TPA2006D1DRBR ,1.45-W Mono Class-D Audio Amplifier with 1.8V Compatible Shutdown Voltage (TPA2006) 8-SON -40 to 85Block Diagram... 114 Revision HistoryNOTE: Page numbers for previous revisions may differ from page ..
TPA2006D1DRBRG4 ,1.45-W Mono Class-D Audio Amplifier with 1.8V Compatible Shutdown Voltage (TPA2006) 8-SON -40 to 85Features like 88% efficiency, –75-dB PSRR,• Capable of Driving animproved RF-rectification immunity ..
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TPA2006D1DRBR-TPA2006D1DRBRG4
1.45-W Mono Class-D Audio Amplifier with 1.8V Compatible Shutdown Voltage (TPA2006) 8-SON -40 to 85
PWM H-IN-
Bridge
VO+
VO-
Internal
Oscillator CS
To Battery
VDD
GND
Bias
Circuitry
Differential
Input
TPA2006D1
IN+Ideal for Wirelessor and PDAs Maximum Battery Life and Minimum Heat Efficiency Withan 8-Ω Speaker:
3 Description– 88%at 400 mW The TPA2006D1 deviceisa 1.45-W high efficiency– 80%at 100 mW filter-free class-D audio power amplifierina3 mm×3 VSON package that requires only three external– 2.8-mA Quiescent Current
components. The SHUTDOWN pinis fully compatible– 0.5-μA Shutdown Current with 1.8-V logic GPIO, such as are used on low-• SHUTDOWN Pin has 1.8-V Compatible power cellular chipsets.Thresholds Features like 88% efficiency, –75-dB PSRR,• Capableof Drivingan improved RF-rectification immunity, and small total8-Ω Speaker (2.5V≤ VDD≤ 5.5V) anda PCB footprint make the TPA2006D1 device ideal for
4-Ω Speaker (2.5V≤ VDD≤ 4.2V) cellular handsets.A fast start-up timeof1 ms with
minimal pop makes the TPA2006D1 device ideal for• Only Three External Components PDA applications.– Optimized PWM Output Stage Eliminates LC cellular handsets, the earpiece, speaker phone,Output Filter
and melody ringer can each be driven by the– Internally Generated 250-kHz Switching TPA2006D1 device. The TPA2006D1 device allowsFrequency Eliminates Capacitor and Resistor independent gain while summing signals from– Improved PSRR (–75 dB) and Wide Supply separate sources, and hasa low 36-μV noise floor,Voltage (2.5Vto 5.5V) Eliminates Need fora A-weighted.
Voltage Regulator The TPA2006D1 device has short-circuit and thermal– Fully Differential Design Reduces RF protection.Rectification and Eliminates Bypass Capacitor
Device Information(1)– Improved CMRR Eliminates Two Input
Coupling Capacitors• Space-Saving3 mmx3 mm VSON Package
(DRB) (1) Forall available packages, see the orderable addendumat
the endofthe datasheet.
Application Circuit
