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SPEAKER DRIVER. IS31AP4915 Datasheet

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SPEAKER DRIVER. IS31AP4915 Datasheet






IS31AP4915 DRIVER. Datasheet pdf. Equivalent




IS31AP4915 DRIVER. Datasheet pdf. Equivalent





Part

IS31AP4915

Description

20VP-P CHARGE PUMP CERAMIC SPEAKER DRIVER



Feature


IS31AP4915 20VP-P CHARGE PUMP CERAMIC SP EAKER DRIVER September 2012 GENERAL DES CRIPTION The IS31AP4915 features a mono power amplifier with an integrated cha rge-pump power supply specifically desi gned to drive the high capacitance of a ceramic loudspeaker. The IS31AP4915 ma ximizes battery life by offering high p erformance efficiency. The IS31AP4915 i s ideally suited t.
Manufacture

ISSI

Datasheet
Download IS31AP4915 Datasheet


ISSI IS31AP4915

IS31AP4915; o deliver the high output-voltage swing required to drive ceramic/piezoelectric speakers. The device utilizes comprehe nsive click-and-pop suppression and shu tdown control. The IS31AP4915 is fully specified over the -40°C to +85°C ext ended temperature range and is availabl e in small lead-free 16-pin QFN (4mm × 4mm) packages. FEATURES Integrate d charge-pump power s.


ISSI IS31AP4915

upply - no inductor required Thermal pro tection Pop reduction circuitry 20VP-P voltage swing into piezoelectric speake r QFN-16, 4mm × 4mm APPLICATIONS CD/MP3 players Smart phones Cellular p hones PDAs Handheld gaming TYPICAL APP LICATION CIRCUIT 220pF 200K http://www .DataSheet4U.net/ 33nF 5K OUT + IN S VDD PVDD FB 10K 10K 10ohm 2.5 - 5.5V 1 uF SHUTDOWN SD .


ISSI IS31AP4915

OUT C1N 100K SGND PGND SVSS PVSS 10ohm C1P 10 uF 10 uF Figure 1 Typical A pplication Circuit Integrated Silicon Solution, Inc. – www.issi.com Rev.B, 09/11/2012 1 datasheet pdf - http://w ww.DataSheet4U.net/ IS31AP4915 PIN CON FIGURATION Package Pin Configuration (T op View) 14 SGND 16 PVDD 13 NC 12 IN 11 SD 10 FB 9 OUT+ SVDD 8 15 SD 6 SVSS C 1P PGND 1 2 3 4 QF.

Part

IS31AP4915

Description

20VP-P CHARGE PUMP CERAMIC SPEAKER DRIVER



Feature


IS31AP4915 20VP-P CHARGE PUMP CERAMIC SP EAKER DRIVER September 2012 GENERAL DES CRIPTION The IS31AP4915 features a mono power amplifier with an integrated cha rge-pump power supply specifically desi gned to drive the high capacitance of a ceramic loudspeaker. The IS31AP4915 ma ximizes battery life by offering high p erformance efficiency. The IS31AP4915 i s ideally suited t.
Manufacture

ISSI

Datasheet
Download IS31AP4915 Datasheet




 IS31AP4915
IS31AP4915
20VP-P CHARGE PUMP CERAMIC SPEAKER DRIVER
September 2012
GENERAL DESCRIPTION
The IS31AP4915 features a mono power amplifier
with an integrated charge-pump power supply
specifically designed to drive the high capacitance of
a ceramic loudspeaker.
The IS31AP4915 maximizes battery life by offering
high performance efficiency.
The IS31AP4915 is ideally suited to deliver the high
output-voltage swing required to drive
ceramic/piezoelectric speakers.
The device utilizes comprehensive click-and-pop
suppression and shutdown control. The IS31AP4915
is fully specified over the -40°C to +85°C extended
temperature range and is available in small lead-free
16-pin QFN (4mm × 4mm) packages.
FEATURES
Integrated charge-pump power supply - no
inductor required
Thermal protection
Pop reduction circuitry
20VP-P voltage swing into piezoelectric speaker
QFN-16, 4mm × 4mm
APPLICATIONS
CD/MP3 players
Smart phones
Cellular phones
PDAs
Handheld gaming
TYPICAL APPLICATION CIRCUIT
220pF
200K
33nF 5K
2.5 - 5.5V
1 uF
http://www.DataSheet4U.net/
IN
SVDD
PVDD
SHUTDOWN
100K
SD
SGND
PGND
OUT +
FB
OUT -
SVSS
PVSS
10ohm
10K
10K
10ohm
10 uF
10 uF
Figure 1 Typical Application Circuit
Integrated Silicon Solution, Inc. – www.issi.com
Rev.B, 09/11/2012
1
datasheet pdf - http://www.DataSheet4U.net/




 IS31AP4915
IS31AP4915
PIN CONFIGURATION
Package
Pin Configuration (Top View)
QFN-16
C1P 1
PGND 2
C1N 3
PVSS 4
12 IN
11 SD
10 FB
9 OUT+
PIN DESCRIPTION
No. Pin
1
2
3
4
5, 13
6
7
8
9
10
11, 15
12
14
16
C1P
PGND
C1N
PVSS
NC
SVSS
OUT-
SVDD
OUT+
FB
______
SD
IN
SGND
PVDD
Thermal Pad
Description
Charge pump flying capacitor positive terminal.
Power ground, connect to ground.
Charge pump flying capacitor negative terminal.
Output from charge pump.
No connection.
Amplifier negative supply, connect to PVSS.http://www.DataSheet4U.net/
Negative output signal.
Amplifier positive supply, connect to PVDD.
Positive output signal.
Feed back.
Shutdown, active low logic.
Audio input signal.
Signal ground, connect to ground.
Charge pump supply voltage, connect to positive supply.
Connect to GND.
Copyright © 2012 Integrated Silicon Solution, Inc. All rights reserved. ISSI reserves the right to make changes to this specification and its products at any 
time without notice. ISSI assumes no liability arising out of the application or use of any information, products or services described herein. Customers are 
advised to obtain the latest version of this device specification before relying on any published information and before placing orders for products. 
Integrated Silicon Solution, Inc. does not recommend the use of any of its products in life support applications where the failure or malfunction of the 
product can reasonably be expected to cause failure of the life support system or to significantly affect its safety or effectiveness. Products are not 
authorized for use in such applications unless Integrated Silicon Solution, Inc. receives written assurance to its satisfaction, that: 
a.) the risk of injury or damage has been minimized; 
b.) the user assume all such risks; and 
c.) potential liability of Integrated Silicon Solution, Inc is adequately protected under the circumstances
Integrated Silicon Solution, Inc. – www.issi.com
Rev.B, 09/11/2012
2
datasheet pdf - http://www.DataSheet4U.net/




 IS31AP4915
IS31AP4915
ORDERING INFORMATION
Industrial Range: -40°C to +85°C
Order Part No.
Package
IS31AP4915-QFLS2-TR
QFN-16, Lead-free
QTY/Reel
3000
http://www.DataSheet4U.net/
Integrated Silicon Solution, Inc. – www.issi.com
Rev.B, 09/11/2012
3
datasheet pdf - http://www.DataSheet4U.net/



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