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TPA721DGNR

Texas Instruments TPA721DGNR

OPA251UA/2K5G4

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TPA3245D2DDV

Texas Instruments TPA3245D2DDV

Price $0.64 $0.99 $0.77
RoHS Compliant Compliant Compliant Compliant Yes Yes Yes Yes Y Compliant
Lead Status No No No No Yes Yes Yes Yes Y Yes
Input Type Analog Input Analog
Package Group MSOP-PowerPAD,SOIC SOIC MSOP-PowerPAD,SOIC MSOP-PowerPAD,SOIC MSOP-PowerPAD,SOIC MSOP-PowerPAD,SOIC MSOP-PowerPAD,SOIC SOIC HTSSOP
Operating Temperature Range(C) -40 to 85 -40 to 85 -40 to 85 -40 to 85 -40 to 85 -40 to 85 0 to 70
Rating Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog
Speaker Amp Type Class-AB Class-AB Class-AB Class-AB
Speaker Channels Mono
Package Size(mm2=WxL) [pf]8MSOP-PowerPAD[/pf] [pf]44HTSSOP[/pf]
Output Power(W) 0.7 0.35 0.35 0.7 0.7 0.7
Approx. Price (US$) 0.38 | 1ku 1.15 | 1ku 0.33 | 1ku 0.33 | 1ku 0.58 | 1ku 0.58 | 1ku 0.58 | 1ku 1.15 | 1ku
Supply Min(Min)(Volt) 2.5
Supply Max(Max)(Volt) 5.5
PSRR(dB) 85 85 85 85 85 85
Offset Drift(Typ)(uV/C) 0.6 0.6
Architecture Bipolar Class AB Class AB Bipolar CMOS
Vos (Offset Voltage @ 25C)(Max)(mV) 0.25 0.25
Additional Features High Cload Drive High Cload Drive
Iq per channel(Typ)(mA) 0.027 0.7 0.7 1.25 1.25 1.25 0.027
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
Package Size mm2 mm2 mm2 mm2 mm2 mm2 mm2
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
THD + N @ 1 kHz(%) 1 1
Iq(Max)(mA) 1.5 1.5
Shutdown Current (ISD)(uA) 0.15 0.15 0.0015 0.0015 0.0015
Control Interface Hardware Hardware
Analog Supply (V)(Max) 5.5 5.5 5.5 5.5 5.5
Speaker Channels(Max) Mono Mono Mono Mono Mono
Pin/Package 8MSOP-PowerPAD, 8SOIC 8MSOP-PowerPAD, 8SOIC
Analog Supply (V)(Min) 2.5 2.5 2.5 2.5 2.5
Iq(Typ)(mA) 0.7 0.7
Audio Input Type Analog Input Analog Input Analog Input Analog Input Analog Input
Load(Min)(ohms) 8 8
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
Max. Power to Parallel Bridge Tied Load 230
Analog Supply Max [V] 13.2
Closed/Open Loop Closed
Max Speaker Outputs(#) 4
Analog Supply Min [V] 10.8
Max. Power to Bridge Tied Load 150
Min. Supported Bridge Tied Load 3
Min. Supported Parallel Bridge Tied Load 2
Power Stage Supply Max(V) 38