LT1610 Просмотр технического описания (PDF) - Linear Technology

Номер в каталоге

Компоненты Описание

Список матч

LT1610

1.7MHz, Single Cell Micropower DC/DC Converter

Linear Technology 

LT1610

ABSOLUTE MAXIMUM RATINGS

(Note 1)

VIN Voltage ................................................................ 8V

SW Voltage ............................................... – 0.4V to 30V

FB Voltage ..................................................... VIN + 0.3V

VC Voltage ................................................................ 2V

COMP Voltage .......................................................... 2V

Current into FB Pin .............................................. ±1mA

SHDN Voltage ............................................................ 8V

Maximum Junction Temperature ......................... 125°C

Operating Temperature Range (Note 1)

Commercial ............................................. 0°C to 70°C

Extended Commercial (Note 2) .......... – 40°C to 85°C

Industrial ........................................... – 40°C to 85°C

Storage Temperature Range ................. – 65°C to 150°C

Lead Temperature (Soldering, 10 sec).................. 300°C

PACKAGE/ORDER INFORMATION

TOP VIEW

VC 1

FB 2

SHDN 3

PGND 4

8 COMP

7 GND

6 VIN

5 SW

MS8 PACKAGE

8-LEAD PLASTIC MSOP

TJMAX = 125°C, θJA = 160°C/W

ORDER PART

NUMBER

LT1610CMS8

MS8 PART MARKING

LTDT

Consult factory for Military grade parts.

TOP VIEW

VC 1

FB 2

SHDN 3

PGND 4

8 COMP

7 GND

6 VIN

5 SW

S8 PACKAGE

8-LEAD PLASTIC SO

TJMAX = 125°C, θJA = 120°C/W

ORDER PART

NUMBER

LT1610CS8

LT1610IS8

S8 PART MARKING

1610

1610I

ELECTRICAL CHARACTERISTICS The q denotes specifications which apply over the specified temperature

range, otherwise specifications are at TA = 25°C. Commercial grade 0°C to 70°C, VIN = 1.5V, VSHDN = VIN, unless otherwise noted.

(Note 2)

PARAMETER

Minimum Operating Voltage

Maximum Operating Voltage

Feedback Voltage

Quiescent Current

Quiescent Current in Shutdown

FB Pin Bias Current

Reference Line Regulation

Error Amp Transconductance

Error Amp Voltage Gain

Switching Frequency

Maximum Duty Cycle

CONDITIONS

VSHDN = 1.5V, Not Switching

VSHDN = 0V, VIN = 2V

VSHDN = 0V, VIN = 5V

1V ≤ VIN ≤ 2V (25°C, 0°C)

1V ≤ VIN ≤ 2V (70°C)

2V ≤ VIN ≤ 8V (25°C, 0°C)

2V ≤ VIN ≤ 8V (70°C)

∆I = 2µA

MIN

q 1.20

q

q 1.4

77

q 75

TYP MAX

0.9

1

8

1.23 1.26

30

60

0.01 0.5

0.01 1.0

27

80

0.6

1

2

0.03 0.15

0.2

25

100

1.7

2

80

95

95

UNITS

V

V

V

µA

µA

µA

nA

%/V

%/V

%/V

%/V

µmhos

V/V

MHz

%

%

2

Share Link: