STEVAL-ILL022V1 STMicroelectronics, STEVAL-ILL022V1 Datasheet - Page 16

• Manufacturer Part Number: STEVAL-ILL022V1
• Description: BOARD & REF DESIGN
• Manufacturer: STMicroelectronics
• Series: -r

Specifications of STEVAL-ILL022V1

• Design Resources: STEVAL-ILL022V1 Schematic STEVAL-ILL022V1 BOM
• Main Purpose: Reference Design, Solar Charger, LED Driver
• Embedded: Yes, MCU, 32-Bit
• Utilized Ic / Part: STM32F101R
• Primary Attributes: 25W LED Driver, 80W Battery Charger
• Secondary Attributes: Automatic day/night/weather detection, automatic battery/mains switch over
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

Schematic and bill of materials
Table 9.
16/18
Accessory for JP1
Pin strip header
Figure
M20 series jumper socket
L2
– 1: 39 µH +/- 4% (W1//W2 and twisted)
– 2: Winding 1: pin 1 to pin 5 (18 turns CCW)
– 3: Winding 2: pin 2 to pin 4 (18 turns CCW)
– 4: Wire gage: AWG31*20
– 5: Core: EER28-Z-PC40
– 6: Bobbin: BEER28-1110CPFR
T1
– 1: 33 µH +/- 4% (W1+W3 at 50 kHz, 1 Vrms)
– 2: Leakage < 0.1 µH (W2 short-circuit)
– 2: Winding 1: pin 1 to pin 5 (5 turns CCW)
– 3: Winding 2: pin 8 to pin 10 (10 turns CCW)
– 4: Winding 3: pin 5 to pin 3 (5 turns CCW)
– 4: Wire gage: AWG31*20
– 5: Core: EER28-Z-PC40
– 6: Bobbin: BEER28-1110CPFR
T2
– 1: 1 mH (W1+W3 at 50 kHz, 1 Vrms)
– 2: Leakage < 10 µH (W2 short-circuit)
– 3: No air-gap is required
– 2: Winding 1: pin 1 to pin 2 (17 turns CCW)
– 3: Winding 2: pin 8 to pin 6 (34 turns CCW)
– 4: Winding 3: pin 2 to pin 3 (17 turns CCW)
– 4: Wire gage: AWG31
– 5: Core: EE10/11-Z-PC40
– 6: Bobbin: BE10-118CPSFR
Doc ID 14469 Rev 2
Description
UM0512