Datasheet > LP2982

LP2982

更新时间： 2023-09-03 20:28:32

品牌	Logo	应用领域
德州仪器 - TI		稳压器
页数	文件大小	规格书
29页	965K
描述
具有低噪声和使能功能的 50mA、16V、低压降稳压器

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数据手册

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LP2982 数据手册

LP2982

SNVS128K –MARCH 2000–REVISED JUNE 2016

www.ti.com

Electrical Characteristics (continued)

Unless otherwise specified: T_J= 25°C, V_IN= V_O(NOM)+ 1 V, I_L= 1 mA, C_OUT= 1 μF, V_ON/OFF= 2 V.

LP2982AI-XX⁽¹⁾

LP2982I-XX⁽¹⁾

PARAMETER

TEST CONDITIONS

UNIT

MIN

TYP

MAX

MIN

TYP

MAX

High = O/P ON

1.4

High = O/P ON

–40°C ≤ T_J≤ 125°C

1.6

ON/OFF input

voltage⁽³⁾

V_ON/OFF

Low = O/P OFF

0.55

Low = O/P OFF

–40°C ≤ T_J≤ 125°C

0.15

–2

0.15

–2

V_ON/OFF= 0 V

0.01

V_ON/OFF= 0 V

–40°C ≤ T_J≤ 125°C

I_ON/OFF

ON/OFF input current

Peak output current

μA

V_ON/OFF= 5 V

–40°C ≤ T_J≤ 125°C

I_O(PK)

e_n

V_OUT≥ V_O(NOM)− 5%

150

100

Output noise voltage

(RMS)

BW = 300 Hz to 50 kHz

C_OUT= 10 μF

μV

ΔV_O/ΔV_INRipple rejection

I_O(MAX)Short-circuit current

ƒ = 1 kHz, C_OUT= 10 μF

R_L= 0 Ω (steady state)⁽⁴⁾

150

(3) The ON/OFF inputs must be properly driven to prevent misoperation. For details, see Operation With ON/OFF Control.

(4) See related curve(s) in Typical Characteristics section.

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