2

LT1610

(Note 1)

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

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

Current into FB Pin ..............................................

±1mA

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

Consult factory for Military grade parts.

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

ORDER PART

NUMBER

LT1610CS8

LT1610IS8

S8 PART MARKING

1610

1610I

ORDER PART

NUMBER

LT1610CMS8

MS8 PART MARKING

LTDT

1

2

3

4

FB

SHDN

PGND

8

7

6

5

COMP

GND

SW

TOP VIEW

MS8 PACKAGE

8-LEAD PLASTIC MSOP

1

2

3

4

8

7

6

5

TOP VIEW

FB

SHDN

PGND

COMP

GND

SW

S8 PACKAGE

8-LEAD PLASTIC SO

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

Minimum Operating Voltage

0.9

1

V

Maximum Operating Voltage

8V

Feedback Voltage

q

1.20

1.23

1.26

V

Quiescent Current

30

60

µA

Quiescent Current in Shutdown

0.01

0.5

µA

0.01

1.0

µA

FB Pin Bias Current

q

27

80

nA

Reference Line Regulation

1V

0.6

1

%/V

1V

2

%/V

2V

0.03

0.15

%/V

2V

0.2

%/V

Error Amp Transconductance

∆I = 2µA25

µmhos

Error Amp Voltage Gain

100

V/V

Switching Frequency

q

1.4

1.7

2

MHz

Maximum Duty Cycle

77

80

95

%

q

75

95

%

ELECTRICAL C

C

(Note 2)