參數(shù)資料
型號: LP2985AIM5X-4.7
廠商: NATIONAL SEMICONDUCTOR CORP
元件分類: 基準電壓源/電流源
英文描述: Micropower 150 mA Low-Noise Ultra Low-Dropout Regulator Designed for Use with Very Low ESR Output Capacitors
中文描述: 4.7 V FIXED POSITIVE LDO REGULATOR, 0.575 V DROPOUT, PDSO5
封裝: SOT-23, 5 PIN
文件頁數(shù): 19/23頁
文件大小: 528K
代理商: LP2985AIM5X-4.7
SLVS522C JULY 2004 REVISED OCTOBER 2004
19
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL PERFORMANCE CHARACTERISTICS
C
IN
= 1 F, C
OUT
= 4.7
F, V
IN
= V
OUT(NOM)
+1 V, T
A
= 25 C, ON/OFF Pin Is Tied to V
IN
(unless otherwise specified)
4
3
2
1
0
1
2
3
4
0
2
4
6
8
10
Figure 26
TURN-ON TIME
O
V
VO
VON/OFF
200
μ
s/div
VO = 3.3 V
Cbyp = 100 pF
ILOAD = 150 mA
4
3
2
1
0
1
2
3
4
0
2
4
6
8
10
Figure 27
TURN-ON TIME
O
V
VO
VON/OFF
2 ms/div
VO = 3.3 V
Cbyp = 1 nF
ILOAD = 150 mA
Figure 28
TURN-ON TIME
O
4
3
2
1
0
1
2
3
4
0
2
4
6
8
10
V
Input
Output
VO = 3.3 V
Cbyp = 10 nF
ILOAD = 150 mA
20 ms/div
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