STEVAL-ISA054V1 STMicroelectronics, STEVAL-ISA054V1 Datasheet - Page 11

• Manufacturer Part Number: STEVAL-ISA054V1
• Description: BOARD DEMO STW9N150 100W 3PHASE
• Manufacturer: STMicroelectronics
• Type: MOSFET & Power Driverr

Specifications of STEVAL-ISA054V1

• Main Purpose: AC/DC, Primary Side
• Outputs And Type: 2, Isolated
• Power - Output: 100W
• Voltage - Output: 24V, 3.3V or 5V
• Current - Output: 4A, 1A
• Voltage - Input: 180 ~ 265VAC & 320 ~ 480VAC
• Regulator Topology: Flyback
• Frequency - Switching: 250kHz
• Board Type: Fully Populated
• Utilized Ic / Part: L5970, STW9N150, UC3844B
• Input Voltage: 180 V to 265 V, 400 V
• Output Voltage: 3.3 V, 5 V, 24 V
• Product: Power Management Modules
• Silicon Manufacturer: ST Micro
• Silicon Core Number: STW9N150
• Kit Application Type: Power Management
• Application Sub Type: Auxiliary Power Supply
• Kit Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: STW9N150
• Other names: 497-8849

L5970D
6
Application ideas
Figure 18. Dual output voltage with auxiliary winding
Figure 19. Buck-boost regulator
Figure 20. Positive Buck-Boost regulator
Figure 21. Synchronization example
VIN=5V
C1
10uF
25V
Ceramic
Vin=5V Vout=12V Iout=0.3A Efficiency=76%
C1
10uF
25V
Ceramic
C1
10uF
25V
Ceramic
VIN=12V
VIN=12V
Vin=12V Vout=-12V Iout=0.5A Efficiency=81%
VIN
C2
220pF
10uF
35V
Ceramic
C2
C2
220pF
C3
22nF
R3
4.7k
C3
220pF
COMP
R3
4.7k
VCC
C3
22nF
SYNC VREF
COMP
VCC
COMP
8
4
VCC
C4
22nF
R3
4.7k
SYNC VREF
2
8
COMP
SYNC VREF
4
VCC
2
L5970
8
4
3.3V
6
U1
SYNC VREF
2
GND
L5970D
3.3V
8
4
6
U1
2
7
GND
L5970D
6
GND
7
3
L5970
1
5
3.3V
INH
6
U1
7
FB
3
OUT
GND
1
5
INH
OUT
FB
3
7
1
5
D1
STPS2L25U
INH
OUT
FB
3
1
5
INH
OUT
FB
D1
STPS25L25U
COMP
VCC
N1/N2=2
24k
L1
33uH
2.7k
SYNC VREF
8
4
2
Lp=22uH
M1
STN4NE03L
D2
1N4148
D1
STPS2L25U
C5
100uF
16V
L5970D
6
L1
33uH
GND
D2
STPS2L25U
7
C4
100uF
10V
2.7k
24k
Application ideas
3
1
5
INH
VOUT=-12V/0.3A
OUT
FB
VOUT=12V/0.3A
C4
100uF
16V
VOUT1=5V
30mA
VOUT=3.3V
0.5A
C5
47uF
10V
11/16