STR-G6622 Просмотр технического описания (PDF) - Allegro MicroSystems
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STR-G6622 Datasheet PDF : 8 Pages
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STR-G6651
OFF-LINE
QUASI-RESONANT FLYBACK
SWITCHING REGULATOR
V IN
4
UVLO
REF.
FUNCTIONAL BLOCK DIAGRAM
OVER-VOLT.
PROTECT
DRIVE
REG.
R
FAULT
LATCH
S
Q
TSD
OSC
1 DRAIN
2 SOURCE
–
+
1.45 V
–
+
0.73 V
FEEDBACK &
5 OVER-CURRENT
PROTECTION
3 GROUND
ALLOWABLE PACKAGE POWER DISSIPATION
Dwg. FK-002-5
MAXIMUM SAFE OPERATING AREA
30
27 W
MOUNTING SURFACE
TEMPERATURE
20
LIMITED BY FRAME
TEMP. = +125°C MAX.
10
1.5 W
0.8 W
0
20
FREE AIR
CONTROLLER
60
100
TEMPERATURE in °C
140
Dwg. GK-003-4
50
15
LIMITED
5
r BY DS(on)
1.5
tw
=
1
ms
tw = 0.1 ms SINGLE
SINGLE PULSE
PULSE
0.5
NO HEAT SINK
NATURAL COOLING
TA = +25°C
0.15
0.05
3.0
10
30
100
300
1000
DRAIN-SOURCE VOLTAGE in VOLTS
Dwg. GK-004-5
115 Northeast Cutoff, Box 15036
™
Worcester, Massachusetts 01615-0036 (508) 853-5000
Copyright © 1999, 2000 Allegro MicroSystems, Inc.
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