LT3003EMSE-TRPBF 查看數據表（PDF） - Linear Technology
零件编号
产品描述 (功能)
生产厂家
LT3003EMSE-TRPBF Datasheet PDF : 16 Pages
| |||
LT3003
TYPICAL APPLICATIONS
1.05A Buck Mode LT3003 with the LT3476
PVIN
32V
VIN
3V TO 16V
C1
1µF
18
33
R1
LED
7
SHDN
VIN
3
0.1Ω
REF
CAP1
37
2
VADJ1
LED1
LED
4.7µF
D2
35V
20V
1µF
5
1
VIN
LED1
LED
4
VMAX
9
SHDN
2
LED2
LED
LT3003
10
VEE
6
RT
R3
21k
LT3476
GND
39
35
PWM1
29
SW1
28
SW1
1
VC1
NC
19-21,
30-32
3
LED3
LED
LED
PWM OT1 OT2 GND
8 LEDs PER STRING;
350mA PER STRING
6
7
8
11
1nF C1: TDK C1608X7R1C105K
C2: TAIYO YUDEN GMK212BJ334MG-T
D1: DIODES INC. DFLS140
L1: TOKO A916CY-100M-P3
LED: LUMILEDS LUXEON
D1
C2
0.33µF
L1
10µH
3003 TA02a
Efficiency
90
85
80
75
70
65
PVIN = 33V
NUMBER OF LEDS = 8 × 3 = 24
60
0 200 400 600 800
1000
TOTAL LED CURRENT (mA)
1200
3003 TA02b
3003fa
10
Share Link: 