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TPA311 MSOP Audio Power Amplifier Evaluation Module Parts List

3-14

Details

3.5

TPA311 MSOP Audio Power Amplifier Evaluation Module Parts List

Table 3–1. TPA311 MSOP EVM Parts List

Ref.

Description

Size

EVM

Qty.

Manufacturer/

Part Number

Vendor Number

C5

Capacitor, 10 

µ

F, 6.3 V

A

1

Panasonic
ECS-TOJY106R

Digi-Key
PCS1106CT-ND

C1, C2,
C3

Capacitor, 1 

µ

F,

+80%/–20%,  nonpolarized

0603

1

Murata
GRM39-Y5V105Z10PT

C4

Capacitor, 5 pF

0603

1

Panasonic
ECU-V1H050CCV

Digi-Key
PCC050CVCT-ND

R1, R2,
R4

Resistor, 20 k

Ω

, 1/16 W, 5%

0603

3

Panasonic
ERJ-3GSYJ203

Digi-Key
P20KGCT-ND

R3

Resistor, 39 k

Ω

, 1/16 W, 5%

0603

1

Panasonic
ERJ-3GSYJ393

Digi-Key
P39KGCT-ND

S1

Switch, momentary

1

Panasonic
P8048SCT-ND

Digi-Key
P8048SCT-ND

Terminal Post Headers

9

Sullins 
PTC36SABN

Digi-Key
S1022-36-ND

U1

IC, TPA311DGN

†

, audio

amplifier, 350 mW, mono

MSOP-8

1

TI
TPA311

PCB1

PCB, TPA311 MSOP EVM

1

† Due to the very small size of the MSOP IC package, the standard part number TPA311 is replaced with the code TIAAB

Note:

All items are SMD except as noted.

Содержание SLOU020A

Страница 1: ...2001 Mixed Signal Products TPA311 MSOP Audio Power Amplifier Evaluation Module User s Guide SLOU020A...

Страница 2: ...esign TI does not warrant or represent that any license either express or implied is granted under any patent right copyright mask work right or other intellectual property right of TI covering or rel...

Страница 3: ...This equipment is intended for use in a laboratory test environment only It generates uses and can radiate radio frequency energy and has not been tested for compliance with the limits of computing de...

Страница 4: ...iv...

Страница 5: ...3 3 3 2 1 TPA311 Audio Amplifier IC 3 4 3 2 2 BTL Operation 3 4 3 2 3 Single Ended Operation 3 5 3 2 4 Module Gain 3 5 3 2 5 Shutdown 3 5 3 3 Using The TPA311 MSOP EVM With The Plug N Play Evaluation...

Страница 6: ...Diagram 3 3 3 4 TPA311 Audio Amplifier IC 3 4 3 5 Platform Signal Routing and Outputs 3 7 3 6 Mute Mode and Polarity Control 3 8 3 7 Typical Headphone Plug 3 11 3 8 TPA311 MSOP EVM Connected for Ster...

Страница 7: ...11 MSOP audio amplifier evaluation module SLOP123 It includes a list of EVM features a brief description of the module illustrated with a pictorial diagram and a list of EVM specifications Topic Page...

Страница 8: ...Evaluation module is designed to simply plug into the platform auto matically making all signal control and power connections J Platform provides flexible power options J Jumpers on the platform sele...

Страница 9: ...ugged into the TI plug n play audio amplifier evaluation platform or to be wired directly into existing circuits and equipment when used stand alone The platform has room for a pair of TPA311 MSOP eva...

Страница 10: ...1 4 Introduction...

Страница 11: ...red directly into existing circuits or equipment The platform switch and jumper settings shown in Table 2 1 are typical for the TPA311 MSOP EVM and will cause the TPA311 IC to switch to single ended o...

Страница 12: ...or both may result Figure 2 1 Quick Start Platform Map 3 Signal Conditioning CAUTION Do not insert or remove EVM boards with power applied ICC JP4 F1 VR1 R1 JP3 JP2 JP1 AC DC J2 VCC J1 D1 D2 D3 D4 J2...

Страница 13: ...VM JP6 JP7 JP8 S2 S3 TPA311 Mode X Hi Note 2 X Notes 1 X Don t care 2 Set S2 to ON when signal conditioning board is installed in U1 set S2 to OFF when no signal conditioning board is installed Power...

Страница 14: ...e standard part number TPA311 is replaced with the code TIAAB Power supply 1 Ensure that all external power sources are set to OFF 2 Connect an external regulated power supply set to 5 V to the module...

Страница 15: ...ion and a parts list for the TPA311 MSOP evaluation module Topic Page 3 1 Precautions 3 2 3 2 The TPA311 MSOP Audio Power Amplifier Evaluation Module 3 3 3 3 Using The TPA311 MSOP EVM With The Plug N...

Страница 16: ...or both may result Figure 3 1 The TI Plug N Play Audio Amplifier Evaluation Platform Signal Conditioning CAUTION Do not insert or remove EVM boards with power applied ICC JP4 F1 VR1 R1 JP3 JP2 JP1 AC...

Страница 17: ...akes all the signal input and output power and control connections to the module The module connection pins are on 0 1 inch centers to allow easy use with standard perf board and plug board based prot...

Страница 18: ...ase with each other for increased power The speaker load is connected directly across VO and VO and neither line is connected to ground BTL operation provides many benefits including quadruple the out...

Страница 19: ...s most other amplifiers exhibits its best distortion and noise performance at lower gain levels see the TPA311 data sheet Even so the TPA311 at its highest gain setting has significantly less distorti...

Страница 20: ...with the proper orientation Evaluation modules are easily removed from the platform by simply prying them up and lifting them out of their sockets Care must be taken however to prevent bending the pi...

Страница 21: ...he signal from the headphone amplifier in socket U5 or the signal from the TPA311 power amplifiers installed in sockets U3 and U4 as determined by the setting of headphone source select switch S3 When...

Страница 22: ...d BTL output mode and the single ended output mode When the mode control input is tied to GND the module operates in the BTL output mode When this input is tied to VDD the module operates in the singl...

Страница 23: ...mper header JP8 on the platform selects the control signal polarity by connecting either the active high or the active low line from the headphone jack to jumper JP6 When JP6 is set to mute use the fo...

Страница 24: ...n be used to supply VDD voltage to the platform and the TPA311 MSOP evaluation modules installed on it The platform is equipped with overvoltage and reverse polarity supply voltage input protection in...

Страница 25: ...eft and right pairs of compression connectors for stripped speaker wires J8 and optionally through a miniature 1 8 stereo phone jack J10 for headphones The audio output lines from the power amplifiers...

Страница 26: ...modules 20 k 20 k for two EVMs 3 4 1 TPA311 MSOP EVM Connected for BTL Output Figure 3 8 TPA311 MSOP EVM Connected for Stereo BTL Output 5 VDC Audio Input Right 5 VDC Audio Input Left External Mute Co...

Страница 27: ...Right 5 VDC Audio Input Left External Mute Control active high GND OUT IN GND Vdd GND U1 R2 Shutdown R3 OUT GND C5 TEXAS INSTRUMENTS SLOP123 TPA311 MSOP EVM C4 C1 C2 R4 SE BTL C3 S1 R1 OUT IN GND Vdd...

Страница 28: ...Capacitor 5 pF 0603 1 Panasonic ECU V1H050CCV Digi Key PCC050CVCT ND R1 R2 R4 Resistor 20 k 1 16 W 5 0603 3 Panasonic ERJ 3GSYJ203 Digi Key P20KGCT ND R3 Resistor 39 k 1 16 W 5 0603 1 Panasonic ERJ 3G...

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