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TPA721DG4

Texas Instruments TPA721DG4

PTAS3251DKQ

Texas Instruments PTAS3251DKQ

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TPA311D

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OPA251UA/2K5

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TPA721D

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OPA251UAG4

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TPS3851G33EDRBT

Texas Instruments TPS3851G33EDRBT

Price $0.62 $0.38 $2.11 $1.25
RoHS Compliant See ti.com Y Compliant Compliant Compliant Yes Yes Compliant Compliant
Lead Status No See ti.com Y No No No Yes Yes No Yes
Output Power(W) 0.7 175 0.35 0.7
Shutdown Current (ISD)(uA) 7 0.15 7
Operating Temperature Range(C) -40 to 85 0 to 70 -40 to 85 -40 to 85 -40 to 85 -40 to 125
Rating Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog
Speaker Amp Type Class-AB Class-AB
Analog Supply (V)(Max) 5.5 13.2 5.5 5.5
PSRR(dB) 85 60 85 85
Speaker Channels(Max) Mono Stereo Mono Mono
Analog Supply (V)(Min) 2.5 10.8 2.5 2.5
Package Group MSOP-PowerPAD,SOIC MSOP-PowerPAD,SOIC SOIC MSOP-PowerPAD,SOIC SOIC SON
Approx. Price (US$) 0.38 | 1ku 5.95 | 1ku 0.33 | 1ku 1.15 | 1ku 0.38 | 1ku 1.15 | 1ku 0.65 | 1ku
Package Size mm2 mm2 mm2 mm2 mm2 mm2
Iq per channel(Typ)(mA) 1.25 0.7 0.027 1.25 0.027
Audio Input Type Analog Input Digital Input Analog Input Analog Input
Load(Min)(ohms) 1 8
Control Interface Hardware Hardware
Sampling Rate(Max)(kHz) 96
SNR(dB) 108
Architecture Class-D,Smart Amp CMOS Class AB Bipolar Bipolar
THD + N @ 1 kHz(%) 0.01 1
Sampling Rate(Min)(kHz) 32
Power to Parallel Bridge Tied Load(Max)(W) 350
Power Stage Supply(Max)(V) 38
Power Stage Supply(Min)(V) 12
Closed/Open Loop Closed
CMRR(typ)(dB) 114
Features Zero Crossover
GBW(typ)(MHz) 10
Input bias current(max)(pA) 10
Input common mode headroom (to negative supply)(typ)(V) -0.1
Input common mode headroom (to positive supply)(typ)(V) 0.1
Iout(typ)(A) 0.03
Iq per channel(typ)(mA) 0.65
Number of channels 1
Offset drift(typ)(V/C) 2
Operating temperature range(C) -40
Output swing headroom (to negative supply)(typ)(V) 0.01
Output swing headroom (to positive supply)(typ)(V) -0.01
Package area(mm^2) 8.12
Package size (L x W)(mm) 2.9 x 2.8
Package type SOT-23
Pin count 5
Rail-to-rail In,Out
Slew rate(typ)(V/s) 5
THD + N at 1 kHz(typ)(%) 0.0005
TI functional safety category
TI package name DBV
Total supply voltage (+5 V = 5, 5 V = 10)(max)(V) 5.5
Total supply voltage (+5 V = 5, 5 V = 10)(min)(V) 2.2
Vn at 1 kHz(typ)(nVHz) 10
Vos (offset voltage at 25C)(max)(mV) 0.15
TI.com inventory 231595
Approx. price(US$) .5 | 1ku
Iq(Max)(mA) 1.5
Pin/Package 8MSOP-PowerPAD, 8SOIC
Iq(Typ)(mA) 0.7
Offset Drift(Typ)(uV/C) 0.6 0.6
Vos (Offset Voltage @ 25C)(Max)(mV) 0.25 0.25
Additional Features High Cload Drive High Cload Drive
Iq per channel(Max)(mA) 0.038 0.038
CMRR(Min)(dB) 100 100
Input Bias Current(Max)(pA) 20000 20000
CMRR(Typ)(dB) 124 124
Slew Rate(Typ)(V/us) 0.01 0.01
Output Current(Typ)(mA) 24 24
GBW(Typ)(MHz) 0.035 0.035
Vn at 1kHz(Typ)(nV/rtHz) 45 45
Total Supply Voltage(Min)(+5V=5, +/-5V=10) 2.7 2.7
Number of Channels(#) 1 1
Total Supply Voltage(Max)(+5V=5, +/-5V=10) 36 36
Rail-to-Rail In to V-,Out In to V-,Out
Reset Threshold Accuracy(%) 0.8
Output Driver Type / Reset Output Active-low,Open-drain
Time Delay(ms) 200
VCC(Max)(V) 6.5
Special Features Active Low Enable,Manual Reset,Watchdog Disable,Watchdog Timer
Watchdog Timer WDI(sec) Programmable
Threshold Voltage 1(Typ)(V) 1.67,1.73,2.32,2.4,2.79,2.88,3.07,3.17,4.65,4.8
# of Supplies Monitored 1
Iq(Typ)(uA) 10
VCC(Min)(V) 1.6
Monitored Voltage 2 (typ)(Nom)(V) N/A
Threshold Voltage 2 (typ)(Typ)(V) N/A
Monitored Voltage 1 (typ)(Nom)(V) 1.8,2.5,3,3.3,5