LM3424 Datasheet, PDF(48/69 Page) National Semiconductor (TI) – Constant Current N-Channel Controller with Thermal Foldback for Driving LEDs

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LM3424 Datasheet, PDF (48/69 Pages) National Semiconductor (TI) – Constant Current N-Channel Controller with Thermal Foldback for Driving LEDs

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LM3424, LM3424-Q1

SNVS603C â AUGUST 2009 â REVISED AUGUST 2015

8.2.3.2 Detailed Design Procedure

QTY

PART ID

LM3424

CBYP

CCMP

CFS

CIN

COUT

COV

CNTC, CSS

CREF

Q1, Q2

RBIAS

RCSH, ROV1

RFS

RGAIN

RHSP, RHSN

RLIM

ROV2

RREF1, RREF2

RSNS

RSLP, RUV2

RUV1

RUVH

NTC

Table 2. Bill of Materials

PART VALUE

Boost controller

2.2 ÂµF X7R 10% 16V

0.1 ÂµF X7R 10% 25V

DNP

4.7 ÂµF X7R 10% 100V

10 ÂµF X7R 10% 50V

47 pF COG/NPO 5% 50V

0.27 ÂµF X7R 10% 25V

1 ÂµF X7R 10% 25V

Schottky 60V 5A

33 ÂµH 20% 6.3A

NMOS 60V 8A

NMOS 60V 115mA

19.6 kâ¦ 1%

12.4 kâ¦ 1%

0â¦ 1%

6.49 kâ¦ 1%

1.0 kâ¦ 1%

0.06â¦ 1% 1W

499 kâ¦ 1%

49.9 kâ¦ 1%

0.1â¦ 1% 1W

10.0 kâ¦ 1%

14.3 kâ¦ 1%

1.82 kâ¦ 1%

17.8 kâ¦ 1%

Thermistor 100 kâ¦ 5%

MANUFACTURER

MURATA

TDK

AVX

MURATA

COMCHIP

COILCRAFT

VISHAY

ON-SEMI

VISHAY

TDK

www.ti.com

PART NUMBER

LM3424MH

GRM21BR71C225KA12L

GRM21BR71E104KA01L

C5750X7R2A475K

C4532X7R1H106K

08055A470JAT2A

GRM21BR71E274KA01L

GRM21BR71E105KA01L

CDBC560-G

MSS1278-333MLB

SI4436DY

2N7002ET1G

CRCW080519K6FKEA

CRCW080512K4FKEA

CRCW08050000Z0EA

CRCW08056K49FKEA

CRCW08051K00FKEA

WSL2512R0600FEA

CRCW0805499KFKEA

CRCW080549K9FKEA

WSL2512R1000FEA

CRCW080510K0FKEA

CRCW080514K3FKEA

CRCW08051K82FKEA

CRCW080517K8FKEA

NTCG204H154J

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