SLVA824A January   2017  – July 2025 TAS6422-Q1 , TAS6424-Q1 , TAS6424L-Q1 , TPA3111D1-Q1 , TPA3221 , TPA3244 , TPA3245 , TPA3250 , TPA3251 , TPA3255 , TPA3255-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
  5. 2Overview
  6. 3Schematic and Design
    1. 3.1 Partial Diagnostic Circuits
    2. 3.2 Tuning the Circuit
    3. 3.3 Circuit Parameters
    4. 3.4 Operation
  7. 4Schematic and Bill of Materials
  8. 5Summary
  9. 6Revision History

4 Schematic and Bill of Materials

Figure 4-1 illustrates the schematic.

SchematicFigure 4-1 Schematic

Table 4-1 lists the bill of materials.

Table 4-1 Bill of Materials
DesignatorPart NumberDescriptionQuantity
C106031C103JAT2ACAP, CERM, 0.01 µF, 100 V, +/- 5%, X7R, 06031
C206035A102KAT2ACAP, CERM, 1000 pF, 50 V, +/- 10%, C0G/NP0, 06031
D1, D2BZT52C18T-7Diode, Zener, 18 V, 300 mW, SOD-5232
D3, D4DB2J20900LDiode, Schottky, 20 V, 0.5 A, SOD-323F2
J1, J2, J3, J46387-ST-T-2Banana Jack For Sheathed Banana Plugs, 4mm, TH4
Q1, Q2DMP4025LSD-13MOSFET, P-CH, -40 V, -6.9 A, SOIC-82
Q32N7002-7-FMOSFET, N-CH, 60 V, 0.17 A, SOT-231
R1CRCW060310K0JNEARES, 10 k, 5%, 0.1 W, 06031
R2RC0603FR-0710KLRES, 10.0 k, 1%, 0.1 W, 06031
R3, R4, R12, R13CRCW06034K99FKEARES, 4.99 k, 1%, 0.1 W, 06034
R5, R6CRCW0603165RFKEARES, 165, 1%, 0.1 W, 06032
R7, R9CRCW06033K00JNEARES, 3.0 k, 5%, 0.1 W, 06032
R8CRCW06031K00JNEARES, 1.0 k, 5%, 0.1 W, 06031
R10CRCW060333R2FKEARES, 33.2, 1%, 0.1 W, 06031
R11RCG060310K0FKEARES, 10.0 k, 1%, 0.1 W, 06031
R14, R15CRCW0603100KJNEARES, 100 k, 5%, 0.1 W, 06032
R16CRCW0603100RJNEARES, 100, 5%, 0.1 W, 06031
R17, R18, R19CRCW06032K00JNEARES, 2.0 k, 5%, 0.1 W, 06033
U1LM2903AVQPWRQ1Automotive Dual Comparator, PW0008A1
U2LM2904AVQPWRQ1Automotive Dual Low Power Op Amp, PW0008A1