LTC1258 datasheet(3/8 Pages) LINER

3 / 8 page

LTC1258 Series

1258sfb

ELECTRICAL CHARACTERISTICS

Note 1: Stresses beyond those listed under Absolute Maximum Ratings

may cause permanent damage to the device. Exposure to any Absolute

Maximum Rating condition for extended periods may affect device

reliability and lifetime.

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VIN

Input Voltage Range

12.6

IIN

Input Current

FB = OUT for LTC1258

6.5

8.5

μA

VOUT

Output Voltage (Note 4)

LTC1258 (S8), FB = OUT

LTC1258-2.5 (S8)

LTC1258-3 (S8)

LTC1258-4.1 (S8)

LTC1258-5 (S8)

LTC1258 (MS8), FB = OUT

LTC1258-2.5 (MS8)

LTC1258-3 (MS8)

LTC1258-4.1 (MS8)

LTC1258-5 (MS8)

2.3755

2.4963

2.9955

4.090

4.9925

2.374

2.4948

2.994

4.0885

4.991

2.385

2.5

4.096

2.385

2.5

4.096

2.3945

2.5037

3.0045

4.102

5.0075

2.396

2.5052

3.006

4.1035

5.009

Output Voltage Noise (Note 5)

0.1Hz ≤ f ≤ 10Hz

ppmP-P

Output Voltage Temp Coefﬁcient (Note 6)

TMIN ≤ TJ ≤ TMAX (S8)

TMIN ≤ TJ ≤ TMAX (MS8)

ppm/°C

VOUT/VIN

Line Regulation

VIN = (VOUT(NOMINAL) + 0.2V) to 12.6V

120

ppm/V

VOUT/IOUT

Load Regulation (Note 7)

Sourcing 0mA to 10mA

0.1

0.3

mV/mA

Sinking 0mA to 2mA

1.75

4.0

6.5

mV/mA

ISC

Short-Circuit Output Current

VOUT Shorted to GND

VOUT Shorted to VIN

ΔVDO

Dropout Voltage (Note 8)

IOUT = 0, ΔVOUT ≤ 0.1%

IOUT = 10mA, ΔVOUT ≤ 0.1%

100

200

VHYST

Output Hysteresis (Note 9)

ΔT = –40°C to 85°C

ΔT = 0°C to 70°C

200

ppm

IFB

FB Pin Input Current

LTC1258, OUT = FB

The

l denotes the speciﬁcations which apply over the full operating

temperature range, otherwise speciﬁcations are at TA = 25°C. VIN = VOUT(NOMINAL) + 0.2V, IOUT = 0mA, FB = OUT for the LTC1258 unless

otherwise noted.

OUTPUT

VOLTAGE

(V)

TEMPERATURE

RANGE

(°C)

ACCURACY

(%)

TEMPERATURE

COEFFICENT

(ppm/°C)

PACKAGE TYPE

SO-8 (S8)

MSOP-8 (MS8)

ORDER NUMBER

PART MARKING

ORDER NUMBER

PART MARKING

2.5

0 to 70

0.15

0.21

LTC1258CS8-2.5

12582

LTC1258CMS8-2.5

LTCF

0 to 70

0.15

0.20

LTC1258CS8-3

12583

LTC1258CMS8-3

LTEU

4.096

0 to 70

0.15

0.18

LTC1258CS8-4.1

125841

LTC1258CMS8-4.1

LTEN

0 to 70

0.15

0.18

LTC1258CS8-5

12585

LTC1258CMS8-5

LTEM

OBSOLETE

Adjustable

0 to 70

0.4

0.46

LTC1258CS8

1258

LTC1258CMS8

LTEL

AVAILABLE OPTIONS

Note 2: The LTC1258 is guaranteed functional over the operating

temperature range of –40°C to 100°C.

Note 3: If the part is stored outside of the speciﬁed operating temperature

range, the output may shift due to hysteresis.

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