Chapter 5

This chapter describes the EVM hardware. It includes the EVM parts list, and printed circuit board layout.

Table 5−1. THS4503EVM Bill of Materials

 

 

SMD

Reference

PCB

Manufacturer’s

Distributor’s

Item

Description

Size

Designator

Qty.

Part Number

Part Number

 

 

 

 

 

 

 

1

CAP, 6.8 µF, tanatalum,

D

C8, C11

2

(AVX)

(Garrett)

 

35 V, 10%

 

 

 

TAJD685K035R

TAJD685K035R

 

 

 

 

 

 

 

2

CAP, 0.1 µF, ceramic,

0508

C9, C12

2

(AVX)

(Garrett)

 

X7R, 16 V

 

 

 

0508YC104KAT2A

0508YC104KAT2A

 

 

 

 

 

 

 

3

Open

0805

C3, C4, C5, C6,

6

 

 

 

 

 

C7, C10

 

 

 

 

 

 

 

 

 

 

4

Open

1206

C13, C14

2

 

 

 

 

 

 

 

 

 

5

Open

0805

R11, R12, R13,

6

 

 

 

 

 

R14, R15, R16

 

 

 

 

 

 

 

 

 

 

6

Resistor, 0 Ω, 1/8 W

0805

C1, C2, R6, R7

4

(Phycomp)

(Garrett)

 

 

 

 

 

9C08052A0R00JLHFT

9C08052A0R00JLHFT

 

 

 

 

 

 

 

7

Resistor, 280 Ω, 1/8 W,

0805

R10

1

(Phycomp)

(Garrett)

 

1%

 

 

 

9C08052A2800FKHFT

9C08052A2800FKHFT

 

 

 

 

 

 

 

8

Resistor, 340 Ω, 1/8 W,

0805

R8, R9

2

(Phycomp)

(Garrett)

 

1%

 

 

 

9C08052A3400FKHFT

9C08052A3400FKHFT

 

 

 

 

 

 

 

9

Resistor, 374 Ω, 1/8 W,

0805

R2

1

(Phycomp)

(Garrett)

 

1%

 

 

 

9C08052A3740FKHFT

9C08052A3740FKHFT

 

 

 

 

 

 

 

10

Resistor, 392 Ω, 1/8 W,

0805

R4, R5

2

(Phycomp)

(Garrett)

 

1%

 

 

 

9C08052A3920FKHFT

9C08052A3920FKHFT

 

 

 

 

 

 

 

11

Resistor, 402 Ω, 1/8 W,

0805

R3

1

(Phycomp)

(Garrett)

 

1%

 

 

 

9C08052A4020FKHFT

9C08052A4020FKHFT

 

 

 

 

 

 

 

12

Resistor, 0 Ω, 1/4 W

1206

R17

1

(Phycomp)

(Garrett)

 

 

 

 

 

9C12063A0R00JLHFT

9C12063A0R00JLHFT

 

 

 

 

 

 

 

13

Resistor, 56.2 Ω, 1/4 W,

1206

R1

1

(Phycomp)

(Garrett)

 

1%

 

 

 

9C12063A56R2FKRFT

9C12063A56R2FKRFT

 

 

 

 

 

 

 

14

Transformer, 4:1

CD542

T1

1

(Mini-Circuits)

(Mini-Circuits)

 

 

 

 

 

ADT4−1WT

ADT4−1WT

 

 

 

 

 

 

 

15

Test points (black)

 

TP3, TP4, TP5

3

(Keystone)

(Allied)

 

 

 

 

 

5001

839−3601

 

 

 

 

 

 

 

16

Test points (red)

 

TP1, TP2

2

(Keystone)

(Allied)

 

 

 

 

 

5000

839−3600

 

 

 

 

 

 

 

EVM Hardware Description

5-1

Page 25
Image 25
Texas Instruments manual 1. THS4503EVM Bill of Materials

THS4503EVM specifications

The Texas Instruments THS4503EVM is a high-performance evaluation module designed to showcase the capabilities of the THS4503, a high-speed voltage feedback amplifier. This EVM is ideal for engineers and designers looking to evaluate the performance characteristics of this amplifier in real-world applications, including video signal processing, data acquisition systems, and RF applications.

One of the main features of the THS4503EVM is its exceptional bandwidth performance. The THS4503 amplifier boasts a wide bandwidth that extends up to 1 GHz, making it suitable for applications where high frequency signals need to be processed with minimal distortion. The high slew rate of 3000 V/µs allows for rapid signal changes, ensuring that fast transients are accurately captured without significant overshoot or ringing.

The design of the THS4503EVM also incorporates a low noise characteristic, making it an excellent choice for sensitive applications where signal integrity is paramount. The EVM's Input Voltage Noise Density is remarkably low, contributing to cleaner signal amplification and making it a valuable tool for testing low-level signals.

Another significant characteristic of the THS4503EVM is its flexibility in configuration. The evaluation module is equipped with connectors that allow users to quickly set up various input and output configurations. This provides engineers with the ability to easily test a wide range of operating conditions, including voltage gain settings, power supply configurations, and load conditions, all ideal for diverse application scenarios.

Furthermore, the THS4503EVM supports both single and dual power supply options, accommodating various system designs. It can operate on a supply voltage range from ±2.5 V to ±5 V, allowing users to tailor the functionality of the amplifier to their specific power requirements.

In terms of technology, the THS4503 integrates precision feedback circuitry and advanced manufacturing techniques, ensuring minimal drift and excellent linearity. The module is designed for simplicity and user-friendliness, with comprehensive documentation and application information available from Texas Instruments, aiding users in achieving optimal performance.

In summary, the Texas Instruments THS4503EVM is a powerful evaluation tool for the THS4503 amplifier, featuring high bandwidth, low noise, flexible configuration options, and robust support for various supply voltages. Its capabilities make it an invaluable resource for engineers working across a wide range of high-speed signal applications.