SBOU256 December   2020 BUF634A

 

  1. 1Trademarks
  2. 2Overview
  3. 3Power Connections
    1. 3.1 Split-Supply Operation
    2. 3.2 Single-Supply Operation
  4. 4Input and Output Connections
    1. 4.1 Use With a Dual SOIC Amplifier in a Composite Loop
  5. 5Schematic
  6. 6Layout
  7. 7Bill of Materials
  8. 8Related Documentation

7 Bill of Materials

Table 7-1 lists the bill of materials for the BUF634ADRBEVM and BUF634ADDAEVM. Note: the only difference in the BOM between both boards is the BUF634A package that is used.

Table 7-1 Bill of Materials
Designator Qty Value Description Package Reference Part Number Manufacturer
C5, C6 2 6.8 µF CAP, TA, 6.8 µF, 50 V, ± 10%, 0.3 Ω, SMD 7343-31 T495D685K050ATE300 Kemet
C11, C12, C15, C16 4 1 µF CAP, CERM, 1 µF, 50 V, ± 10%, X7R, 0805 0805 08055C105KAT2A AVX
C13, C14, C17, C18 4 0.1 µF CAP, CERM, 0.1 µF, 50 V, ± 10%, X5R, 0603 0603 C1608X5R1H104K080AA TDK
C19, C21 2 0.01 µF CAP, CERM, 0.01 µF, 100 V, ± 10%, X7R, 0603 0603 06031C103KAT2A AVX
H1, H2, H3, H4 4 Machine Screw, Round, #4-40 x 1/4, Nylon, Philips panhead Screw NY PMS 440 0025 PH B&F Fastener Supply
H5, H6, H7, H8 4 Standoff, Hex, 0.5"L #4-40 Nylon Standoff 1902C Keystone
J1, J2, J3, J4 4 Connector, End launch SMA, 50 Ω, SMT End Launch SMA 142-0701-801 Cinch Connectivity
J5, J6, J7 3 Standard Banana Jack, Uninsulated Keystone_6095 6095 Keystone
J8, J9 2 Power Jack, 2.1 × 5.5 mm, R/A, TH Power Jack, 2.1 × 5.5 mm, R/A, TH EJ508A Memory Protection Devices
J10 1 RCA Jack, White, R/A, TH PC Mount Phono Jack-White, TH 970 Keystone
J11 1 RCA Jack, Red, R/A, TH PC Mount Phono Jack-Red, TH 971 Keystone
J12 1 Audio Jack, 3.5 mm, Stereo, R/A, SMT Audio Jack SMD SJ-3523-SMT CUI Inc.
L1, L2 2 80 Ω Ferrite Bead, 80 Ω at 100 MHz, 3 A, 1206 1206 HI1206N800R-10 Laird-Signal Integrity Products
R7, R8 2 49.9 RES, 49.9, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060349R9FKEA Vishay-Dale
R11, R12, R13, R14, R15, R16, R19, R20 8 0 RES, 0, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06030000Z0EA Vishay-Dale
TP1 1 Test Point, Miniature, Black, TH Black Miniature Testpoint 5001 Keystone
U2, U3 2 36-V, 210-MHz, 250-mA Output, High-Speed Buffer, DRB0008F (VSON-8) or DDA0008B (HSOIC- 8) DRB0008F or DDA0008B BUF634AIDRBR or BUF634AIDDAR Texas Instruments
C1, C2, C3, C4 0 10 pF CAP, CERM, 10 pF, 50 V, ± 1%, C0G/NP0, 0603 0603 C0603C100F5GAC7867 Kemet
C7, C8 0 1 µF CAP, CERM, 1 µF, 50 V, ± 10%, X7R, 0805 0805 08055C105KAT2A AVX
C9, C10 0 0.1 µF CAP, CERM, 0.1 µF, 50 V, ± 10%, X5R, 0603 0603 C1608X5R1H104K080AA TDK
C20 0 0.01 µF CAP, CERM, 0.01 µF, 100 V, ± 10%, X7R, 0603 0603 06031C103KAT2A AVX
R1, R4, R21, R22 0 49.9 RES, 49.9, 1%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW060349R9FKEA Vishay-Dale
R2, R3, R5, R6 0 1.0 k RES, 1.0 k, 5%, 0.1 W, AEC-Q200 Grade 0, 0603 0603 CRCW06031K00JNEA Vishay-Dale