0.540(0.021)
1.200(0.047) 0.050(0.002) R0.090(0.004)MIN 0.150(0.006) 0.250(0.010)TYP
0.200(0.008) 0.280(0.011)
0.450(0.018) 0.750(0.030)
1.000(0.039)
Apr. 2008 Rev.
Semiconductor Manufacturing Limited
Semiconductor Manufacturing Limited
http://www.bcdsemi.com
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