AndroPod (1)
Deel 1: Seriële interface voor Android-smartphones en -tablets
Materials
Onderdelenlijst
Weerstanden (1%, SMD0603):
R1...R4 = 27 Ohm
R5,R6 = 180 Ohm
R7...R13,R16 = 10 k
R14 = 6k04
R15 = 1 k
R17 = 120 Ohm
R18,R19 = 680 Ohm (aanbevolen waarde)
Condensatoren:
C1,C2,C6...C12,C21 = 100 n/50 V (10 %, X7R, meerlaags keramisch 0603)
C3...C5,C13 = 47 µ/10 V (20%, ESR 0.7, tantaal, behuizing B 1210)
C14,C15 = 18 p/50 V (5%, C0G/NP0, meerlaags keramisch 0603)
C16 = 10 µ/16 V (10 %, tantaal, behuizing B 1210)
C17 = 1 µ/25 V (10 %, X7R, meerlaags keramisch 0805)
C18 = 220 nF/25 V (10 %, X7R, meerlaags keramisch 0603)
C19,C20 = 4µ7/10 V (10 %, X5R, meerlaags keramisch 0805)
Cx = niet gemonteerd
Spoelen:
L1...L6 = ferrietkraal 600 Ohm @ 100 MHz, 500 mA (0603)
L7 = 18 µH smoorspoel (1,25 A)
Halfgeleiders:
D1 = zenerdiode 5,6 V/3 W
D2 = zenerdiode 3,6 V/375 mW
D3 = groene LED (0603)
D4 = gele LED (0603)
D5...D8 = bipolaire suppressordiode (0603)
D9,D12 = ES1G diode ultrasnel 1 A / 400 V
D10,D11 = B130-13-F Schottky-diode 1 A/30 V
IC1 = LDO-regelaar 3,3 V/1,3 A (SOT-223)
IC2 = MIC2005 fixed current limit power distribution switch 0,5 A (SOT-23-6L)
IC3 = Vinculum II USB-host-controller (QFN32)
IC4 = LM2842 600 mA step-down DC/DC-converter (TSOT-6)
IC5 = LT1785 RS485-transceiver (SOIC8)
Diversen:
X1 = 12 MHz kristal (18 pF/30 ppm)
F1 = Polyfuse 750 mA
S1 = 2x2-pens pinheader met jumper of 2-voudige DIP-schakelaar
K1 = USB-micro-B-connector
K2 = USB-A-connector
K3 = 6-pens pinheader (2,0 mm)
K4 = 6-pens pinheader (2,54 mm)
K5,K6 = 8-pens pinheader (2,54 mm)
K7 = 2,0 mm voedingsconnector
K8 = 4-polige printkroonsteen (5,00 mm)
K9 = 8-polige mini-DIN-connector
JP1 = 3-pens pinheader (2,54 mm) + 1 enkele pinheader-pen + jumper
JP2 = 2-pens pinheader (2,54 mm) met jumper
JP3 = draadbrug
JP4 = 3-pens pinheader (2,54 mm) met jumper
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