TDA7575B STMicroelectronics, TDA7575B Datasheet - Page 4

• Manufacturer Part Number: TDA7575B
• Description: IC AMP DUAL BRIDGE FLEXIWATT27
• Manufacturer: STMicroelectronics
• Type: Class ABr

Specifications of TDA7575B

• Output Type: 1-Channel (Mono) or 2-Channel (Stereo)
• Max Output Power X Channels @ Load: 150W x 1 @ 1 Ohm; 75W x 2 @ 2 Ohm
• Voltage - Supply: 8 V ~ 18 V
• Features: Differential Inputs, I²C, Mute, Short-Circuit and Thermal Protection, Standby
• Mounting Type: Through Hole
• Package / Case: 27-Flexiwatt (bent and staggered leads)
• Operational Class: Class-AB
• Audio Amplifier Output Configuration: 1-Channel Mono/2-Channel Stereo
• Output Power (typ): 150x1@1Ohm/75x2@2OhmW
• Audio Amplifier Function: Speaker
• Input Offset Voltage: 45@14.4VmV
• Total Harmonic Distortion: 0.02@4Ohm@30W%
• Single Supply Voltage (typ): 9/12/15V
• Dual Supply Voltage (typ): Not RequiredV
• Power Supply Requirement: Single
• Power Dissipation: 86W
• Rail/rail I/o Type: No
• Single Supply Voltage (min): 8V
• Single Supply Voltage (max): 18V
• Dual Supply Voltage (min): Not RequiredV
• Dual Supply Voltage (max): Not RequiredV
• Operating Temp Range: -55C to 150C
• Operating Temperature Classification: Military
• Mounting: Through Hole
• Pin Count: 27
• Package Type: FLEXIWATT(Vertical)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

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Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Pins connection diagram (top view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5
Quiescent drain current vs. supply voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Output power vs. supply voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Output power vs. supply voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Output power vs. supply voltage. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Distortion vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Distortion vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Distortion vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Distortion vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Distortion vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Distortion vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Distortion vs. output voltage (LD mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Cross talk vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Cross talk vs. frequency (LD mode) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
CMRRR vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Output attenuation vs. supply voltage (vs. dependent muting) . . . . . . . . . . . . . . . . . . . . . . 13
Output attenuation vs. mute pin voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Power dissipation vs. output power (4Ω - SINE). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Power dissipation vs. output power (2Ω - SINE). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
Power dissipation vs. average output power (Audio program simulation, 4Ω) . . . . . . . . . . 14
Power dissipation vs. average output power (Audio program simulation, 2Ω) . . . . . . . . . . 14
ITU R-ARM frequency response, weighting filter for transient pop. . . . . . . . . . . . . . . . . . . 14
Application circuit (TDA7575B) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Application circuit (TDA7575BPD) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
Data validity on the I2C bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Timing diagram on the I2C bus. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Timing acknowledge clock pulse . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Turn-on diagnostic: working principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23
SVR and output behavior - case 1: without turn-on diagnostic . . . . . . . . . . . . . . . . . . . . . . 23
SVR and output pin behavior - case 2: with turn-on diagnostic . . . . . . . . . . . . . . . . . . . . . 24
Short circuit detection thresholds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Load detection thresholds - high gain setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Load detection thresholds - high gain setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24
Restart timing without diagnostic enable (permanent) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Restart timing with diagnostic enable (permanent). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Current detection high: load impedance |Z| vs. output peak voltage . . . . . . . . . . . . . . . . . 27
Current detection low: load impedance |Z| vs. output peak voltage . . . . . . . . . . . . . . . . . . 27
PowerSO36 (slug up) mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . 29
Flexiwatt27 (vertical) mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . . 30
Doc ID 14103 Rev 2
TDA7575B