LTC1159CG-3.3 datasheet(2/20 Pages) LINER

Part #	LTC1159CG-3.3

Description	High Efficiency Synchronous Step-Down Switching Regulators

Download	20 Pages

Scroll/Zoom	100%

Manufacturer	LINER [Linear Technology]

Direct Link	http://www.linear.com

Logo

2 / 20 page

2

LTC1159/LTC1159-3.3/LTC1159-5

SYMBOL

PARAMETER

CONDITIONS

MIN

TYP

MAX

UNITS

VFB

Feedback Voltage (LTC1159 Only)

q

1.21

1.25

1.29

V

IFB

Feedback Current (LTC1159 Only)

q

0.2

µA

VOUT

Regulated Output Voltage

VIN = 9V

LTC1159-3.3

ILOAD = 700mA

q

3.23

3.33

3.43

V

LTC1159-5

ILOAD = 700mA

q

4.90

5.05

5.20

V

∆VOUT

Output Voltage Line Regulation

VIN = 9V to 40V

– 40

0

40

mV

Output Voltage Load Regulation

LTC1159-3.3

5mA < ILOAD < 2A

q

40

65

mV

LTC1159-5

5mA < ILOAD < 2A

q

60

100

mV

Burst Mode Output Ripple

ILOAD = 0A

50

mVP-P

IIN

VIN Pin Current (Note 3)

Normal Mode

VIN = 12V, EXTVCC = 5V

200

µA

VIN = 40V, EXTVCC = 5V

300

µA

Shutdown

VIN = 12V, VSHDN2 = 2V

15

µA

VIN = 40V, VSHDN2 = 2V

25

µA

IEXTVCC

EXTVCC Pin Current (Note 3)

EXTVCC = 5V, Sleep Mode

250

µA

VCC

Internal Regulator Voltage

VIN = 12V to 40V, EXTVCC = 0V, ICC = 10mA

q

4.25

4.5

4.75

V

VIN – VCC

VCC Dropout Voltage

VIN = 4V, EXTVCC = Open, ICC = 10mA

300

400

mV

A

G

A

U

A

R

BSOLUTEXI

TI

S

Input Supply Voltage (Pin 2)...................... – 15V to 60V

VCC Output Current (Pin 3) .................................. 50mA

Continuous Pin Currents (Any Pin) ...................... 50mA

Sense Voltages ......................................... – 0.3V to 13V

Shutdown Voltages ................................................... 7V

EXTVCC Input Voltage ............................................. 15V

Operating Temperature Range .................... 0

°C to 70°C

Extended Commercial

Temperature Range ............................... – 40

°C to 85°C

Junction Temperature (Note 1) ............................ 125

°C

Storage Temperature Range ................ – 65

°C to 150°C

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

°C

PACKAGE/ORDER I FOR ATIO

LTC1159CG

LTC1159CG-3.3

LTC1159CG-5

ORDER PART

NUMBER

TJMAX = 125°C, θJA = 135°C/ W

LTC1159CN

LTC1159CN-3.3

LTC1159CN-5

LTC1159CS

LTC1159CS-3.3

LTC1159CS-5

ORDER PART

NUMBER

1

2

3

4

5

6

7

8

9

10

TOP VIEW

G PACKAGE

20-LEAD PLASTIC SSOP

20

19

18

17

16

15

14

13

12

11

P-GATE

VIN

VCC

P-DRIVE

VCC

CT

ITH

SENSE–

CAP

SHDN2

EXTVCC

P-GND

N-GATE

P-GND

S-GND

SHDN1

VFB

SENSE+

Consult factory for Industrial and Military grade parts.

ELECTRICAL C

C

HARA TERISTICS T

A = 25°C, VIN = 12V, VSHDN1 = 0V (Note 2), unless otherwise noted.

1

2

3

4

5

6

7

8

TOP VIEW

S PACKAGE

16-LEAD PLASTIC SO

N PACKAGE

16-LEAD PDIP

16

15

14

13

12

11

10

9

P-GATE

VIN

VCC

P-DRIVE

VCC

CT

ITH

SENSE–

CAP

SHDN2

EXTVCC

N-GATE

P-GND

S-GND

SENSE+

*FIXED OUTPUT VERSIONS

VFB (SHDN1)*

TJMAX = 125°C, θJA = 80°C/ W (N)

TJMAX = 125°C, θJA = 110°C/ W (S)

Similar Part No. - LTC1159CG-3.3

Manufacturer	Part #	Datasheet	Description
Linear Technology	LTC1159CG-3.3	280Kb / 20P	High Efficiency Synchronous Step-Down Switching Regulators

More results

Similar Description - LTC1159CG-3.3

Manufacturer	Part #	Datasheet	Description
Linear Technology	LTC1148	384Kb / 20P	High Efficiency Synchronous Step-Down Switching Regulators
	LTC1148-5	247Kb / 20P	High Efficiency Synchronous Step-Down Switching Regulators
	LTC1149	333Kb / 20P	High Efficiency Synchronous Step-Down Switching Regulators
	LTC1159	290Kb / 20P	High Efficiency Synchronous Step-Down Switching Regulators
	LTC1148	237Kb / 20P	High Efficiency Synchronous Step-Down Switching Regulators
	LTC1148	247Kb / 20P	High Efficiency Synchronous Step-Down Switching Regulators
	LTC1149-3.3	333Kb / 20P	High Efficiency Synchronous Step-Down Switching Regulators
Analog Devices	ADP1148	191Kb / 16P	High Efficiency Synchronous Step-Down Switching Regulators REV. A
Linear Technology	LTC1149-5	333Kb / 20P	High Efficiency Synchronous Step-Down Switching Regulators
Linear Technology	LTC1149	389Kb / 20P	High Efficiency Synchronous Step-Down Switching Regulators

More results

LTC1159CG-3.3 Datasheet(PDF) 2 Page - Linear Technology

LTC1159CG-3.3 Datasheet(HTML) 2 Page - Linear Technology

Similar Part No. - LTC1159CG-3.3

Similar Description - LTC1159CG-3.3

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20

Datasheet Download

Link URL