BA5970FP Rohm, BA5970FP Datasheet

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BA5970FP

Manufacturer Part Number
BA5970FP
Description
4-channel BTL driver for CD player and CD-ROM
Manufacturer
Rohm
Datasheet

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Part Number
Manufacturer
Quantity
Price
Part Number:
BA5970FP
Manufacturer:
ROHM/罗姆
Quantity:
20 000
Part Number:
BA5970FP-E2
Manufacturer:
ROHM
Quantity:
961
Part Number:
BA5970FP-E2
Manufacturer:
ROHM/罗姆
Quantity:
20 000
The BA5970FP is a 4-channel BTL driver developed to drive CD player motors and actuators. The driver input stage
contains an operational amplifier, supports a variety of input formats, and allows simple configuration of a filter.
FApplications
CD players, CD-ROM
FFeatures
1) 4-channel BTL driver.
2) Wide dynamic range (4V when PREV
3) Internal thermal shutdown circuit.
4) Driver gain is adjustable with externally connected
FAbsolute maximum ratings (Ta = 25_C)
FRecommended operating conditions (Ta = 25_C)
4-channel BTL driver for CD players
and CD-ROMs
BA5970FP
Optical disc ICs
POWV
resistor.
CC
= 5V, and R
L
= 8 ).
CC
= 8V,
5) Independent power supplies PREV
6) Independent mute pins for channels 1 and 2 and
7) Perfect for compact applications with the use of the
channels 1 and 2), and POWV
4), and low voltage operation for a highly efficient
drive.
channels 3 and 4.
HSOP28-pin power package.
CC
(for channels 3 and
CC
, POWV
CC
653
(for

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BA5970FP Summary of contents

Page 1

... Optical disc ICs 4-channel BTL driver for CD players and CD-ROMs BA5970FP The BA5970FP is a 4-channel BTL driver developed to drive CD player motors and actuators. The driver input stage contains an operational amplifier, supports a variety of input formats, and allows simple configuration of a filter. FApplications CD players, CD-ROM FFeatures 1) 4-channel BTL driver ...

Page 2

... Optical disc ICs FBlock diagram FPin descriptions 654 BA5970FP ...

Page 3

... Optical disc ICs FInput / output circuits BA5970FP 655 ...

Page 4

... Optical disc ICs FElectrical characteristics (unless otherwise noted 25_C, PREV FPOWV 2 = 8V, BIAS = 2.5V 656 BA5970FP = 8V, POWV ...

Page 5

... Optical disc ICs FMeasurement circuit BA5970FP 657 ...

Page 6

... Optical disc ICs FMeasurement circuit switch table (1) Driver block (OPB ! OPRL ! 1) (2) Pre-stage operational amplifier block (VN1 = VM2 = 0V OFF) 658 BA5970FP ...

Page 7

... Optical disc ICs FApplication example BA5970FP 659 ...

Page 8

... Optical disc ICs FOperation notes (1) The BA5970FP contains a thermal shutdown cir- cuit. When the chip temperature reaches 175_C (Typ.), the output current is muted. If the chip temperature then drops below 150_C (Typ.), then the mute is released. (2) By having the mute pin voltage pulled up to 2.0V or greater, you can mute the output current ...

Page 9

... Optical disc ICs FExternal dimensions (Units: mm) BA5970FP 661 ...

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