LT1129CF-3.3 Просмотр технического описания (PDF) - Linear Integrated System

Номер в каталоге

Компоненты Описание

производитель

LT1129CF-3.3

Micropower Low Dropout Regulators with Shutdown

Linear Integrated System 

LT 1129/LT 1129-3.3/LT 1129-5

ELECTRICAL CHARACTERISTICS The ● denotes the specifications which apply over the full operating

temperature range, otherwise specifications are at TA = 25°C.

PARAMETER

Regulated Output Voltage

(Notes 4, 12)

Line Regulation (Note 12)

Load Regulation (Note 12)

Dropout Voltage

(Note 6)

Ground Pin Current

(Note 7)

Adjust Pin Bias Current (Notes 5, 8)

Shutdown Threshold

Shutdown Pin Current (Note 9)

Quiescent Current in Shutdown

(Note 10)

Ripple Rejection

Current Limit

Input Reverse Leakage Current

Reverse Output Current (Note 11)

CONDITIONS

LT1129-3.3

VIN = 3.8V, IOUT = 1mA, TJ = 25°C

4.3V < VIN < 20V, 1mA < IOUT < 700mA

LT1129-5

VIN = 5.5V, IOUT = 1mA, TJ = 25°C

6V < VIN < 20V, 1mA < IOUT < 700mA

LT1129 (Note 5)

VIN = 4.3V, IOUT = 1mA, TJ = 25°C

4.8V < VIN < 20V, 1mA < IOUT < 700mA

LT1129-3.3

∆VIN = 4.8V to 20V, IOUT = 1mA

LT1129-5

∆VIN = 5.5V to 20V, IOUT = 1mA

LT1129 (Note 5) ∆VIN = 4.3V to 20V, IOUT = 1mA

LT1129-3.3

∆ILOAD = 1mA to 700mA, TJ = 25°C

∆ILOAD = 1mA to 700mA

LT1129-5

∆ILOAD = 1mA to 700mA, TJ = 25°C

∆ILOAD = 1mA to 700mA

LT1129 (Note 5)

∆ILOAD = 1mA to 700mA, TJ = 25°C

∆ILOAD = 1mA to 700mA

ILOAD = 10mA, TJ = 25°C

ILOAD = 10mA

ILOAD = 100mA, TJ = 25°C

ILOAD = 100mA

ILOAD = 500mA, TJ = 25°C

ILOAD = 500mA

ILOAD = 700mA, TJ = 25°C

ILOAD = 700mA

ILOAD = 0mA

ILOAD = 10mA

ILOAD = 100mA

ILOAD = 300mA

ILOAD = 500mA

ILOAD = 700mA

TJ = 25°C

VOUT = Off to On

VOUT = On to Off

VSHDN = 0V

VIN = 6V, VSHDN = 0V

VIN – VOUT = 1V (Avg), VRIPPLE = 0.5VP-P,

fRIPPLE = 120Hz, ILOAD = 0.7A, TJ = 25°C

VIN – VOUT = 7V, TJ = 25°C

VIN = –20V, VOUT = 0V

LT1129-3.3

LT1129-5

LT1129 (Note 5)

VOUT = 3.3V, VIN = 0V

VOUT = 5V, VIN = 0V

VOUT = 3.8V, VIN = 0V

MIN

3.250

● 3.200

4.925

● 4.850

3.695

● 3.640

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

●

● 0.25

●

●

TYP

3.300

3.300

5.000

5.000

3.750

3.750

1.5

1.5

1.5

6

15

6

20

6

15

0.13

0.25

0.37

0.45

50

310

2.0

10

25

50

150

1.2

0.75

6

15

MAX

3.350

3.400

5.075

5.150

3.805

3.860

10

10

10

20

30

20

30

20

30

0.20

0.25

0.35

0.45

0.45

0.60

0.55

0.70

70

450

3.5

20

45

90

300

2.8

10

25

UNITS

V

V

V

V

V

V

mV

mV

mV

mV

mV

mV

mV

mV

mV

V

V

V

V

V

V

V

V

µA

µA

mA

mA

mA

mA

nA

V

V

µA

µA

52

64

dB

1.2

1.6

A

●

1.0

mA

16

25

µA

16

25

µA

16

25

µA

112935fc

3

Share Link: