SG1846 Microsemi Corporation, SG1846 Datasheet - Page 9
SG1846
Manufacturer Part Number
SG1846
Description
CURRENT MODE PWM CONTROLLER
Manufacturer
Microsemi Corporation
Datasheet
1.SG1846.pdf
(10 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
SG1846J
Manufacturer:
Microsemi Analog Mixed Signal
Quantity:
135
Company:
Part Number:
SG1846J-12196
Manufacturer:
TI
Quantity:
8 073
Company:
Part Number:
SG1846J/12196
Manufacturer:
LINFINIT
Quantity:
6 218
4/90 Rev 1.1 2/94
Copyright
APPLICATIONS INFORMATION
1994
If
when I
V
R
REF
1
SS
< 0.8mA the shutdown latch will commutate
< 0.8mA and a restart cycle will be initiated.
FIGURE 28 - SHUTDOWN WITH AUTO-RESTART
V
R
REF
1
< 0.8mA
(continued)
FIGURE 27 - SOFT START AND SHUTDOWN/RESTART FUNCTIONS
FIGURE 26 - PULSE BY PULSE CURRENT LIMITING
9
FIGURE 29 - SHUTDOWN WITHOUT AUTO-RESTART (LATCHED)
If
until power is recycled.
V
R
REF
1
V
R
REF
> 3mA the device will latch off
1
>3mA (LATCHED OFF)
11861 Western Avenue
L
INFINITY Microelectronics Inc.
(714) 898-8121
Garden Grove, CA 92841
SG1846
FAX: (714) 893-2570