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LM5021 数据表(PDF) 5 Page - Texas Instruments

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部件名 LM5021
功能描述  LM5021 AC-DC Current Mode PWM Controller
PDF  23 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

LM5021 数据表(HTML) 5 Page - Texas Instruments

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CS
SS
VIN
GND
VCC
8.5V LINEAR
REGULATOR
OSC
OUT
SLOPE COMPENSATION RAMP GENERATOR
DRIVER
PWM
COMPARATOR
5.2V
CLK
22 PA
10 PA
0.25 PA
COMP
SKIP CYCLE
COMPARATOR
MAX DUTY LIMIT
LM5021 - 1 (80%)
LM5021 - 2 (50%)
(LM5021 - 1 ONLY)
+
-
+
-
1.8k
5k
2R
R
125 mV
CURRENT LIMIT
COMPARATOR
36V
CLAMP
RT/ SYNC
50 PA
0 PA
VIN UVLO
20V RISING
7.25V FALLING
EN
VCC_UVLO
Q
S
R
+
-
PWM
LOGIC
+
-
SS
5.2V
1.25V
550 mV
VCC_UVLO
VCC_UVLO
DIS
SOFTSTART
AND
HICCUP
MODE
LOGIC
COMP
VCC_UVLO
VCC UVLO
7V RISING
5.8V FALLING
1
500 mV
CLK
Leading Edge Blanking
7
2
3
4
8
5
6
LM5021
www.ti.com
SNVS359D – MAY 2005 – REVISED MARCH 2013
Simplified Block Diagram
Copyright © 2005–2013, Texas Instruments Incorporated
Submit Documentation Feedback
5
Product Folder Links: LM5021



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