Datasheet > 01F2160

01F2160

更新时间： 2022-01-21 09:58:00

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其他 - ETC		/
页数	文件大小	规格书
16页	340K
描述
IC-VOLTAGE REG +3V

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01F2160 数据手册

LP2950

ELECTRICAL CHARACTERISTICS (continued) (V = V + 1.0 V, I = 100 µA, C = 1.0 µF, T = 25°C [Note 1], unless

otherwise noted.)

Characteristic

+1.0 V to 30 V) [Note 2]

Symbol

Min

Typ

Max

Unit

Line Regulation (V = V

Reg

O(nom)

line

LP2950C–XX/LP2951C/LP2951C–XX

LP2950AC–XX/LP2951AC/LP2951AC–XX

–

0.08

0.04

0.20

0.10

Load Regulation (I = 100 µA to 100 mA)

Reg

load

LP2950C–XX/LP2951C/LP2951C–XX

LP2950AC–XX/LP2951AC/LP2951AC–XX

–

0.13

0.05

0.20

0.10

Dropout Voltage

V – V

= 100 µA

= 100 mA

–

350

450

Supply Bias Current

= 100 µA

= 100 mA

–

4.0

120

µA

Dropout Supply Bias Current (V = V

– 0.5 V,

–

110

170

µA

O(nom)

CCdropout

= 100 µA) [Note 2]

Current Limit (V Shorted to Ground)

–

220

300

%/W

Limit

Reg

Thermal Regulation

0.05

0.20

thermal

Output Noise Voltage (10 Hz to 100 kHz) [Note 3]

µVrms

= 1.0 µF

= 100 µF

–

126

–

LP2951A/LP2951AC ONLY

Reference Voltage (T = 25°C)

LP2951C/LP2951C–XX

LP2951AC/LP2951AC–XX

ref

1.210

1.220

1.235

1.260

1.250

Reference Voltage (T = –40 to +125°C)

ref

LP2951C/LP2951C–XX

LP2951AC/LP2951AC–XX

1.200

–

1.270

1.260

Reference Voltage (T = –40 to +125°C)

ref

= 100 µA to 100 mA, V = 23 to 30 V

LP2951C/LP2951C–XX

LP2951AC/LP2951AC–XX

1.185

1.190

–

1.285

1.270

Feedback Pin Bias Current

ERROR COMPARATOR

Output Leakage Current (V

–

= 30 V)

–

0.01

150

1.0

250

–

µA

lkg

Output Low Voltage (V = 4.5 V, I

= 400 µA)

Upper Threshold Voltage (V = 6.0 V)

–

thu

Lower Threshold Voltage (V = 6.0 V)

–

thl

Hysteresis (V = 6.0 V)

–

SHUTDOWN INPUT

Input Logic Voltage

shtdn

Logic “0” (Regulator “On”)

Logic “1” (Regulator “Off”)

2.0

–

0.7

Shutdown Pin Input Current

µA

shtdn

= 2.4 V

= 30 V

–

450

600

Regulator Output Current in Shutdown Mode

(V = 30 V, V = 2.0 V, V = 0, Pin 6 Connected to Pin 7)

off

–

3.0

in shtdn

NOTES: 1. Low duty pulse techniques are used during test to maintain junction temperature as close to ambient as possible.

2. V is the part number voltage option.

O(nom)

3. Noise tests on the LP2951 are made with a 0.01 µF capacitor connected across Pins 7 and 1.

http://onsemi.com

1 2 345 6 7...16

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