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參數(shù)資料
| 型號： | TPS2421-2DDA |
| 廠商： | TEXAS INSTRUMENTS INC |
| 元件分類： | 電源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO8 |
| 封裝： | PLATSIC, SOP-8 |
| 文件頁數(shù)： | 2/24頁 |
| 文件大小： | 1297K |
| 代理商： | TPS2421-2DDA |
Overload,powerlimittripped,
12-Vloadsteppedfrom3 A to5.4 A,
C
LOAD =700 mF,R SET =49.9kW
ILOAD
VOUT
VCT
PG
12-Vloadat3.6 A,thenshortapplied
tooutput,R
SET =49.9kW
ILOAD
VOUT
VCT
PG
R
SET =49.9kW
12-VP
LIM duringstartupinto60 W,800
m
F
P dissipationinternalFET
ILOAD
VOUT
R
SET =49.9kW
12-VP
LIM duringstartupinto
overload,CT= 0.1 mF
P dissipationinternalFET
ILOAD
VOUT
CT
R
FLT =100k
SLUS907D – JANUARY 2009 – REVISED AUGUST 2010
www.ti.com
TYPICAL CHARACTERISTICS (continued)
Figure 10. 12-V Firm Overload, 3 A to 5.4 A, Power Limit
Figure 11. 12-V Hard Overload, 3.6-A LoaD Then Short
Tripped
Figure 12. Power Dissipation During 12-V Startup into 60
Figure 13. Power Dissipation During 12-V Startup into 15
, 800 mF
, 140 mF
10
Copyright 2009–2010, Texas Instruments Incorporated
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