TDA7386 STMicroelectronics, TDA7386 Datasheet

IC AMP AUDIO PWR 45W 25FLEXIWATT

TDA7386

Manufacturer Part Number
TDA7386
Description
IC AMP AUDIO PWR 45W 25FLEXIWATT
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet

Specifications of TDA7386

Output Type
4-Channel (Quad)
Max Output Power X Channels @ Load
45W x 4 @ 4 Ohm
Voltage - Supply
8 V ~ 18 V
Features
Mute, Short-Circuit and Thermal Protection, Standby
Mounting Type
Through Hole
Package / Case
25-Flexiwatt (bent and staggered leads)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
497-2175-5

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Features
Protections
Table 1.
November 2008
High output power capability:
4 x 45W/4Ω max.
4 x 28W/4Ω @ 14.4V, 1KHz, 10%
4 x 24W/4Ω @ 13.2V, 1KHz, 10%
Low distortion
Low output noise
Standby function
Mute function
Automute at min. supply voltage detection
Low external component count:
– Internally fixed gain (26dB)
– No external compensation
– No bootstrap capacitors
Output short circuit to GND, to V
load
Very inductive loads
Overrating chip temperature with soft thermal
limiter
Order code
Device summary
TDA7386
S
, across the
4 x 45 W quad bridge car radio amplifier
Flexiwatt25
Package
Rev 4
Description
The TDA7386 is an AB class audio power
amplifier, packaged in Flexiwatt 25 and designed
for high end car radio applications.
Based on a fully complementary PNP/NPN
configuration, the TDA7386 allows a rail to rail
output voltage swing with no need of bootstrap
capacitors. The extremely reduced boundary
components count allows very compact sets.
Load dump voltage
Fortuitous open GND
Reversed battery
ESD
Flexiwatt25
Packing
Tube
TDA7386
www.st.com
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Related parts for TDA7386

TDA7386 Summary of contents

Page 1

... Flexiwatt 25 and designed for high end car radio applications. , across the S Based on a fully complementary PNP/NPN configuration, the TDA7386 allows a rail to rail output voltage swing with no need of bootstrap capacitors. The extremely reduced boundary components count allows very compact sets. Package ...

Page 2

... Electrical specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.1 Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.2 Thermal data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.3 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 2.4 PCB and component layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 2.5 Electrical characteristics curves . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 3 Application hints . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 3.1 SVR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 3.2 Input stage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 3.3 Standby and muting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 4 Package information . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 5 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 2/14 TDA7386 ...

Page 3

... TDA7386 List of tables Table 1. Device summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 Table 2. Absolute maximum ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Table 3. Thermal data Table 4. Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 Table 5. Document revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13 List of tables 3/14 ...

Page 4

... Max. output power vs. supply voltage Figure 10. Distortion vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 11. Distortion vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9 Figure 12. Supply voltage rejection vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 13. Crosstalk vs. frequency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 14. Output noise vs. source resistance Figure 15. Power dissipation and efficiency vs. output power . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10 Figure 16. Flexiwatt25 mechanical data and package dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . 12 4/14 TDA7386 ...

Page 5

... TDA7386 1 Block and pin connection diagrams Figure 1. Block diagram ST-BY MUTE IN1 0.1µF IN2 0.1µF IN3 0.1µF IN4 0.1µF Figure 2. Pin connection (top view) 1 Vcc1 Vcc2 AC-GND SVR TAB 0.47µF 47µF Block and pin connection diagrams 2200µ ...

Page 6

... Play Mode THD = 10 13.2V S THD = 0.8 13.2V S THD = 10 14. 14.4V S Value 4.5 5.5 80 – 105 150 – 150 Value max °C; Refer to the test and application Min. Typ. Max. 190 350 ±80 ± ± 16 TDA7386 Unit °C °C °C Unit °C/W Unit ...

Page 7

... TDA7386 Table 4. Electrical characteristics (continued 14 kHz diagram, unless otherwise specified. Symbol Parameter THD Distortion e Output noise No SVR Supply voltage rejection f High cut-off frequency ch R Input impedance i C Cross talk T Standby current I SB consumption I Standby pin current pin4 Standby out threshold V SB out ...

Page 8

... Electrical specifications 2.4 PCB and component layout Referred to the circuit of Figure 4. Components and top copper layer Figure 5. Bottom copper layer 8/14 Figure 3. TDA7386 ...

Page 9

... TDA7386 2.5 Electrical characteristics curves Figure 6. Quiescent current vs. supply voltage Figure 8. Output power vs. supply voltage Figure 10. Distortion vs. output power Electrical specifications Figure 7. Quiescent output voltage vs. supply voltage Figure 9. Max. output power vs. supply voltage Figure 11. Distortion vs. frequency 9/14 ...

Page 10

... Electrical specifications Figure 12. Supply voltage rejection vs. frequency Figure 14. Output noise vs. source resistance 10/14 Figure 13. Crosstalk vs. frequency Figure 15. Power dissipation and efficiency vs. output power TDA7386 ...

Page 11

... To conveniently serve both needs, ITS MINIMUM RECOMMENDED VALUE IS 10μF. 3.2 Input stage The TDA7386’s inputs are ground-compatible and can stand very high input signals (±8Vpk) without any performances degradation. If the standard value for the input capacitors (0.1μF) is adopted, the low frequency cut-off will amount ...

Page 12

... Pin OUTLINE AND MECHANICAL DATA Flexiwatt25 (vertical FLEX25ME 7034862 TDA7386 ® ...

Page 13

... TDA7386 5 Revision history Table 5. Document revision history Date 24-Nov-2001 20-Dec-2007 29-Oct-2008 19-Nov-2008 Revision 1 Initial release. Document reformatted. Modified the Features on page 2 Modified the Figure 1 Updated the Table 4: Electrical 3 Updated the Table 3: Thermal data on page 4 Update the Table 2: Absolute maximum ratings on page ...

Page 14

... Australia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of America 14/14 Please Read Carefully: © 2008 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com TDA7386 ...

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