Datasheet

Circuits Module Physical Layout and Bill of Material

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4.2 Bill of Material

Table 2. Bill of Materials

Count RefDes Value Description Size Part Number Mfr

3 C1, C2, C3 0.1uF Capacitor, Ceramic, 10V, X5R, 10% 0402 GRM155R61A104KA01D Murata

1 C4 1uF Capacitor, Ceramic, 6.3V, X5R, 10% 0402 GRM155R60J105KE19D Murata

1 D1 AZ23C5V6-7-F Diode, Dual, Zener, 5.6 V, 300mW SOT23 AZ23C5V6-7-F Diodes

1 J1 ED555/2DS Terminal Block, 2-pin, 6-A, 3.5mm 0.27 x 0.25 inch ED555/2DS OST

3 J2, J7, J8 PEC36SAAN Header, Male 3-pin, 100mil spacing 0.100 inch x 3 PEC36SAAN Sullins

3 J3, J4, J5 PEC02SAAN Header, Male 2-pin, 100mil spacing 0.100 inch x 2 PEC02SAAN Sullins

1 J6 22-05-3041 Header, Friction Lock Ass'y, 4-pin Right Angle 0.400 x 0.500 22-05-3041 Molex

1 R1 1.8M Resistor, Chip, 1/16-W, 5% 0402 Std Std

1 R2 100k Resistor, Chip, 1/16-W, 5% 0402 Std Std

2 R3, R4 10k Resistor, Chip, 1/16-W, 5% 0402 Std Std

4 R5, R6, R7, 100 Resistor, Chip, 1/16-W, 5% 0402 Std Std

3 TB1, TB2, ED555/3DS Terminal Block, 3-pin, 6-A, 3.5mm 0.41 x 0.25 inch ED555/3DS OST

TB3

7 TP1, TP2, 5000 Test Point, Red, Thru Hole Color Keyed 0.100 x 0.100 inch 5000 Keystone

TP4, TP5,

TP6, TP9,

TP10

3 TP3, TP7, 5001 Test Point, Black, Thru Hole Color Keyed 0.100 x 0.100 inch 5001 Keystone

TP8

1 U1 BQ27425YZF IC, Battery Monitor and Data Logger DSBGA BQ27425YZF TI

4.3 Schematic

Figure 5. bq27425EVM Schematic

4.4 bq27425 Circuits Module Performance Specification Summary

This section summarizes the performance specifications of the bq27425 circuit module.

bq27425 EVM: Single-Cell Impedance Track Technology SLUU656A–October 2011–Revised January 2013

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