參數(shù)資料
型號: TPS75218Q
廠商: Texas Instruments, Inc.
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: FAST-TRANSIENT-RESPONSE 2-A LOW-DROPOUT VOLTAGE REGULATORS
中文描述: 快速瞬態(tài)響應(yīng)2 -低壓差電壓調(diào)節(jié)器
文件頁數(shù): 14/29頁
文件大小: 446K
代理商: TPS75218Q
TPS75201Q, TPS75215Q, TPS75218Q, TPS75225Q, TPS75233Q WITH RESET
TPS75401Q, TPS75415Q, TPS75418Q, TPS75425Q, TPS75433Q WITH POWER GOOD
FAST-TRANSIENT-RESPONSE 2-A LOW-DROPOUT VOLTAGE REGULATORS
SLVS242B – MARCH 2000 – REVISED JUNE 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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