Texas Instruments bq26220EVM-001, Руководство пользователя

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SLUU151 – April 2003
8 bq26220EVM-001 Single Cell Battery Monitor Evaluation Module
2.4 List of Materials
Table 2. List of Materials
Ref Des Qty-001 Description MFG MFG Part# Size
PCB 1 Printed-circuit board, 0.031, FR4, SMOBC, HASL Any See FAB DWG
Terminal 1 Terminal block 3.5 mm On Shore ED555/2DS 3.5 mm
×
2
Terminal 1 Terminal block 3.5 mm On Shore ED555/2DS 3.5 mm
×
3
C1, C2, C3 3 Capacitor, ceramic, 0.1
µ
F, 16 V,
±
10%, X7R Panasonic ECJ-1VB1C104K 603
R6 1 Resistor, 0.020
Ω
, 1/2 W, 1% IRC LR2010-01-R020-F 2010
R5, R7 2 Resistor, 100 k
Ω
, 1/16 W, 5% Panasonic ERJ-3GSYJ104 603
R1, R2, R3, R4 4 Resistor, 100
Ω
, 1/16 W, 5% Venkel ERJ-3GSYJ101 603
D1, D2 2 Diode, zener, 5.6 V Zetex BZX84C5V6 SPT-23
U1 1 Integrated circuit, gas gauge, bq26220PW TI bq26220PW TSSOP-8
Component count 16
Assembly Notes:
1. This assembly is ESD sensitive.
2. This assembly must comply with IPC–A–610 class 2 or better.
3. This assembly must be clean of flux residues and contaminants.
4. Use of no-clean flux is not acceptable.
2.5 Performance Specification Summary
This section summarizes the performance specifications of the bq26220EVM-001 circuit module. Table 3 gives the
performance specifications of the circuit.
Table 3. Performance Specification Summary (1)
Specification MIN TYP MAX UNIT
Input voltage BAT+/BAT– 2.6 4.5 V
Charge and discharge current 4 A
Note: Maximum charge and discharge current. is limited by the PCB design and power dissipation of the 20-m
Ω
, 1/2 W sense resistor included
on the PCB.