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LM3565 数据表(PDF) 2 Page - Texas Instruments |
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LM3565 数据表(HTML) 2 Page - Texas Instruments |
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2 / 35 page ![]() TOP VIEW (BUMPS FACE DOWN) A1 B1 C1 D1 A2 B2 C2 D2 A4 B4 C4 D4 A3 B3 C3 D3 BOTTOM VIEW (BUMPS FACE UP) A1 B1 C1 D1 A2 B2 C2 D2 A4 B4 C4 D4 A3 B3 C3 D3 PIN A1 LOCATION LM3565 SNVS957 – JANUARY 2013 www.ti.com CONNECTION DIAGRAM PIN FUNCTIONS PIN INPUT/OUTPUT DESCRIPTION (I/O) NO. NAME A1 PGND Power GND. A2 PGND Power GND. A3 VIN I Input voltage pin of the device. Connect input bypass capacitor very close to this pin. A4 ENABLE I Chip Enable. High = Standby, Low = Shutdown. B1 SW1 I Inductor connection. B2 SW2 I Inductor connection. B3 TORCH I Hardware Torch Enable Pin. B4 TX-MASK I Hardware Transmit Interrupt Pin. C1 VOUT1 O Boost output. Connect output bypass capacitor very close to this pin. C2 VOUT2 O Boost output. Tie to VOUT1. Strobe signal input pin to synchronize flash pulse in I2C-compatible mode. This signal C3 STROBE I usually comes from the camera processor. C4 SDA I/O Serial Data Pin for I2C-compatible Interface. D1 LEDOUT1 I/O LED Current Source Output. D2 LEDOUT2 I/O LED Current Source Output. Tie to LEDOUT1. D3 AGND A/D Ground Pin. D4 SCL I Serial Clock Pin for I2C-compatible Interface. 2 Copyright © 2013, Texas Instruments Incorporated Product Folder Links: LM3565 |
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