LT3598IFE#TRPBF

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P18 P19-P21 P22-P24

LT3598

19

3598fb

TYPICAL APPLICATIONS

L1

10μH

D1

C2

4.7μF

3598 TA02a

LT3598

V

O_SW

FB

OPENLED

PWM

SHDN

SYNC

LED1

LED2

LED3

LED4

LED5

LED6

V

OUT

SWV

IN

R4

2.4M

R5

140k

R3

14.7k

R7

178k

C1: MURATA GRM21BR71E225K

C2: MURATA GRM32ER71H475K

C3: TAIYO YUDEN LMK212BJ225MG

D1: DIODES, INC. SBR140S3

L1: TOKO 1123AS-100M

R9

10k

R6

100k

PWM

SHDN

SYNC

C1

2.2μF

PV

IN

11.4V TO 12.6V

C3

2.2μF

V

IN

3.2V TO 5.5V

R

C

2k

C

C

10nF

RT

CTRL

V

REF

V

C

SS GND

T

SET

I

SET

C4

0.1μF

C5

47pF

R1

21.5k

R8

107k

20mA

C6

100pF

2 MHz LED Driver for 20 White LEDs

PWM Dimming (3000:1)

PWM

5V/DIV

I

L

200mA/DIV

I

LED, total

50mA/DIV

3598 TA07a

PV

IN

= 12V, V

IN

= 3.3V

1μs/DIV

LT3598

20

3598fb

PWM

5V/DIV

I

L

500mA/DIV

I

LED, total

50mA/DIV

3598 TA06

PV

IN

= V

IN

= 5V

5μs/DIV

TYPICAL APPLICATIONS

1 MHz LED Driver for 36 White LEDs

PWM Dimming (20μS Pulse Width)

L1

10μH

D1

C2

4.7μF s 2

3598 TA07

LT3598

V

O_SW

FB

OPENLED

PWM

SHDN

SYNC

LED1

LED2

LED3

LED4

LED5

LED6

V

OUT

SWV

IN

R4

2.4M

R5

76.8k

R3

11.5k

C1: MURATA GRM21BR71A225K

C2: MURATA GRM32ER71H475K

D1: DIODES, INC. SBR140S3

L1: VISHAY IHLP-2525BD-01

R9

10k

R6

100k

PWM

SHDN

SYNC

C1

2.2μF

V

IN

5V

C3

1μF

R

C

3k

C

C

10nF

RT

CTRL

V

REF

V

C

SS GND

T

SET

I

SET

C4

0.1μF

C5

47pF

C6

100pF

R1

53.6k

R8

107k

25mA

LT3598

21

3598fb

PACKAGE DESCRIPTION

FE24 (AA) TSSOP 0208 REV Ø

0.09 – 0.20

(.0035 – .0079)

0o – 8o

0.25

REF

RECOMMENDED SOLDER PAD LAYOUT

0.50 – 0.75

(.020 – .030)

4.30 – 4.50*

(.169 – .177)

134

5

6

7

8 9 10 11 12

14 13

7.70 – 7.90*

(.303 – .311)

3.25

(.128)

2.74

(.108)

2021222324 19 18 17 16 15

1.20

(.047)

MAX

0.05 – 0.15

(.002 – .006)

0.65

(.0256)

BSC

0.195 – 0.30

(.0077 – .0118)

TYP

2

2.74

(.108)

0.45 p0.05

0.65 BSC

4.50 p0.10

6.60 p0.10

1.05 p0.10

3.25

(.128)

MILLIMETERS

(INCHES)

*DIMENSIONS DO NOT INCLUDE MOLD FLASH. MOLD FLASH

SHALL NOT EXCEED 0.150mm (.006") PER SIDE

NOTE:

1. CONTROLLING DIMENSION: MILLIMETERS

2. DIMENSIONS ARE IN

3. DRAWING NOT TO SCALE

SEE NOTE 4

4. RECOMMENDED MINIMUM PCB METAL SIZE

FOR EXPOSED PAD ATTACHMENT

6.40

(.252)

BSC

FE Package

24-Lead Plastic TSSOP (4.4mm)

(Reference LTC DWG # 05-08-1771 Rev Ø)

Exposed Pad Variation AA

P1-P3 P4-P6 P7-P9 P10-P12 P13-P15 P16-P18 P19-P21 P22-P24

LT3598IFE#TRPBF

Mfr. #:

Buy LT3598IFE#TRPBF

Manufacturer:

Analog Devices / Linear Technology

Description:

LED Lighting Drivers 6-String 30mA LED Driver with +/-1.5% Current Matching

Lifecycle:

New from this manufacturer.

Delivery:

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Payment:

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