STEVAL-ISA010V1 STMicroelectronics, STEVAL-ISA010V1 Datasheet - Page 2

• Manufacturer Part Number: STEVAL-ISA010V1
• Description: BOARD EVAL BASED ON VIPER16
• Manufacturer: STMicroelectronics
• Series: VIPer™ plusr

Specifications of STEVAL-ISA010V1

• Mfg Application Notes: STEVAL-ISA010V1 Demo Board AppNote
• Main Purpose: AC/DC, Primary Side
• Outputs And Type: 2, Non-Isolated
• Power - Output: 2.55W
• Voltage - Output: 12V, 5V
• Current - Output: 150mA, 100mA
• Voltage - Input: 85 ~ 500VAC
• Regulator Topology: Buck
• Frequency - Switching: 60kHz
• Board Type: Fully Populated
• Utilized Ic / Part: VIPer16
• Input Voltage: 85 VAC to 500 VAC
• Output Voltage: 12 V, 5 V
• Board Size: 27 mm x 45 mm
• Product: Power Management Modules
• Dimensions: 27 mm x 45 mm
• Silicon Manufacturer: ST Micro
• Silicon Core Number: VIPER16
• Kit Application Type: Power Management
• Application Sub Type: Power Supply
• Kit Contents: Board
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• For Use With/related Products: VIPER16
• Other names: 497-9006

Circuit schematic and PCB layout
1
2/4
Circuit schematic and PCB layout
Figure 1.
Figure 2.
85 - 500 VAC
J 1
2
1N4007
D 3
150 nF / X2
C 1
150 nF / X2
C 2
Schematic diagram
PCB layout of the buck converter (top, bottom, bottom layout)
D 4
1N4007
R 1 22 Ω
R 2 750 kΩ
R 5 750 kΩ
R 6 750 kΩ
R 8 750 kΩ
L 1 2.2 mH
10 µF / 450 V
Doc ID 15674 Rev 1
C 3
10 µF /
450 V
C 4
7
8
COMP
Drain
Drain
U 1 VIPer16
5
C 7 1.8 nF
3
LIM
V DD
FB
S
R 7 N.A.
4
2
1
R 9 1 kΩ
10 µF
/ 35V
C 9
D 1 1N4148
R 4
9.1 kΩ
R 3
24 kΩ
D 5
STTH108
D 2
STTH108
L 2 1 mH
C 8
100 nF
15 V
D 6
220 µF
/ 25 V
3
C 5
U
STEVAL-ISA010V1
V IN
2
L78L05
GND
2
V OUT
1
10 µF
/ 35 V
C 6
AM00361
1
2
3
Output
J 2