LP2985-50DBVR

更新时间： 2024-02-09 00:08:17

品牌	Logo	应用领域
德州仪器 - TI		稳压器
页数	文件大小	规格书
24页	782K
描述
150-mA LOW-NOISE LOW-DROPOUT REGULATOR WITH SHUTDOWN

阅读下载

获取价格

数据手册

如果您发现信息不准确，欢迎纠错

LP2985-50DBVR 数据手册

LP2985

150-mA LOW-NOISE LOW-DROPOUT REGULATOR

WITH SHUTDOWN

www.ti.com

SLVS522F–JULY 2004–REVISED AUGUST 2005

Electrical Characteristics

at specified virtual junction temperature range, V_IN= V_OUT(NOM)+ 1 V, V_ON/OFF= 2 V, C_IN= 1 µF, I_L= 1 mA, C_OUT= 4.7 µF

(unless otherwise noted)

LP2985A-xx

MIN TYP

LP2985-xx

MIN TYP

PARAMETER

TEST CONDITIONS

I_L= 1 mA

T_J

UNIT

MAX

1.5

25°C

–1

–1.5

–2.5

–3.5

–1.5

–2.5

–3.5

–3

1.5

2.5

3.5

2.5

Output

1 mA ≤ I_L≤ 50 mA

1 mA ≤ I_L≤ 150 mA

V_IN= [V_OUT(NOM)+ 1 V] to 16 V

I_L= 0

∆V_OUT

voltage

tolerance

–40°C to 125°C

25°C

3.5 %V_NOM

–40°C to 125°C

25°C

–4

0.007 0.014

0.032

0.007 0.014

0.032

Line

regulation

%/V

–40°C to 125°C

25°C

–40°C to 125°C

25°C

I_L= 1 mA

–40°C to 125°C

25°C

Dropout

V_IN– V_OUT

I_L= 10 mA

voltage⁽¹⁾

–40°C to 125°C

25°C

120

280

150

225

350

575

120

280

150

225

350

575

I_L= 50 mA

–40°C to 125°C

25°C

I_L= 150 mA

I_L= 0

–40°C to 125°C

25°C

–40°C to 125°C

25°C

125

110

170

220

400

600

1000

1500

2500

0.8

125

110

170

220

400

600

1000

1500

2500

0.8

I_L= 1 mA

–40°C to 125°C

25°C

120

350

850

120

350

850

I_L= 10 mA

–40°C to 125°C

25°C

Ground

current

I_GND

µA

I_L= 50 mA

–40°C to 125°C

25°C

I_L= 150 mA

–40°C to 125°C

25°C

V_ON/OFF< 0.3 V (OFF)

V_ON/OFF< 0.15 V (OFF)

0.01

0.05

0.01

0.05

–40°C to 105°C

–40°C to 125°C

25°C

1.4

0.55

0.01

1.4

0.55

0.01

V_ON/OFF= HIGH → O/P ON

V_ON/OFF= LOW → O/P OFF

V_ON/OFF= 0

ON/OFF

input

–40°C to 125°C

25°C

1.6

V_ON/OFF

voltage⁽²⁾

–40°C to 125°C

25°C

0.15

–2

0.15

–2

ON/OFF

input

–40°C to 125°C

25°C

I_ON/OFF

µA

current

V_ON/OFF= 5 V

–40°C to 125°C

Output

noise

(RMS)

BW = 300 Hz to 50 kHz,

C_OUT= 10 µF,

C_BYPASS= 10 nF

V_n

25°C

µV

Ripple

rejection

f = 1kHz, C_OUT= 10 µF,

C_BYPASS= 10 nF

∆V_OUT/∆V_IN

(1) Dropout voltage is defined as the input-to-output differential at which the output voltage drops 100 mV below the value measured with a

1-V differential.

(2) The ON/OFF input must be driven properly for reliable operation (see Application Information).

1 2 3 456 7 8...24

下载PDF

与LP2985-50DBVR相关器件

型号	品牌	描述	获取价格	数据表
LP2985-50DBVRG4	TI	150-mA LOW-NOISE LOW-DROPOUT REGULATOR WITH SHUTDOWN	获取价格
LP2985-50DBVT	TI	150-mA LOW-NOISE LOW-DROPOUT REGULATOR WITH SHUTDOWN	获取价格
LP2985-50DBVTG4	TI	150-mA LOW-NOISE LOW-DROPOUT REGULATOR WITH SHUTDOWN	获取价格
LP2985-50YZQR	TI	5V FIXED POSITIVE LDO REGULATOR, 0.575V DROPOUT, PBGA5, LEAD FREE, WCSP-5	获取价格
LP2985A	TI	150MA LOW NOISE LOW DROPOUT REGULATOR WITH SHUTDOWN	获取价格
LP2985A-10	TI	150-mA Low-noise Low-dropout Regulator With Shutdown	获取价格