Quad BTL output with HSD/offset detection, stand-by and mute inputs

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  • Key Features

    • On board 0.35 A high side driver
    • Low external component count:Internally fixed gain (26 dB)No external compensationNo bootstrap capacitors
    • Protections:Output short circuit to gnd, to Vs, across the loadVery inductive loadsOverrating chip temperature with soft thermal limiterOutput DC offset detectionLoad dump voltageFortuitous open gndReversed batteryESD
    • Mute function
    • ST-BY function
    • High output power capability:4 x 50 W/4 Ω max.4 x 30 W/4 Ω @ 14.4 V, 1 kHz, 10 %4 x 80 W/2 Ω max.4 x 55 W/2 Ω @ 14.4V, 1 kHz, 10 %
    • Excellent 2 Ω driving capability
    • MOSFET output power stage
    • Low output noise
    • Automute at min. supply voltage detection
    • Hi-Fi class distortion

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Part Number
Marketing Status
Quantity
Budgetary Price (US$)*
Package
Packing Type
ECCN (US)
Country of Origin
Order from Distributors
Order from ST
TDA7850
Active
1000 4.761 FLEXIWATT FM2 25 Tube EAR99 CHINA Check Availability

Distributor availability ofTDA7850

Distributor Name
Region Stock Min. Order Third party link
RS COMPONENTS EUROPE 446 17 Order Now
ARROW EUROPE 102 0 Order Now
Newark Element14 AMERICA 6 0 Order Now
MOUSER WORLDWIDE 248 1 Order Now
Farnell Element14 EUROPE 14 1 Order Now

Distributor reported inventory date: 2019-05-20

Distributor Name

RS COMPONENTS

Stock

446

Min.Order

17

Region

EUROPE Order Now

ARROW

Stock

102

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

6

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

248

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

14

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-05-20

Buy now
TDA7850H
Active
1000 4.761 FLEXIWATT 25 HB Tube EAR99 CHINA Check Availability

Distributor availability ofTDA7850H

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 42 1 Order Now
AVNET AMERICA 357 0 Order Now

Distributor reported inventory date: 2019-05-20

Distributor Name

DIGIKEY

Stock

42

Min.Order

1

Region

WORLDWIDE Order Now

AVNET

Stock

357

Min.Order

0

Region

AMERICA Order Now

Distributor reported inventory date: 2019-05-20

Buy now

TDA7850

Marketing Status

Active

Quantity

1000

Unit Price (US$)

4.761*

Distributor availability ofTDA7850

Distributor Name
Region Stock Min. Order Third party link
RS COMPONENTS EUROPE 446 17 Order Now
ARROW EUROPE 102 0 Order Now
Newark Element14 AMERICA 6 0 Order Now
MOUSER WORLDWIDE 248 1 Order Now
Farnell Element14 EUROPE 14 1 Order Now

Distributor reported inventory date: 2019-05-20

Distributor Name

RS COMPONENTS

Stock

446

Min.Order

17

Region

EUROPE Order Now

ARROW

Stock

102

Min.Order

0

Region

EUROPE Order Now

Newark Element14

Stock

6

Min.Order

0

Region

AMERICA Order Now

MOUSER

Stock

248

Min.Order

1

Region

WORLDWIDE Order Now

Farnell Element14

Stock

14

Min.Order

1

Region

EUROPE Order Now

Distributor reported inventory date: 2019-05-20

Unit Price (US$)

4.761

Package

FLEXIWATT FM2 25

Packing Type

Tube

ECCN (US)

EAR99

Country of Origin

CHINA

TDA7850H

Marketing Status

Active

Quantity

1000

Unit Price (US$)

4.761*

Distributor availability ofTDA7850H

Distributor Name
Region Stock Min. Order Third party link
DIGIKEY WORLDWIDE 42 1 Order Now
AVNET AMERICA 357 0 Order Now

Distributor reported inventory date: 2019-05-20

Distributor Name

DIGIKEY

Stock

42

Min.Order

1

Region

WORLDWIDE Order Now

AVNET

Stock

357

Min.Order

0

Region

AMERICA Order Now

Distributor reported inventory date: 2019-05-20

Unit Price (US$)

4.761

Package

FLEXIWATT 25 HB

Packing Type

Tube

ECCN (US)

EAR99

Country of Origin

CHINA

(*) Suggested Resale Price per unit (USD) for BUDGETARY USE ONLY. For quotes, prices in local currency, please contact your local ST Sales Office  or our Distributors

00 Files selected for download

Technical Documentation

    • Description Version Size Action
      DS4987
      4 x 50 W MOSFET quad bridge power amplifier
      6.0
      395.19 KB
      PDF
      DS4987

      4 x 50 W MOSFET quad bridge power amplifier

Publications and Collaterals

    • Description Version Size Action
      Intelligent analog power amplifiers 1.0
      715.73 KB
      PDF

      Intelligent analog power amplifiers

    • Description Version Size Action
      Power amplifiers and voltage regulators
      750.29 KB
      PDF

      Power amplifiers and voltage regulators

Part Number Marketing Status Package Grade RoHS Compliance Grade Material Declaration**
TDA7850
Active
FLEXIWATT FM2 25 Automotive Ecopack2
TDA7850H
Active
FLEXIWATT 25 HB Automotive Ecopack2

TDA7850

Package:

FLEXIWATT FM2 25

Material Declaration**:

PDF XML

Marketing Status

Active

Package

FLEXIWATT FM2 25

Grade

Automotive

RoHS Compliance Grade

Ecopack2

TDA7850H

Package:

FLEXIWATT 25 HB

Material Declaration**:

PDF

Marketing Status

Active

Package

FLEXIWATT 25 HB

Grade

Automotive

RoHS Compliance Grade

Ecopack2

(**) The Material Declaration forms available on st.com may be generic documents based on the most commonly used package within a package family. For this reason, they may not be 100% accurate for a specific device. Please contact our sales support for information on specific devices.