BD6062GU_11 ROHM [Rohm], BD6062GU_11 Datasheet
BD6062GU_11
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BD6062GU_11 Summary of contents
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System LED Drivers for Mobile phones Chopper type for Flash BD6062GU ●Description The BD6062GU is 1A Flash LED Driver ICs that can drive 1LED possible to select how to control, 2wired control mode (Direct Control Mode) or 3wired ...
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BD6062GU ●Electrical characteristics (Unless otherwise noted +25℃, VBAT=3.6V, VIO=1.8V) Parameter [Logic control terminal (IFMODE=’L’, 3wired control mode)] Low threshold voltage1 High threshold voltage1 High level Input current1 Low level Input current1 [Logic control terminal (IFMODE=’H’, Direct control mode)] ...
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BD6062GU ●Electrical characteristic curves (Reference data) 0.1 0.08 0.06 0.04 Ta=85°C 0.02 Ta=25°C Ta=-30° 3.5 4 4.5 5 5.5 INPUT VOLTAGE : VBAT[V] Fig.1 Quiescent current consumption (VBAT) 3 2.4 Ta=85°C Ta=25°C 1.8 Ta=-30°C 1.2 0 ...
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BD6062GU ●Electrical characteristic curves (Reference data) – Continued 0.22 Ta=85°C 0.21 Ta=25°C Ta=-30°C 0.2 0.19 0. 100 150 200 250 TFB CURRENT : ITFB[mA] Fig.13 TORCH Load Regulation (VBAT = 5.5V) 100 95 Ta=-30°C Ta=25°C Ta=85° ...
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BD6062GU ●Block diagram and pin configuration VIO R Q osc S Q slope CURDRV CURDRV TORCH (CS) TORCH FLASH CLK Control CSDI FLASH (RSTB) IFMODE OVP TEST OPEN Fig.23 1A application Block diagram of Direct control Mode VIO R Q ...
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BD6062GU ●Pin assignment table No. Pin Name A1 TEST A2 RSTB/FLASH A3 FFB A4 GNDSENS A5 N.C B1 RFLASH B3 IFMODE B4 SW1 B5 SW2 C1 VFB C2 TFB C4 CSDI C5 VIO D1 RTORCH D2 CS/TORCH D3 OVP D4 ...
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BD6062GU Control Serial Port Specifications Parameter CS Input Setup CS Input Hold CSDI Input Setup CSDI Input Hold Clock Cycle Time Duty Ratio Performance specifications are guaranteed, but not production tested. 2) Register map Address Symbol D[7] [7:0] ENA 01 ...
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BD6062GU 2-3) Flash delay timer setting Tdelay[2:0] tFlash1 000 0ms 001 5ms 010 10ms 011 15ms 100 20ms 101 25ms 110 30ms 111 35ms tFLASH1 : Flash on delay timer It control the period from flash enable to light up. ...
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BD6062GU It depends on battery or external components condition, internal power consumption will be large at flash action and there is a possibility that it will over Power dissipation of IC. BD6062GU can limit drive current on over power condition, ...
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BD6062GU ii) Register control interface(3wired) mode (timer disable) Torch (Address : 00 (H), D[0]) Flash (Address : 00 (H), D[1]) I LED (0mA) Fig.30 3wired mode Torch and Flash Timing (Timer disable) If flash period is over tFLASH2 setting, flash ...
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BD6062GU 7) Soft start BD6062GU has soft start function. Soft start function will prevent the big peak current from IC and coil. The detail of soft start is as follows. ERRAMP EN VOUT A B (dashed Soft Current ...
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BD6062GU 10) Safety functions 10-1) Over voltage detect function (OVP) When OVP become more than 5.5V, IC stop the switching. When OVP become less than detect voltage, the status of switching will restart. 10-2) Open detect function (ODF) When OVP ...
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BD6062GU ●Recommended layout pattern BD6062GU R2 + LED CIN R1 Fig.34 Frontal surface (TOP VIEW) Fig.36 Middle surface2 (TOP VIEW) ●Notes for use ( 1 ) Absolute Maximum Ratings An excess in the absolute maximum ratings, such as supply voltage, ...
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BD6062GU ( 6 ) Short circuit between terminals and erroneous mounting In order to mount ICs on a set PCB, pay thorough attention to the direction and offset of the ICs. Erroneous mounting can break down the ICs. Furthermore, if ...
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BD6062GU ●Ordering part number Part No. Part No. 6062 VCSP85H2 (BD6062GU) 1PIN MARK 2.86±0.1 23- φ 0.30±0.05 0. φ 0.15)INDEX POST ...
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