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LT3795IFEPBF 参数 Datasheet PDF下载

LT3795IFEPBF图片预览
型号: LT3795IFEPBF
PDF下载: 下载PDF文件 查看货源
内容描述: 110V LED控制器与扩展频谱频率调制 [110V LED Controller with Spread Spectrum Frequency Modulation]
分类和应用: 控制器
文件页数/大小: 28 页 / 438 K
品牌: LINEAR_DIMENSIONS [ LINEAR DIMENSIONS SEMICONDUCTOR ]
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LT3795
block DiagraM
EN/UVLO
1.22V
3µA
A1
FB
V
C
TG
PWM
V
IN
SHDN
+
1.25V
+
A2
gm
10µA AT
FB = 1.25V
ISP
ISP-7V
1.25V
A3
LDO
+
7.7V
INTV
CC
1.5V
ISMON
A4
SHORT-CIRCUIT
DETECT
SCILM
TGOFFB
×1
+
A5
100mV
V
LED
gm
EAMP 10µA AT
A6
+
= A6
A6
2.5V
10µA
ISP
+
×4
ISN
CTRL1
CTRL2
–+
1.1V
+
+
+
+
A7
FAULTB
R
S
Q
DRIVER
GATE
PWM
COMPARATOR
I
LIM
A9
+
113mV
1.2V
IVINP
R1
+
A8
gm
10µA AT
IVINCOMP
= 1.2V
I
SENSE
A10
+
SENSE
IVINN
R2 = R1
A11
2.5V
28µA
GND
+
R3 = R1
×
20
TGOFFB
FAULTB
PWM
SS
IVINCOMP
5.5V
THERMAL
SHDN
RAMP
GENERATOR
100kHz TO 1MHz
OSCILLATOR
1.20V
OPENLED
SHORTLED
SCILM
SS AND
LOGIC
1mA
VINOV OVFB
2.8µA
A7
A14
FB
+
A7
A16
EN
FB
INTV
CC
SCILM
V
LED
A15
OVLO
A17
+
INTV
CC
100µA
1.25V
+
0.3V
FB
+
A21
200mV
+
1.3V
C/10 COMPARATOR
WITH 200mV
HYSTERESIS
INTV
CC
12µA
OVFB
COMPARATOR
2V
12µA
A7
A19
+
A18
A7
A20
R
S
Q
+
2.015V
1V
+
PWM
V
REF
SS
RT
RAMP
3796 BD
For more information
11
3795f