參數(shù)資料
型號： NCV2951
廠商： ON SEMICONDUCTOR
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： 100 mA, Low Power Low Dropout Voltage Regulator(100mA，低功耗低壓差穩(wěn)壓器)
中文描述： 100毫安，低功耗，低壓差穩(wěn)壓器（100mA的，低功耗低壓差穩(wěn)壓器）
文件頁數(shù)： 5/24頁
文件大?。?/td> 244K
代理商： NCV2951
LP2950, LP2951, NCV2951
http://onsemi.com
5
ELECTRICAL CHARACTERISTICS (continued)
(V
in
= V
O
+ 1.0 V, I
O
= 100 A, C
O
= 1.0 F, T
A
= 25
°
C [Note 8],
unless otherwise noted.)
Characteristic
Symbol
Min
Typ
Max
Unit
Line Regulation (V
in
= V
O(nom)
+1.0 V to 30 V) (Note 9)
LP2950C-XX/LP2951C/LP2951C-XX/NCV2951C*
LP2950AC-XX/LP2951AC/LP2951AC-XX/NCV2951AC*
Reg
line
%
-
-
0.08
0.04
0.20
0.10
Load Regulation (I
O
= 100 A to 100 mA)
LP2950C-XX/LP2951C/LP2951C-XX/NCV2951C*
LP2950AC-XX/LP2951AC/LP2951AC-XX/NCV2951AC*
Reg
load
%
-
-
0.13
0.05
0.20
0.10
Dropout Voltage
I
O
= 100 A
I
O
= 100 mA
Supply Bias Current
I
O
= 100 A
I
O
= 100 mA
Dropout Supply Bias Current (V
in
= V
O(nom)
- 0.5 V,
I
O
= 100 A) (Note 9)
V
I
- V
O
mV
-
-
30
350
80
450
I
CC
-
-
93
4.0
120
12
A
mA
I
CCdropout
-
110
170
A
Current Limit (V
O
Shorted to Ground)
I
Limit
-
220
300
mA
Thermal Regulation
Reg
thermal
-
0.05
0.20
%/W
Output Noise Voltage (10 Hz to 100 kHz) (Note 10)
C
L
= 1.0 F
C
L
= 100 F
V
n
Vrms
-
-
126
56
-
-
LP2951A/LP2951AC Only
Reference Voltage (T
A
= 25
°
C)
LP2951C/LP2951C-XX/NCV2951C*
LP2951AC/LP2951AC-XX/NCV2951AC*
Reference Voltage (T
A
= -40 to +125
°
C)
LP2951C/LP2951C-XX/NCV2951C*
LP2951AC/LP2951AC-XX/NCV2951AC*
Reference Voltage (T
A
= -40 to +125
°
C)
I
O
= 100 A to 100 mA, V
in
= 23 to 30 V
LP2951C/LP2951C-XX/NCV2951C*
LP2951AC/LP2951AC-XX/NCV2951AC*
V
ref
V
1.210
1.220
1.235
1.235
1.260
1.250
V
ref
V
1.200
1.200
-
-
1.270
1.260
V
ref
V
1.185
1.190
-
-
1.285
1.270
Feedback Pin Bias Current
I
FB
-
15
40
nA
Error Comparator
Output Leakage Current (V
OH
= 30 V)
I
lkg
-
0.01
1.0
A
Output Low Voltage (V
in
= 4.5 V, I
OL
= 400 A)
V
OL
-
150
250
mV
Upper Threshold Voltage (V
in
= 6.0 V)
V
thu
40
45
-
mV
Lower Threshold Voltage (V
in
= 6.0 V)
V
thl
-
60
95
mV
Hysteresis (V
in
= 6.0 V)
V
hy
-
15
-
mV
Shutdown Input
Input Logic Voltage
Logic “0” (Regulator “On”)
Logic “1” (Regulator “Off”)
V
shtdn
V
0
-
-
0.7
30
2.0
Shutdown Pin Input Current
V
shtdn
= 2.4 V
V
shtdn
= 30 V
Regulator Output Current in Shutdown Mode
(V
in
= 30 V, V
shtdn
= 2.0 V, V
O
= 0, Pin 6 Connected to Pin 7)
6. The Junction-to-Ambient Thermal Resistance is determined by PCB copper area per Figure 29.
7. ESD data available upon request.
8. Low duty pulse techniques are used during test to maintain junction temperature as close to ambient as possible.
9. V
O(nom)
is the part number voltage option.
10.Noise tests on the LP2951 are made with a 0.01 F capacitor connected across Pins 7 and 1.
*NCV prefix is for automotive and other applications requiring site and change control.
I
shtdn
A
-
-
35
450
50
600
I
off
-
3.0
10
A
相關(guān)PDF資料
PDF描述
NCV33033 Brushless DC Motor Controller(無刷直流電機(jī)控制器)
NCV33035 Brushless DC Motor Controller
NCV33035DWR2 Brushless DC Motor Controller
NCV33039 Closed Loop Brushless Motor Adapter(閉環(huán)無刷電機(jī)適配器)
NCV33063A 500kHz and 1MHz High Efficiency 1.5A Switching Regulators; Package: SO; No of Pins: 8; Temperature Range: -40?°C to 85?°C
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
NCV2951ACD3.3R2 制造商:ONSEMI 制造商全稱:ON Semiconductor 功能描述:100 mA, Low Power Low Dropout Voltage Regulator
NCV2951ACD-3.3R2 功能描述:低壓差穩(wěn)壓器 - LDO 3.3V 100mA 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(fù)載調(diào)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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
NCV2951ACD3.3R2G 功能描述:低壓差穩(wěn)壓器 - LDO 3.3V 100mA w/Error Flag 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(fù)載調(diào)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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
NCV2951ACDR2 功能描述:低壓差穩(wěn)壓器 - LDO 1.25-29V ADJ 100mA 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(fù)載調(diào)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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
NCV2951ACDR2G 功能描述:低壓差穩(wěn)壓器 - LDO 1.25-29V ADJ 100mA w/Error Flag 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(fù)載調(diào)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(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。

采購需求

(若只采購一條型號，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺，查看報價

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺，查看報價

*型號 *數(shù)量 廠商 批號 封裝
添加更多采購

我的聯(lián)系方式

*
*
*