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8.2

Parts List

www.ti.com

Design Documentation

The bill of materials (BOM) for the DRV602EVM2 is listed in

Table 9

.

Table 9. Bill of Materials

Qty

Part Reference

Description

Manufacturer

Mfr Part No

1

R19

1.0 k

/ 100mW / 5% / 0603 Thick Film

Yageo

RC0603JR-071KL

Resistor

2

R13, R14

100 k

/ 100mW / 5% / 0603 Thick Film

Yageo

RC0603JR-07100KL

Resistor

2

R11, R12

33 k

/ 100mW / 5% / 0603 Thick Film

Yageo

RC0603JR-0733KL

Resistor

2

R17, R18

4.7

/ 100mW / 5% / 0603 Thick Film

Yageo

RC0603JR-074R7L

Resistor

2

R15, R16

68 k

/ 100 mW / 5% / 0603 Thick Film

Yageo

RC0603JR-0768KL

Resistor

5

C13, C14, C17, C18, C19

Ceramic 1

µ

F / 16V / 20% X7R 0805

BC Components

0805B105M160NT

Capacitor

2

C1,5 C16

Ceramic 100 nF / 16V / 20% X7R 0603

Vishay

VJ0603Y104MXJ

Capacitor

6

C23, C24, C25, C26, C27,

Ceramic 15 pF / 50V / 10% NP0 0603

BC Components

0603N150K500NT

C28

Capacitor

3

C20, C21, C22

Ceramic 150 pF / 50V / 10% NP0 0603

BC Components

0603N151K500NT

Capacitor

2

C11, C12

Electrolytic 10

µ

F / 16V / 20% Aluminium

Panasonic

ECA1CM100

2mm ø5mm

1

D11

Light Emitting Green Green LED (0603)

Toshiba

TLGU1008

1

U11

DRV602 / DirectPath(TM) Diff Audio Line

Texas Instruments

DRV602PW

Driver w. adjustable gain.

1

U13

TPS3825-33 / 3.3-V Supply Voltage

Texas Instruments

TPS3825-33DBVT

Supervisor (SOP5-DBV)

1

U12

TLV1117-33C / 3.3-V/800-mA Positive

Texas Instruments

TLV1117-33CDCYR

Voltage Regulator (SOT4-DCY)

1

J15

2 pins / 1 row / 2,54 mm Pitch Vertical Male

Molex

22-27-2021

Friction lock Pin Header

4

J11, J12, J13, J14

Horizontal Female with Switch Coax Phono

Chunfeng

RJ843-4W

socket

1

SW11

Switch DPDT PCB Mount Switch

NKK-Nikkai

G-22-AP

1

PCB11

A851-PCB-001_1.00 / DRV602EVM2

Printline

A851-PCB-

Printed Circuit Board (ver. 2.00)

001(2.00)

SLOU248A – December 2008 – Revised January 2009

DRV602EVM2

13

Submit Documentation Feedback

Summary of Contents for DRV602EVM2

Page 1: ...mentation from Texas Instruments 12 8 Design Documentation 12 List of Figures 1 DRV602EVM2 Functional Block Diagram 3 2 Power Up Down Sequence 4 3 Second Order Active Low Pass Filter 5 4 Differential...

Page 2: ...lectrostatic discharge ESD protection The DRV602 also has built in shutdown control for pop free on off control Using the DRV602 in audio product applications can reduce component counts considerably...

Page 3: ...s section describes the DRV602EVM2 board with regard to the power supply and system interfaces It provides information about handling and unpacking the DRV602EVM2 absolute operating conditions and a d...

Page 4: ...s given in Table 2 may cause permanent damage to your hardware For minimum click and pop interference during device power on and power off the DRV602 Enable pin pin 5 should be held low primarily beca...

Page 5: ...is also possible with the DRV602 the EVM is configured as a 40 kHz second order active Butterworth filter to accomplish this filtering using an MFB Multiple Feed Back topology Furthermore the DRV602...

Page 6: ...capacitance and inductance from the PCB layout can affect the phase margin Therefore we recommend adding CX The single ended input second order filter described in Section 4 3 can easily be extended t...

Page 7: ...key parametric areas Table 4 through Table 7 summarize the EVM specifications Note All electrical and audio specifications are typical values Table 4 General Test Conditions 1 General Test Conditions...

Page 8: ...015 20 Hz to 20 kHz Noise limited THD N 100 k 2 VRMS 0 050 20 Hz to 20 kHz Dynamic range 102 dB Ref 3 VRMS A weighted AES17 filter Noise voltage 18 VRMS A weighted AES17 filter DC offset 5 mV No sign...

Page 9: ...dB 0 5 10 15 20 25 Frequency kHz www ti com DRV602EVM2 Performance Figure 6 illustrates characteristic performance for THD N versus frequency Figure 6 THD N versus Frequency For the FFT plot shown in...

Page 10: ...5 0 5 10 15 20 25 30 35 40 dB dB DRV602EVM2 Performance www ti com Figure 8 illustrates the channel separation The output signal and the reference voltage are both 2 VRMS while the load is 2 5 k Figur...

Page 11: ...nted in a time domain domain For Figure 10 the power supply is applied and then the shutdown signal is released The shutdown signal triggers the measuring system Figure 10 Pop Click Enable As with Sec...

Page 12: ...INPUT Output RIGHT INPUT GND J15 Header 1 2 EN GND SW11 Switch 1 3 6 4 5 2 AMP ON OFF Power GND 3 3V C20 150pF 2 1 GND U13 TPS3825 33 RESET 1 GND 2 RESET 3 MR 4 VDD 5 GND D11 Green R19 330R 1 2 GND U1...

Page 13: ...BC Components 0603N150K500NT C28 Capacitor 3 C20 C21 C22 Ceramic 150 pF 50V 10 NP0 0603 BC Components 0603N151K500NT Capacitor 2 C11 C12 Electrolytic 10 F 16V 20 Aluminium Panasonic ECA1CM100 2mm 5mm...

Page 14: ...plating of holes 25 m Minimum hole diameter 0 3 mm Silkscreen component side White remove silkscreen from solder and pre tinned areas Silkscreen solder side None Soldermask component side Green Solde...

Page 15: ...d layout are illustrated in Figure 14 Figure 15 and Figure 16 respectively Note Board layouts are not to scale These figures are intended to show how the board is laid out they are not intended to be...

Page 16: ...Design Documentation www ti com Figure 15 DRV602EVM2 PCB Top Layer Figure 16 DRV602EVM2 PCB Bottom Layer 16 DRV602EVM2 SLOU248A December 2008 Revised January 2009 Submit Documentation Feedback...

Page 17: ...duct This notice contains important safety information about temperatures and voltages For additional information on TI s environmental and or safety programs please contact the TI application enginee...

Page 18: ...ce TI is not responsible or liable for any such statements TI products are not authorized for use in safety critical applications such as life support where a failure of the TI product would reasonabl...

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