STEVAL-ISA021V1 STMicroelectronics, STEVAL-ISA021V1 Datasheet - Page 3

BOARD REF VIPER22A SGL OUTPUT

STEVAL-ISA021V1

Manufacturer Part Number
STEVAL-ISA021V1
Description
BOARD REF VIPER22A SGL OUTPUT
Manufacturer
STMicroelectronics
Series
VIPER™r
Datasheet

Specifications of STEVAL-ISA021V1

Design Resources
STEVAL-ISA021V1 Gerber Files STEVAL-ISA021V1 Schematic STEVAL-ISA021V1 Bill of Material
Main Purpose
AC/DC, Primary Side
Outputs And Type
1, Isolated
Power - Output
10W
Voltage - Output
12V
Current - Output
840mA
Voltage - Input
90 ~ 264VAC
Regulator Topology
Flyback
Frequency - Switching
60kHz
Board Type
Fully Populated
Utilized Ic / Part
VIPer22A
Product
Power Management Modules
Lead Free Status / RoHS Status
Lead free by exemption / RoHS compliant by exemption
Other names
497-5219

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
STEVAL-ISA021V1
Manufacturer:
ST
0
AN2544
List of figures
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Figure 18.
Evaluation board (STEVAL-ISA035V1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
Inductor current: 470 µH VS 1000 µH. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
Schematic for 12 V at 350 mA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Schematic for 16 V at 350 mA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8
Composite. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Top side . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
Bottom side and surface mount components (viewed from top). . . . . . . . . . . . . . . . . . . . . . 9
Bad start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Good start . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Burst mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Operation during a short . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
Load regulations for 12 V output. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Line regulation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 14
Efficiency . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
VIPer22-E, 12 V at 350 mA output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
VIPer12-E, 12 V at 200 mA output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
VIPer22-E, 16 V at 350 mA output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
VIPer12-E, 16 V at 200 mA output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
List of figures
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