SBOU240 October   2020 OPA455

 

  1.   Trademarks
  2. 1Overview
    1. 1.1 OPA455
    2. 1.2 OPA455EVM
    3. 1.3 Related Documentation
    4. 1.4 Evaluation Module Limitations and Cautions
      1. 1.4.1 High-Voltage Warning
      2. 1.4.2 Electrostatic Discharge Caution
  3. 2Getting Started
    1. 2.1 Power Supplies
    2. 2.2 Jumpers
    3. 2.3 Inputs
    4. 2.4 Outputs
    5. 2.5 Enable or Disable (E/D)
    6. 2.6 Status Flag
      1. 2.6.1 Circuit Protection
  4. 3Application Circuits
    1. 3.1 Improved Howland Current Pump
  5. 4Schematic, PCB Layout, and Bill of Materials
    1. 4.1 EVM Schematic
    2. 4.2 EVM Default Configuration
    3. 4.3 PCB Layout
    4. 4.4 Bill of Materials

4.4 Bill of Materials

Table 4-1 lists the bill of materials (BOM) used for the OPA455EVM.

Table 4-1 OPA455EVM BOM

Designator

Quantity

Description

Part Number(1)

Manufacturer

Notes

PCB

1

Printed Circuit Board

AMPS118A

Any

C1, C4, C11, C15

4

CAP, CERM, 0.1 uF, 450 V, ±10%, X7T, 1206_190

C3216X7T2W104K160AA

TDK

C2, C3, C5, C6

4

CAP, AL, 10 uF, 250 V, ±20%, SMD

ULR2E100MNL1GS

Nichicon

C8

1

CAP, CERM, 0.1 uF, 25 V, ±10%, X7R, 0603

06033C104KAT2A

AVX

D1, D2

2

Diode, TVS, Uni, 78 V, 126 Vc, SMC

5.0SMDJ78A

Littelfuse

D3, D4

2

Diode, Ultrafast, 400 V, 1 A, SMB

MURS140-13-F

Diodes Inc.

H1, H2, H3, H4

4

MACHINE SCREW PAN PHILLIPS 4-40

9900

Keystone

H5, H6, H7, H8

4

2203

Keystone

J1, J2, J11

3

Terminal Block, 2x1, 6.35mm, Green, TH

1714955

Phoenix Contact

J3, J4, J5, J7, J10, J12

6

Header, 2.54mm, 3x1, Tin, TH

68001-403HLF

FCI

J6, J8, J9

3

BNC Low Profile Elbow Jack, Gold, R/A, TH

5-1634513-1

TE Connectivity

R1, R8, R13

3

RES, 0, 5%, 0.1 W, 0603

RC0603JR-070RL

Yageo

R2, R3

2

RES, 100 k, 1%, 0.1 W, AEC-Q200 Grade 0, 0603

CRCW0603100KFKEA

Vishay-Dale

R4

1

RES, 10.0 k, 0.1%, 0.1 W, 0603

RG1608P-103-B-T5

Susumu Co Ltd

R6, R7

2

RES, 0, 5%, 1 W, 2512

RC6432J000CS

Samsung

SH-J1, SH-J2, SH-J3, SH-J4, SH-J5, SH-J6

6

Shunt, 100mil, Gold plated, Black

881545-2

TE Connectivity

TP1, TP2, TP3, TP4, TP5, TP6, TP9, TP10, TP11, TP12, TP13, TP14, TP15, TP16

14

Test Point, Compact, SMT

5016

Keystone

U1

1

High-Voltage (150-V), High-Current (30-mA) Operational Amplifier

OPA455IDDAR

Texas Instruments

OPA455IDDA

C7

0

CAP, CERM, 0.1 uF, 25 V, ±10%, X7R, 0603

06033C104KAT2A

AVX

optional - not installed

C9, C10, C12, C14, C17, C18

0

CAP, CERM, 100 pF, 250 V,±5%, C0G/NP0, AEC-Q200 Grade 1, 0603

AC0603JRNPOYBN101

Yageo

optional - not installed

C13, C16

0

CAP, CERM, 1000 pF, 500 V, ±10%, X7R, 1206_190

C1206C102KCRACTU

Kemet

optional - not installed

FID1, FID2, FID3

0

Fiducial mark. There is nothing to buy or mount.

N/A

N/A

optional - not installed

Q1, Q2

0

JFET, 2-CH, N-CH, V, A, SOIC-8

IF1322A

InterFET

optional - not installed

R5, R11, R12

0

RES, 10.0 k, 0.1%, 0.1 W, 0603

RG1608P-103-B-T5

Susumu Co Ltd

optional - not installed

R9, R10

0

RES, 4.70 k, 1%, 1 W, AEC-Q200 Grade 0, 2512

CRCW25124K70FKEG

Vishay-Dale

optional - not installed

(1) Unless otherwise noted all parts may be substituted with electrical, physical equivalents.