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OPA251UA

Texas Instruments OPA251UA

TPA301DGN

Texas Instruments TPA301DGN

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TPA311DRG4

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PTAS3251DKQ

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TPA3245D2DDV

Texas Instruments TPA3245D2DDV

TPA3245D2DDVR

Texas Instruments TPA3245D2DDVR

TPS3851G33EDRBT

Texas Instruments TPS3851G33EDRBT

Price $2.61 $0.92 $0.70 $1.25
RoHS Yes Yes Compliant Yes Compliant Compliant See ti.com Compliant Not Compliant Compliant
Lead Status Yes Yes Yes Yes No No See ti.com Yes No Yes
Offset Drift(Typ)(uV/C) 0.6
Architecture Bipolar Class AB Class AB Class-D,Smart Amp
Vos (Offset Voltage @ 25C)(Max)(mV) 0.25
Additional Features High Cload Drive
Rating Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog
Iq per channel(Typ)(mA) 0.027 0.7 0.7 1.25
Iq per channel(Max)(mA) 0.038
Operating Temperature Range(C) -40 to 85 -40 to 85 0 to 70 0 to 70 0 to 70 -40 to 125
CMRR(Min)(dB) 100
Approx. Price (US$) 1.15 | 1ku 0.33 | 1ku 0.33 | 1ku 0.38 | 1ku 5.95 | 1ku 0.65 | 1ku
Package Group SOIC MSOP-PowerPAD,SOIC MSOP-PowerPAD,SOIC MSOP-PowerPAD,SOIC HTSSOP HTSSOP SON
Input Bias Current(Max)(pA) 20000
CMRR(Typ)(dB) 124
Package Size mm2 mm2 mm2 mm2 mm2
Slew Rate(Typ)(V/us) 0.01
Output Current(Typ)(mA) 24
GBW(Typ)(MHz) 0.035
Vn at 1kHz(Typ)(nV/rtHz) 45
Total Supply Voltage(Min)(+5V=5, +/-5V=10) 2.7
Number of Channels(#) 1
Total Supply Voltage(Max)(+5V=5, +/-5V=10) 36
Rail-to-Rail In to V-,Out
THD + N @ 1 kHz(%) 1 1 0.01
Output Power(W) 0.35 0.35 0.7 175
Iq(Max)(mA) 1.5 1.5
Shutdown Current (ISD)(uA) 0.15 0.15 7
Control Interface Hardware Hardware Hardware
Analog Supply (V)(Max) 5.5 5.5 5.5 13.2
PSRR(dB) 85 85 85 60
Speaker Channels(Max) Mono Mono Mono Stereo
Pin/Package 8MSOP-PowerPAD, 8SOIC 8MSOP-PowerPAD, 8SOIC
Analog Supply (V)(Min) 2.5 2.5 2.5 10.8
Iq(Typ)(mA) 0.7 0.7
Audio Input Type Analog Input Analog Input Analog Input Digital Input
Load(Min)(ohms) 8 8 1
Speaker Amp Type Class-AB
Sampling Rate(Max)(kHz) 96
SNR(dB) 108
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 Closed Closed
Max. Power to Parallel Bridge Tied Load 230 230
Analog Supply Max [V] 13.2 13.2
Max Speaker Outputs(#) 4 4
Package Size(mm2=WxL) [pf]44HTSSOP[/pf] [pf]44HTSSOP[/pf]
Analog Supply Min [V] 10.8 10.8
Max. Power to Bridge Tied Load 150 150
Min. Supported Bridge Tied Load 3 3
Input Type Analog Analog
Min. Supported Parallel Bridge Tied Load 2 2
Power Stage Supply Max(V) 38 38
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