LT3799EMSE#PBF Linear Technology, LT3799EMSE#PBF Datasheet - Page 20

• Manufacturer Part Number: LT3799EMSE#PBF
• Description: IC, LED DRVR, MSOP-16
• Manufacturer: Linear Technology

Specifications of LT3799EMSE#PBF

• Led Driver Application: High Power LED Driver, Automotive Lighting
• No. Of Outputs: 1
• Output Current: 3A
• Input Voltage: 18V
• Dimming Control Type: Analog
• Topology: Flyback
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

LT3799
TYPICAL APPLICATION
RELATED PARTS
PART NUMBER
LT3755/ LT3755-1/
LT3755-2
LT3756/ LT3756-1/
LT3756-2
LT3743
LT3518
LT3517
LT3741
20
BR1: DIODES, INC. HD06
D1:
D2, D3: DIODES INC. BAV20W
D4:
Z1:
Z2:
T1:
M1:
TO 265V
90V
AC
CENTRAL SEMICONDUCTOR CMR1U-06M
DIODES INC. DFLS1150
FAIRCHILD SMBJ170A
CENTRAL SEMICONDUCTOR CMZ5938B
WÜRTH ELEKTRONIK WE750813144
ST MICRO STD12N65M5
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
39mH
L1
DESCRIPTION
High Side 60V, 1MHz LED Controller with 3000:1
True Color PWM™ Dimming
High Side 100V, 1MHz LED Controller with 3000:1
True Color PWM Dimming
Synchronous Step-Down 20A LED Driver with
Three-State LED Current Control
2.3A, 2.5MHz High Current LED Driver with 3000:1
Dimming
1.3A, 2.5MHz High Current LED Driver with 3000:1
Dimming
High Power, Constant-Current, Constant-Voltage
Synchronous Step-Down Controller
FAULT
●
FAX: [phone]
C1
47nF
750μH
L2
R18
100k
0.1μF
R16
10k
C2
PHOTOCELL
BR1
Universal Input TRIAC Dimmable 14W LED Driver
●
www.linear.com
R1
250Ω
R2
250Ω
C3
0.22μF
R17
10k
R3
499k
R4
499k
R5
3.48k
R9
40.2k
R10
23.2k
0.1μF
V
V
CTRL3
CTRL2
CTRL1
FAULT
R7
100k
R8
100k
D3
IN_SENSE
REF
C6
V
COMMENTS
V
I
V
I
V
5mm × 8mm QFN-52 Package
V
4mm × 4mm QFN-16 Package
V
4mm × 4mm QFN-16 Package
V
4mm × 4mm QFN-20 and TSSOP-20E Packages
SD
SD
CT
IN
IN
IN
IN
IN
IN
IN
: 4.5V to 40V, V
: 6V to 100V, V
: 5.5V to 36V, Dimming: 10000:1 True Color PWM, I
: 3V to 30V, Dimming: 3000:1 True Color PWM, I
: 3V to 30V, Dimming: 3000:1 True Color PWM, I
: 6V to 36V, Average Current Mode Control, I
< 1μA, 3mm × 3mm QFN-16 and MSOP-16E Packages
< 1μA, 3mm × 3mm QFN-16 and MSOP-16E Packages
COMP
LT3799
C5
10μ F
D2
C7, 0.1μF
+
4.7pF
20Ω
R6
C4
INTV
SENSE
COMP
GATE
DCM
GND
CC
FB
OUT(MAX)
OUT(MAX)
–
R13
2k
R4
100k
R15
5.90k
20Ω
R16
= 100V, Dimming: 3000:1 True Color PWM,
C9
4.7μF
= 60V, Dimming: 3000:1 True Color PWM,
D1
Z1
© LINEAR TECHNOLOGY CORPORATION 2011
R
0.10Ω
S
4:1:0.71
2.2nF
D4
C8
SD
< 1μA,
C10
390μ F
× 2
SD
SD
Z2
LT 0411 • PRINTED IN USA
< 1μA,
< 1μA,
SD
3799 TA04
< 1μA,
0.5A
14W
LED
POWER
3799f