TDA7372B STMicroelectronics, TDA7372B Datasheet

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TDA7372B

Manufacturer Part Number
TDA7372B
Description
IC AMP AUDIO PWR 10W MULTIWATT15
Manufacturer
STMicroelectronics
Type
Class ABr
Datasheet

Specifications of TDA7372B

Output Type
4-Channel (Quad)
Max Output Power X Channels @ Load
10W x 4 @ 2 Ohm
Voltage - Supply
8 V ~ 18 V
Features
Depop, Mute, Short-Circuit and Thermal Protection, Standby
Mounting Type
Through Hole
Package / Case
Multiwatt-15 (Vertical, Bent and Staggered Leads)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
TDA7372B
Manufacturer:
ST
0
Part Number:
TDA7372B
Manufacturer:
ST
Quantity:
20 000
PROTECTIONS:
BLOCK DIAGRAM
September 2003
HIGH POWER CAPABILITY:
4x6W min/4 @14.4V, 1KHz, 10%
4x10W typ/2 @14.4V, 1KHz, 10%
MINIMUM EXTERNAL COMPONENT COUNT
- INTERNALLY FIXED GAIN (40dB)
- NO BOOTSTRAP CAPACITORS
- NO EXTERNAL COMPENSATION
ST-BY FUNCTION (CMOS COMPATIBLE)
MUTE FUNCTION (CMOS COMPATIBLE)
NO AUDIBLE POP DURING MUTE/ST-BY
OPERATIONS
LOW SUPPLY SELF MUTING
PROGRAMMABLE TURN ON DELAY
AC OUTPUT SHORT CIRCUIT TO GND
DC OUTPUT SHORT CIRCUIT TO GND AND
TO V
SOFT THERMAL LIMITER
OVERRATING CHIP TEMPERATURE
LOAD DUMP VOLTAGE
S
AT POWER ON
®
4 x 6W POWER AMPLIFIER FOR CAR RADIO
DESCRIPTION
The TDA7372B is a new technology class AB quad
channels Audio Power Amplifier in Multiwatt15
package designed for car radio applications.
Thanks to the fully complementary PNP/NPN out-
put configuration the TDA7372B delivers a rail to
rail voltage swing with no need of boostrap capacitors.
FORTUITOUS OPEN GND
REVERSE BATTERY
ESD PROTECTION
ORDERING NUMBER: TDA7372B
MULTIWATT15
TDA7372B
1/10

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TDA7372B Summary of contents

Page 1

... ORDERING NUMBER: TDA7372B FORTUITOUS OPEN GND REVERSE BATTERY ESD PROTECTION DESCRIPTION The TDA7372B is a new technology class AB quad channels Audio Power Amplifier in Multiwatt15 package designed for car radio applications. Thanks to the fully complementary PNP/NPN out- put configuration the TDA7372B delivers a rail to rail voltage swing with no need of boostrap capacitors ...

Page 2

... TDA7372B PIN CONNECTION (Top view) ABSOLUTE MAXIMUM RATINGS Symbol V DC Supply Voltage S V Operating Supply Voltage OP V Peak Supply Voltage (t = 50ms) PEAK I Output Peak Current (not rep 100 Output Peak Current (rep. f > 10Hz Power Dissipation (T tot Storage and Junction Temperature ...

Page 3

... R S Test Condition THD = 10% L each channel THD = 10% L each channel 0 1kHz 10kHz -3dB 100Hz g Vpin7 = 1.5V Play mode; Vpin7 = 5V Output Under Short (Max driving current under fault) TDA7372B = 25°C, L amb Min. Typ. Max. Unit 150 0.08 0 KHz ...

Page 4

... TDA7372B TEST AND APPLICATION CIRCUIT If high source resistance is present (e.g. passive audio controls) it might be necessary to add C = 470pF from each input pin to S-GND to prevent instability phenomena. Figure 1: P.C. Board and components layout of the Test and Application Circuit (1:1 scale) 4/ C13 ...

Page 5

... Figure 2: Quiescent Drain Current vs. Supply Voltage Figure 4: Output Power vs Supply Voltage Figure 6: Distortion vs. Output Power Figure 3: Output Power vs. Supply Voltage Figure 5: Output power vs. Frequency vs.C Value Figure 7: Distortion vs. Output Power TDA7372B OUT 5/10 ...

Page 6

... TDA7372B Figure 8: Distortion vs. Frequency Figure 10: Cross-Talk vs. Frequency Figure 12: Total Power Dissipation and Efficiency P (W) tot 6/10 Figure 9: Distortion vs. Frequency Figure 11: Supply Voltage Rejection vs. Frequency Figure 13: Total Power Dissipation and Efficiency P (W) tot P tot vs. Output Power P tot ...

Page 7

... Figure 14: TDA7317 + 7372 Application Circuit. TDA7372B 7/10 ...

Page 8

... TDA7372B FUNCTIONAL DESCRIPTION Function The TDA7372B is a quad channel single package audio power amplifier intended to reduce the mismatch in the electrical characteristics among the four different channels and to consistently GENERAL drop the external component count. It contains four non inverting stages whose gain is internally fixed to 40dB ...

Page 9

... TYP. MAX. MECHANICAL DATA 0.197 0.104 0.063 0.039 0.022 0.030 0.050 0.060 0.700 0.710 0.795 0.874 0.886 0.870 0.886 0.713 0.689 0.699 0.421 0.429 0.114 0.179 0.191 0.200 0.218 0.102 0.102 0.152 TDA7372B OUTLINE AND Multiwatt15 V 9/10 ...

Page 10

... TDA7372B Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subject to change without notice ...

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