TDA75616LV-48X View Datasheet(PDF) - STMicroelectronics

Part Name

Description

Manufacturer

TDA75616LV-48X

4 x 45 W power amplifier with full I2C diagnostics, SSR and low voltage operation

STMicroelectronics 

TDA75616LV

List of figures

List of figures

Figure 1.

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Figure 25.

Block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Application circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6

Pins connection diagram (top of view) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7

ITU R-ARM frequency response, weighting filter for transient pop. . . . . . . . . . . . . . . . . . . 13

Turn-on diagnostic: working principle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14

SVR and output behavior (Case 1: without turn-on diagnostic) . . . . . . . . . . . . . . . . . . . . . 14

SVR and output pin behavior (Case 2: with turn-on diagnostic) . . . . . . . . . . . . . . . . . . . . . 15

Short circuit detection thresholds . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Load detection thresholds - high gain setting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Load detection threshold - low gain setting. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15

Restart timing without diagnostic enable (permanent) - Each 1 mS time,

a sampling of the fault is done . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Restart timing with diagnostic enable (permanent). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16

Current detection high: load impedance |Z| vs. output peak voltage . . . . . . . . . . . . . . . . . 18

Current detection low: load impedance |Z| vs. output peak voltage . . . . . . . . . . . . . . . . . . 18

Power on sequence with a detected offset lower than 2 V . . . . . . . . . . . . . . . . . . . . . . . . . 19

Power on sequence with a detected offset higher than 2 V . . . . . . . . . . . . . . . . . . . . . . . . 20

Thermal foldback diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 22

Worst case battery cranking curve sample 1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Worst case battery cranking curve sample 2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 23

Upwards fast battery transitions diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 24

Inputs impedance matching circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25

Data validity on the I2C bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Timing diagram on the I2C bus . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Acknowledge on the I2C bus. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 27

Flexiwatt27 (vertical) mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . . 34

DocID025642 Rev 4

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