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AN2946 датащи(PDF) 35 Page - STMicroelectronics

номер детали AN2946
подробное описание детали  Solar-LED streetlight controller with 25 W LED lamp driver
PDF  38 Pages
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производитель  STMICROELECTRONICS [STMicroelectronics]
домашняя страница  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

AN2946 датащи(HTML) 35 Page - STMicroelectronics

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AN2946
Overview of demonstration board
Doc ID 15473 Rev 2
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Note:
STM32F101R4, STM32F101R6, STM32F101R8, STM32F101RB, STM32F101RC
STM32F101RD, STM32F101RE are all equivalent for this purpose.
Table 6.
Pin strip header
Figure
Description
Accessory for JP1
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 @ 50 kHz, 1VRMS)
– 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 @ 50 kHz, 1VRMS)
– 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



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