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參數(shù)資料
| 型號： | 75425-EP |
| 廠商： | Texas Instruments, Inc. |
| 元件分類： | 基準(zhǔn)電壓源/電流源 |
| 英文描述： | POWER GOOD FAST-TRANSIENT-RESPONSE 2-A LOW-DROPOUT VOLTAGE REGULATORS |
| 中文描述： | 電源良好快速瞬態(tài)響應(yīng)2 -低壓差電壓調(diào)節(jié)器 |
| 文件頁數(shù)： | 14/27頁 |
| 文件大小： | 388K |
| 代理商： | 75425-EP |
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TPS75201-EP TPS75215-EP TPS75218-EP TPS75225-EP TPS75233-EP WITH RESET
TPS75401-EP
’
75415-EP
’
75418-EP
’
75425-EP
’
75433-EP WITH POWER GOOD
FAST-TRANSIENT-RESPONSE 2-A LOW-DROPOUT VOLTAGE REGULATORS
SGLS165
–
APRIL 2003
14
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
IN
EN
OUT
+
GND
CO
ESR
RL
VI
To Load
Figure 18. Test Circuit for Typical Regions of Stability (Figures 19 and 20) (Fixed Output Options)
0.01
0
0.5
1
1.5
2
TYPICAL REGION OF STABILITY
EQUIVALENT SERIES RESISTANCE
vs
OUTPUT CURRENT
10
IO
–
Output Current
–
A
Figure 19
E
–
–
1
Region of Instability
0.1
Region of Stability
Vo = 3.3 V
Co = 100
μ
F
VI = 4.3 V
TJ = 25
°
C
0.05
Figure 20
0.01
0
0.5
1
1.5
2
TYPICAL REGION OF STABILITY
EQUIVALENT SERIES RESISTANCE
vs
OUTPUT CURRENT
10
IO
–
Output Current
–
A
E
–
–
1
Region of Instability
0.1
Region of Stability
Vo = 3.3 V
Co = 47
μ
F
VI = 4.3 V
TJ = 25
°
C
Equivalent series resistance (ESR) refers to the total series resistance, including the ESR of the capacitor, any series resistance added externally,
and PWB trace resistance to Co.
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