參數(shù)資料
型號: LP2951
廠商: ON SEMICONDUCTOR
元件分類: 線性穩(wěn)壓
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): 23/24頁
文件大小: 244K
代理商: LP2951
LP2950, LP2951, NCV2951
http://onsemi.com
8
1
0
100
4.0
-40
1.8
1.0
80
V out
,OUTPUT
CURRENT
(mA)
Vin, INPUT VOLTAGE (V)
VOL
TAGE
NOISE
(
V/
Hz)√
f, FREQUENCY (Hz)
SHUTDOWN
THRESHOLD
VOL
TAGE
(V)
t, TEMPERATURE (
°C)
RIPPLE
REJECTION
(dB)
f, FREQUENCY (Hz)
TA = 25°C
CL = 1.0 mF
Vin = 6.0 V
Vout = 5.0 V
CL = 1.0 mF
μ
CL = 100 mF
IL= 0.1 mA
IL= 100 mA
TA = 25°C
VO = 5.0 V
LP2951C
Output “Off”
Output “On”
TA = 25°C
LP2951CN
60
40
20
0
3.0
2.0
1.0
0
80
60
40
20
0
1.4
1.0
0.8
1.2
1.6
10
100
1.0 k
10 k
100 k
1.0 k
10 k
100 k
-20
40
80
120
160
5.0
15
25
35
40
10
20
30
60
100
140
20
0
TA = 75°C
4.0
2.0
0
-2.0
-4.0
-6.0
OUTPUT
VOL
TAGE
CHANGE
(mV)
0.1
10
100
1000
10000
0
10
20
3040
50
60708090
100
Output Current (mA)
ESR
(ohms)
Unstable Region
Stable Region
Unstable Region for 0.1
mF capacitor only
100
mF
0.1
mF
Vout = 5 V
Lower unstable region is for 0.1
mF only.
1
mF and 100 mF show no instability with low ESR values.
0
200
LOAD
CURRENT
(mA)
t, TIME (ms)
Figure 12. Load Transient Response
4
2.5
0.5
1.5
2
3
3.5
1
150
100
0
-50
50
Vout
ILoad
OUTPUT
VOL
TAGE
CHANGE
(mV)
0
-200
200
400
-400
CL = 1.0 mF
Vout = 5.0 V
IL = 400 mA to 75 mA
TA = 25°C
Figure 13. Ripple Rejection
Figure 14. Output Noise
Figure 15. Shutdown Threshold Voltage
versus Temperature
Figure 16. Maximum Rated
Output Current
Figure 17. Output Stability versus Output Capacitor
Change
相關(guān)PDF資料
PDF描述
LP2S3TBNN PUSHBUTTON SWITCH, SPST, MOMENTARY, 0.005A, 5VDC, THROUGH HOLE-STRAIGHT
LP2S2GRYREDN PUSHBUTTON SWITCH, SPST, MOMENTARY, 0.005A, 5VDC, THROUGH HOLE-STRAIGHT
LP2S3WHTNN PUSHBUTTON SWITCH, SPST, MOMENTARY, 0.005A, 5VDC, THROUGH HOLE-STRAIGHT
LP2S1BLKNN PUSHBUTTON SWITCH, SPST, MOMENTARY, 0.005A, 5VDC, THROUGH HOLE-STRAIGHT
LP2S1TBNN PUSHBUTTON SWITCH, SPST, MOMENTARY, 0.005A, 5VDC, THROUGH HOLE-STRAIGHT
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LP2951-01AJ 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Fixed & Adjustable Voltage Regulator
LP2951-02BJ 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Fixed & Adjustable Voltage Regulator
LP295102BM 制造商:Micrel Inc 功能描述:
LP2951-02BM 功能描述:IC REG LDO ADJ .1A 8SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標(biāo)準(zhǔn)包裝:3,000 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正,固定式 輸出電壓:3.8V 輸入電壓:最高 16V 電壓 - 壓降(標(biāo)準(zhǔn)):0.3V @ 80mA 穩(wěn)壓器數(shù)量:1 電流 - 輸出:80mA 電流 - 限制(最?。?- 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:SC-74A,SOT-753 供應(yīng)商設(shè)備封裝:SOT-23-5 包裝:帶卷 (TR) 其它名稱:MIC5203-3.8BM5TRMIC5203-3.8BM5TR-ND
LP2951-02BM TR 功能描述:IC REG LDO ADJ .1A 8-SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 線性 系列:- 標(biāo)準(zhǔn)包裝:3,000 系列:- 穩(wěn)壓器拓?fù)浣Y(jié)構(gòu):正,固定式 輸出電壓:3.8V 輸入電壓:最高 16V 電壓 - 壓降(標(biāo)準(zhǔn)):0.3V @ 80mA 穩(wěn)壓器數(shù)量:1 電流 - 輸出:80mA 電流 - 限制(最?。?- 工作溫度:-40°C ~ 125°C 安裝類型:表面貼裝 封裝/外殼:SC-74A,SOT-753 供應(yīng)商設(shè)備封裝:SOT-23-5 包裝:帶卷 (TR) 其它名稱:MIC5203-3.8BM5TRMIC5203-3.8BM5TR-ND