STR-A6259H ALLEGRO [Allegro MicroSystems], STR-A6259H Datasheet - Page 8

• Manufacturer Part Number: STR-A6259H
• Description: Universal-Input 13 W 100 kHz Flyback Switching Regulators
• Manufacturer: ALLEGRO [Allegro MicroSystems]

STR-A6259H
Universal Input 13 W 100 kHz
Flyback Switching Regulators
100 Ω
V
10V
DD
V
DD
I
V
D
A
DD
S/OCP FM/SS
D
8
1
S/OCP FM/SS
STR-A6259H
D
V
8
1
E
Measurement Circuit 5
GS
D
7
2
AS
47nF
L
STR-A6259H
D
GND
7
2
=
3
2
L
I
GND
FB
(
FB/CC
3
VCC
V
/OLP
I
A
DS
5
4
L
peak
V
FB/CC
VCC
/OLP
Vcc
FB
5
4
S/OCP FM/SS
)
Vcc
D
8
1
2
A
STR-A6259H
V
Icc
+
1µF
D
7
2
DS
peak
V
GND
+
1µF
DS
3
Vcc
V
VD
I
FB
peak
−
FB
FB/CC
VCC
V
/OLP
5
4
DD
115 Northeast Cutoff, Box 15036
Worcester, Massachusetts 01615-0036
Measurement Circuit 4
Measurement Circuit 7
Vcc
18V
Vburst
Icc
+
1µF
I
FB(MAX)
0V
V
V
D
V
(HYS)
Adjust T such that I
Vcc
V
V
18V
280µA typ.
GS
DS
I
300
µA
D
V
S/OCP FM/SS
SET(CC)
D
8
1
I
L
STR-A6259H
T
D
7
2
8V
I
Measurement Circuit 6
OLP
V
GND
Lpeak
OLP
3
20µA typ.
FB/CC
8V
= 1.8 A
TOLP
VCC
/OLP
5
4
V
DSpeak
Vcc
18V
V
18V
DD
Icc
25V
+
1µF
V
280µA typ.
RST(CC)
8