Texas Instruments bq24195/L, User Manual, Page: 18 / 24

Board Layout, Schematic, and Bill of Materials
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4.3 Bill of Materials
Table 5 contains the bill of materials.
Table 5. Bill of Materials
-001 -002 RefDes Value Description Size Part MFR
Number
2 2 C1, C20 1.0 µF Capacitor, ceramic, 25 V, X7R, 10% 1206 STD STD
1 1 C10 1.0 µF Capacitor, ceramic, 10 V, X7R, 10% 0805 STD STD
1 1 C11 10 µF Capacitor, ceramic, 10 V, X5R, 10% 0603 STD STD
1 1 C14 Open Capacitor, ceramic, 10 V X5R, 10% 0805 STD STD
0 1 C16 10 µF Capacitor, ceramic, 10 V, X5R, 10% 1206 STD STD
0 2 C17, C18 22 µF Capacitor, ceramic, 10 V, X5R, 20% 1206 STD STD
3 3 C2, C21, C22 Open Capacitor, ceramic 0603 STD STD
2 2 C3, C12 Open Capacitor, ceramic, 10 V X5R, 10% 1206 STD STD
2 2 C4, C15 10 µF Capacitor, ceramic, 25 V, X5R, 10% 0805 STD STD
1 1 C5 47 nF Capacitor, ceramic, 16 V, X7R, 10% 0603 STD STD
1 1 C6 4.7 µF Capacitor, ceramic, 16 V, X7R, 10% 0603 STD STD
3 3 C7, C8, C19 10 µF Capacitor, ceramic, 25 V X5R, 10% 0805 STD STD
2 2 C9, C13 0.1 µF Capacitor, ceramic, 25 V, X7R, 10% 0603 STD STD
1 1 D1 LTST-C190GKT Diode, LED, green, 2.1 V, 20 mA, 6 mcd 0603 LTST-C190GKT Lite On
2 2 J1, J5 ED120/2DS Connector, 15 A, 300 V male 2 pole, 5.08 mm 9 × 12 mm ED120/2DS On Shore
Tech
1 1 J2 ED120/3DS Terminal block, 3 pin, 15 A, 5.1mm 0.60 × 0.35 inch ED120/3DS OST
1 1 J3 N2510-6002RB Connector, male straight 2 × 5 pin, 100 mil 0.338 × 0.788 in N2510-6002RB 3M
spacing, 4 wall
1 1 J4 ED555/4DS Terminal block, 4 pin, 6 A, 3.5 mm 0.55 × 0.25 in ED555/4DS OST
1 1 J6 PEC02SAAN Header, Male 2 pin, 100 mil spacing, 0.100 in × 2 PEC02SAAN Sullins
1 1 J7 A-USB B-M5 Connector, USB-B, mini, 5 pins 0.354 × 0.307 in A-USB B-M5
9 9 JP1, JP2, JP3, PEC02SAAN Header, Male 2 pin, 100mil spacing, 0.100 in × 2 PEC02SAAN Sullins
JP4, JP5, JP6,
JP7, JP8, JP9
1 1 L1 2.2 µH Inductor, SMT, 5 A, 37 m Ω 0.204 × 0.216 in IHLP2020BZER2R2M11 Vishay
1 1 Q1 CSD25302Q2 Trans, P-Channel NexFET, 20 V, 5 A, 56 m Ω SON 2 × 2 CSD25302Q2 TI
2 2 Q2, Q3 Si2312DS MOSFET, N-Channel, 20 V, 4.9 A, 33 m Ω SOT23 Si2312DS Vishay
1 1 R1 0
Ω
Resistor, chip, 1/16W, 0603 STD STD
1 1 R14 2.21 k Ω Resistor, chip, 1/16W, 1% 0603 STD STD
1 1 R15 10.0 k Ω Potentiometer, 3/8 cermet, single-turn 0.25 × 0.17 in 3266W-1-103LF Bourns
1 1 R18 261 k Ω Resistor, chip, 1/16W, 1% 0603 STD STD
1 1 R19 121 k Ω Resistor, chip, 1/16W, 1% 0603 STD STD
1 1 R2 0
Ω
Resistor, chip, 0.6W, 1% 2010 STD STD
1 1 R21 30.1 k Ω Resistor, chip, 1/16W, 1% 0603 STD STD
1 1 R22 5.23 k Ω Resistor, chip, 1/16W, 1% 0603 STD STD
1 1 R24 768 Ω Resistor, chip, 1/16W, 1% 0603 STD STD
1 1 R25 49.9 k Ω Resistor, chip, 1/16W, 1% 0603 STD STD
1 1 R3 0
Ω
Resistor, chip,1/2W, yy% 1210 STD STD
4 4 R4, R12, R13, 200 Ω Resistor, chip, 1/16W, 1% 0603 STD STD
R27
1 1 R5 100 k Ω Resistor, chip, 1/16W, 1% 0603 STD STD
2 2 R6, R23 Open Resistor, chip, 1/16W 0603 STD STD
1 1 R7 169 Ω Resistor, chip, 1/16W, 1% 0603 STD STD
5 5 R8, R11, R16, 10.0 k Ω Resistor, chip, 1/16W, 1% 0603 STD STD
R17, R20
2 2 R9, R26 20 k Ω Resistor, chip, 1/16W, 1% 0603 STD STD
17 17 TP1, TP3, TP4, 5002 Test point, white, thru hole color keyed 0.100 × 0.100 in 5002 Keystone
TP5, TP6, TP7,
TP8, TP9, TP10,
TP11, TP13,
TP14, TP15,
TP16, TP17,
TP19, TP20
2 2 TP12, TP18 5001 Test point, black, thru hole color keyed 0.100 × 0.100 in 5001 Keystone
1 1 TP2 131-4244-00 Adaptor, 3.5-mm probe clip ( or 131-5031-00) 0.200 in 131-4244-00 Tektronix
18 bq24195/L EVM (PWR193) User’s Guide SLUUA18 – October 2012
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