STEVAL-ISA041V1 STMicroelectronics, STEVAL-ISA041V1 Datasheet - Page 13

• Manufacturer Part Number: STEVAL-ISA041V1
• Description: BOARD EVAL STP12IE95F4
• Manufacturer: STMicroelectronics
• Series: VIPER™r

Specifications of STEVAL-ISA041V1

• Main Purpose: AC/DC, Primary Side
• Outputs And Type: 1, Isolated
• Power - Output: 125W
• Voltage - Output: 19V
• Current - Output: 6.6A
• Voltage - Input: 240 ~ 400VDC
• Regulator Topology: Flyback
• Frequency - Switching: 55kHz
• Board Type: Fully Populated
• Utilized Ic / Part: L6565, STP12IE95F4
• Product: Power Management Modules
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 497-8410

APPLICATION IDEAS
Here follows a series of ideas/suggestions aimed at either improving performance or solving common applica-
tion issues of L6565-based power supplies.
Figure 21. Enhanced turn-off for big MOSFET's drive
Figure 22. Latched shutdown on: a) feedback disconnection; b) overload or short circuit
Figure 23. Secondary Feedback loop configurations
COMP
2
L6565
R
A
1
8
INV
Vcc
R
B
a)
TL431
BC327
a)
Vout
L6565
Vcc
BC337
DRIVER
1N4148
INV
8
GND
L6565
1
L6565
I
COMP
COMP
8
6
2
Vcc
COMP
2
7
b)
GD
TL431
BC327
Vout
BC337
L6565
Rs
INV
1
Q
8
4
b)
CS
Vcc
BC327
Vcc
Roff
1N4148
c)
8
L6565
Rs
2
TL431
COMP
L6565
13/17
Vout