STEVAL-ISA054V1 STMicroelectronics, STEVAL-ISA054V1 Datasheet - Page 4

• 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

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STEVAL-ISA054V1 board layout: components . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
STEVAL-ISA054V1 board layout: board layout and tracks . . . . . . . . . . . . . . . . . . . . . . . . . 1
Circuit schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
Mechanical layout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
Electrical schematic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
DC-DC converter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 13
DC bus voltage at 180-265 Vac
24 V output voltage spikes at full load . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 15
24 V output voltage at start-up . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 16
Output diode voltage (blue) and current (green) at 180 Vac input voltage, full load. . . . . . 16
24 V DC output at load switching from 4 A to 0.4 A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
24 V DC output at load switching from 0.4 A to 4 A . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 17
Efficiency at Iout1 = 4 A for 24 Vdc output and Iout2 = 1 A for 5 Vdc output . . . . . . . . . . . 18
Efficiency at Vin = 230 Vac
Drain voltage (blue) and current (green) at 230 Vac, full load . . . . . . . . . . . . . . . . . . . . . . 14
rms
Doc ID 15343 Rev 1
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18
rms
input AC voltage range with 0.4 A fixed output current 15
UM0674