LT3799EMSE-1-PBF 查看數據表（PDF） - Linear Technology
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LT3799EMSE-1-PBF Datasheet PDF : 20 Pages
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LT3799-1
TYPICAL APPLICATION
L1
10mH
C1
0.47μF
L2
10mH
90V to 305V AC Input 108W LED Driver
L3
150μH
D1
D3
90V
TO 305V
AC
D2
D4
C2
0.47μF
R1
249k
R10
499k R2
249k
R11
499k D6
VIN
R5
D5 20Ω
C21
C3
4.7pF
22μF
R7
2k
R3
DCM
100k
R12
3.09k
VIN_SENSE
LT3799-1
FB
R4
R6
4.32k 200k
R18
R19
100k 40.2k
VREF
CTRL3
CTRL2
R25
17.8Ω
GATE
R20
16.9k
FAULT
D1, D2, D3, D4: IN4005
D5, D6: DIODES INC. BAV20W
D7: CENTRAL SEMICONDUCTOR CMR1U-10M
T1: WÜRTH ELEKTRONIK-750811351
M1: INFINEON SPP17N80C3
Z4: LITTLE FUSE SMCJ220CA
Z2: FAIRCHILD SEMICONDUCTOR SMBJ130A
Z3: FAIRCHILD SEMICONDUCTOR SMCJ40A
D9: CENTRAL SEMICONDUCTOR CMR1U-02M
D8: DIODES INC SBR10U300CT
CTRL1
SENSE
INTVCC
FAULT
CT
INTVCC
GND COMP+ COMP–
C8
4.7μF
C7
C6
0.1μF
10nF
T1
C13
2.2nF
220V
Z4
D7
M1
R8
15m
D8
Z2
D9
3A
C10
R9
1000μF
10k
Z3
C9
40V
10μF
C20
2.2nF
108W
LED
POWER
37991 TA04
RELATED PARTS
PART NUMBER
LT3755/ LT3755-1/
LT3755-2
LT3756/ LT3756-1/
LT3756-2
LT3743
LT3518
LT3517
LT3741
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
20 LinearTechnology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 ● FAX: (408) 434-0507 ● www.linear.com
COMMENTS
VIN: 4.5V to 40V, VOUT(MAX) = 60V, Dimming: 3000:1 True Color PWM,
ISD < 1μA, 3mm × 3mm QFN-16 and MSOP-16E Packages
VIN: 6V to 100V, VOUT(MAX) = 100V, Dimming: 3000:1 True Color PWM,
ISD < 1μA, 3mm × 3mm QFN-16 and MSOP-16E Packages
VIN: 5.5V to 36V, Dimming: 10000:1 True Color PWM, ISD < 1μA,
5mm × 8mm QFN-52 Package
VIN: 3V to 30V, Dimming: 3000:1 True Color PWM, ISD < 1μA,
4mm × 4mm QFN-16 Package
VIN: 3V to 30V, Dimming: 3000:1 True Color PWM, ISD < 1μA,
4mm × 4mm QFN-16 Package
VIN: 6V to 36V, Average Current Mode Control, ISD < 1μA,
4mm × 4mm QFN-20 and TSSOP-20E Packages
37991f
LT 0212 • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 2012
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