參數資料
型號： LP2985IM5-4.7
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： 15/23頁
文件大小： 528K
代理商： LP2985IM5-4.7
SLVS522C JULY 2004 REVISED OCTOBER 2004
15
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)
0
10
20
30
40
50
60
70
80
90
100
10
100
1K
10K
100K
1M
Frequency Hz
R
Figure 10
RIPPLE REJECTION
vs
FREQUENCY
VI = 5 V
VO = 3.3 V
Co = 4.7
μ
F
Cbyp = 10 nF
50 mA
150 mA
1 mA
0
10
20
30
40
50
60
70
80
90
100
10
100
1K
Frequency Hz
10K
100K
1M
R
Figure 11
RIPPLE REJECTION
vs
FREQUENCY
VI = 5 V
VO = 3.3 V
Co = 4.7
μ
F
Cbyp = 10 nF
10 mA
100 mA
1 mA
0.001
0.01
0.1
1
10
10
100
1K
10K
100K
1M
Frequency Hz
Figure 12
OUTPUT IMPEDANCE
vs
FREQUENCY
Ci = 1
μ
F
Co = 10
μ
F
VO = 3.3 V
10 mA
100 mA
1 mA
O
OUTPUT IMPEDANCE
vs
FREQUENCY
Figure 13
0.001
0.01
0.1
1
10
10
100
1K
10K
100K
1M
Frequency Hz
Ci = 1
μ
F
Co = 4.7
μ
F
VO = 3.3 V
10 mA
100 mA
1 mA
O
相關PDF資料
PDF描述
LP2985IM5-3.8 LinCMOS(TM) Precision Quad Operational Amplifier 14-PDIP 0 to 70
LP2985IM5-3.6 Micropower 150 mA Low-Noise Ultra Low-Dropout Regulator Designed for Use with Very Low ESR Output Capacitors
LP2985IM5-3.5 Micropower 150 mA Low-Noise Ultra Low-Dropout Regulator Designed for Use with Very Low ESR Output Capacitors
LP2985IM5-3.3 Micropower 150 mA Low-Noise Ultra Low-Dropout Regulator Designed for Use with Very Low ESR Output Capacitors
LP2985IM5-3.2 LinCMOS(TM) Precision Quad Operational Amplifier 14-SOIC 0 to 70
相關代理商/技術參數
參數描述
LP2985IM55.0 制造商:Texas Instruments 功能描述:
LP2985IM5-5.0 功能描述:低壓差穩(wěn)壓器 - LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
LP2985IM5-5.0 制造商:Texas Instruments 功能描述:V REG LDO +5.0V SMD 2985 SOT235
LP2985IM5-5.0/NOPB 功能描述:低壓差穩(wěn)壓器 - LDO 150MA LOW NOISE LDO RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節(jié):0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
LP2985IM5-5.0/NOPB 制造商:Texas Instruments 功能描述:IC LDO REG
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