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BQ24120 Datasheet(PDF) 9 Page - Texas Instruments

Part # BQ24120
Description  SINGLE-CHIP SWITCHMODE, LI-ION AND LI-POLYMER CHARGE-MANAGEMENT IC WITH ENHANCED EMI PERFORMANCE(bqSWITCHER??
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Manufacturer  TI [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI - Texas Instruments

BQ24120 Datasheet(HTML) 9 Page - Texas Instruments

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TYPICAL OPERATING PERFORMANCE
-10
0
10
20
30
40
50
60
Level [dBµV]
30M
50M
70M
100M
200M
300M
500M
700M
1G
Frequency [Hz]
MES bq2412x_16v_1.0A
V
=16V
IN
I
=1 A
CHARGE
BQ2412XTypicalRadiatedEMIPerformanceonEVM
50
60
70
80
90
100
0
1
2
ChargeCurrentIbat- A
V =16V
I
V =9V
I
V
=8.4V
bat
V
=4.2V
bat
50
60
70
80
90
100
0
1
2
ChargeCurrentIbat- A
V =16V
I
V =5V
I
bq24120
bq24123
bq24125
SLUS688E – MARCH 2006 – REVISED DECEMBER 2007
See Figure 1 for a 1-cell application test circuit schematic and Figure 2 for the stand-alone cells application test
circuits schematic.
Figure 4. Typical Radiated EMI Performance Measured on EVM
Figure 5. Efficiency 1-Cell
Figure 6. Efficiency 2-Cells
Copyright © 2006–2007, Texas Instruments Incorporated
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Product Folder Link(s): bq24120 bq24123 bq24125


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