NCP1246 ONSEMI [ON Semiconductor], NCP1246 Datasheet - Page 37

• Manufacturer Part Number: NCP1246
• Description: Fixed Frequency Current Mode Controller for Flyback Converters
• Manufacturer: ONSEMI [ON Semiconductor]

Temperature Shutdown
protection with a trip point typically at 150°C and the typical
hysteresis of 30°C. When the temperature rises above the
high
instantaneously, and goes to the off mode with extremely
†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging
Specifications Brochure, BRD8011/D.
ORDERING INFORMATION
NCP1246A65DR2G
NCP1246B65DR2G
NCP1246A100DR2G
NCP1246B100DR2G
The NCP1246 includes a temperature shutdown
Ordering Part No.
threshold,
V
V
CC(min)
the
CC(on)
controller
Overload Protection
Autorecovery
Autorecovery
Latched
Latched
stops
Figure 71. Latch Timing Diagram
switching
http://onsemi.com
NCP1246
Switching Frequency
37
low power consumption. There is kept the V
keep the TSD information. When the temperature falls
below the low threshold, the startïup of the device is enabled
again, and a regular startïup sequence takes place. See the
status diagrams at the Figures 46 and 47.
100 kHz
100 kHz
65 kHz
65 kHz
(PbïFree)
(PbïFree)
(PbïFree)
(PbïFree)
Package
SOICï7
SOICï7
SOICï7
SOICï7
2500 / Tape & Reel
2500 / Tape & Reel
2500 / Tape & Reel
2500 / Tape & Reel
Shipping
CC
supply to
†