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| 型號： | LP2985IM5X-2.0 |
| 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 Low-Dropout Regulator in SOT-23 and micro SMD packages for Applications |
| 中文描述： | 2 V FIXED POSITIVE LDO REGULATOR, 0.6 V DROPOUT, PDSO5 |
| 封裝： | SOT-23, 5 PIN |
| 文件頁數(shù)： | 16/23頁 |
| 文件大?。?/td> | 528K |
| 代理商： | LP2985IM5X-2.0 |
SLVS522C JULY 2004 REVISED OCTOBER 2004
16
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)
Figure 14
OUTPUT NOISE DENSITY
vs
FREQUENCY
0.01
0.1
1
10
0.1
1
10
100
Frequency kHz
N
Cbyp = 1 nF
Cbyp = 10 nF
Cbyp = 100 nF
ILOAD = 150 mA
H
OUTPUT NOISE DENSITY
vs
FREQUENCY
0.01
0.1
1
10
0.1
1
10
100
Frequency kHz
N
Figure 15
ILOAD = 1 mA
Cbyp = 1 nF
Cbyp = 10 nF
Cbyp = 100 nF
H
Figure 16
INPUT CURRENT
vs
INPUT VOLTAGE
0
0.2
0.4
0.6
0.8
1
1.2
1.4
1.6
1.8
0
1
2
3
4
5
6
Input Voltage V
I
RL = Open
RL = 3.3 k
VO = 3.3 V
Cbyp = 10 nF
0
200
400
600
800
1000
1200
1400
50
25
0
25
50
75
100
125
150
G
0 mA
Figure 17
GROUND-PIN CURRENT
vs
TEMPERATURE
Temperature
°
C
150 mA
50 mA
10 mA
1 mA
VO = 3.3 V
Cbyp = 10 nF
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相關代理商/技術參數(shù) |
參數(shù)描述 |
|---|---|
| LP2985IM5X-3.0 | 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(shù)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 |
| LP2985IM5X-3.0/NOPB | 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(shù)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 |
| LP2985IM5X-3.1 | 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(shù)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 |
| LP2985IM5X-3.1/NOPB | 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(shù)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 |
| LP2985IM5X-3.3 | 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(shù)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 |
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