Datasheet

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List of Components

Item Qty Reference Value Pkg. Manuf. Part Number

22 4 R15,R16,R28,R29 133Ω 0805 Rohm MCR10EZHF1330

23 2 R19,R20 22.1Ω 0805 Vishay-Dale CRCW080522R1ERT1

24 1 R21 1M 0805 Yageo 9C08052A1004JLHFT

25 1 R25 1.5K 0805 Yageo 9C08052A1501FKHFT

26 1 D1 45.3Ω 0805 Vishay-Dale CRCW080545R3F100

27 5 S1,S2,S3,S4,SW1 Touch Switch SMD Panasonic EVQ-PJU04K

28 1 U1 3.3V Regulator SOT-23 5 Texas LP29815-3.3

Instruments

29 1 U2 PMU RSB0040 Texas LP3972

Instruments

30 1 U3 USB Controller SOIC 28 Texas USBN9604-28M

Instruments

31 1 U4 Microcontroller TSSOP 48 Texas COP8CBE9

Instruments

32 1 U5 2V Regulator SOT-23 5L Texas LP3984-2.0

Instruments

33 1 U6 Voltage Converter SOT-23-6 Texas LM2664M6

Instruments

34 1 J1 100 mil Header 2 pos Amp 1 × 2 (4-103239-0-02)

35 1 J2 USB Receptacle 4 pos FCI 61729-0010B

36 1 J3 100 mil Header 4 pos Molex 1 × 4 (22-10-2041)

37 3 J4,J7,J8 100 mil Header 4 pos Amp 2 × 2 (4-103240-0-02)

38 1 J5 100 mil Header 12 pos Amp 2 × 6 (4-103240-0-06)

39 1 J6 GPO/LDO Headers 8 pos Amp 2 × 4 (4-103186-0-04)

40 9 TP9,TP10,TP11,TP16, Test Points 1 pos Amp 1 × 1 (4-103185-0-01)

TP17,TP18,TP23,TP24,TP25

41 8 TP2,TP4,TP6,TP8,TP13, Turret Terminal 0.109"L Keystone 1502-2

TP15,TP20,TP22

42 1 LP3972 version B Fab Bare board 4 Layer Rainbow Labs LP3972-B

SNVA235A–May 2007–Revised April 2013 AN-1621 LP3972 USB Evaluation Board Rev B

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