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Texas Instruments TPA751

PTPA3221DDV

Texas Instruments PTPA3221DDV

TPS3851H18EDRBT

Texas Instruments TPS3851H18EDRBT

TPS3851H50EDRBR

Texas Instruments TPS3851H50EDRBR

TPA3244DDW

Texas Instruments TPA3244DDW

TPA3245DDV

Texas Instruments TPA3245DDV

TPA3245DDVR

Texas Instruments TPA3245DDVR

TPA721D

Texas Instruments TPA721D

OPA251UA/2K5

Texas Instruments OPA251UA/2K5

TPS3851G50EDRBT

Texas Instruments TPS3851G50EDRBT

Price $1.00 $5.79 $2.11
RoHS Not Compliant Yes Yes Compliant Compliant Compliant Yes Yes Compliant
Lead Status See ti.com Yes Yes No No No Yes Yes Yes
Power to Parallel Bridge Tied Load(Max)(W) 230 160 230 230
Operating Temperature Range(C) -40 to 85 -40 to 125 -40 to 125 0 to 70 0 to 70 0 to 70 -40 to 85 -40 to 85 -40 to 125
Power to Bridge Tied Load(Max)(W) 145 100 150 150
Control Interface Hardware Hardware
SNR(dB) 108
Power Stage Supply(Max)(V) 30 38 31.5 31.5
Output Power(W) 100 100 0.7
THD + N @ 1 kHz(%) 0.03 0.005 0.005 0.005
Power Stage Supply(Min)(V) 7 12 12 12
Audio Input Type Analog Analog Analog Analog Analog Input
Speaker Channels(Max) 2 4 4 4 Mono
Reset Threshold Accuracy(%) 0.8 0.8 0.8
Output Driver Type / Reset Output Active-low,Open-drain Active-low,Open-drain Active-low,Open-drain
Time Delay(ms) 200 200 200
VCC(Max)(V) 6.5 6.5 6.5
Special Features Active Low Enable,Manual Reset,Watchdog Disable,Watchdog Timer Active Low Enable,Manual Reset,Watchdog Disable,Watchdog Timer Active Low Enable,Manual Reset,Watchdog Disable,Watchdog Timer
Watchdog Timer WDI(sec) Programmable Programmable Programmable
Rating Catalog Catalog Catalog Catalog Catalog Catalog Catalog Catalog
Threshold Voltage 1(Typ)(V) 1.67,1.73,2.32,2.4,2.79,2.88,3.07,3.17,4.65,4.8 1.67,1.73,2.32,2.4,2.79,2.88,3.07,3.17,4.65,4.8 1.67,1.73,2.32,2.4,2.79,2.88,3.07,3.17,4.65,4.8
# of Supplies Monitored 1 1 1
Package Group SON SON HTSSOP HTSSOP HTSSOP MSOP-PowerPAD,SOIC SOIC SON
Iq(Typ)(uA) 10 10 10
VCC(Min)(V) 1.6 1.6 1.6
Package Size mm2 mm2 mm2 mm2 mm2 mm2 mm2 mm2
Approx. Price (US$) 0.65 | 1ku 0.65 | 1ku 3.10 | 1ku 3.15 | 1ku 3.15 | 1ku 0.38 | 1ku 1.15 | 1ku 0.65 | 1ku
Monitored Voltage 2 (typ)(Nom)(V) N/A N/A N/A
Threshold Voltage 2 (typ)(Typ)(V) N/A N/A N/A
Monitored Voltage 1 (typ)(Nom)(V) 1.8,2.5,3,3.3,5 1.8,2.5,3,3.3,5 1.8,2.5,3,3.3,5
Supported Bridge Tied Load(Min)(Ohms) 3 3 3
Analog Supply (V)(Min) 10.8 10.8 10.8 2.5
Supported Parallel Bridge Tied Load(Min)(Ohms) 2 2 2
Analog Supply (V)(Max) 13.2 13.2 13.2 5.5
Closed/Open Loop Closed Closed Closed
Shutdown Current (ISD)(uA) 7
Speaker Amp Type Class-AB
PSRR(dB) 85
Iq per channel(Typ)(mA) 1.25 0.027
Offset Drift(Typ)(uV/C) 0.6
Architecture Bipolar
Vos (Offset Voltage @ 25C)(Max)(mV) 0.25
Additional Features High Cload Drive
Iq per channel(Max)(mA) 0.038
CMRR(Min)(dB) 100
Input Bias Current(Max)(pA) 20000
CMRR(Typ)(dB) 124
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