Preliminary Data Sheet PH5551A2NA1-E4 Ambient Illuminance Sensor R08DS0037EJ0100 Rev.1.00 Aug 03, 2011 DESCRIPTION The PH5551A2NA1-E4 is a digital ambient illuminance sensor for I2C bus interfaces and includes a 16-bit AD converter. This product has spectral characteristics close to human eye sensitivity and outputs digital signals corresponding to the ambient brightness. The PH5551A2NA1-E4 can be used to improve the performance and reduce the power consumption of digital equipment such as FPD TV sets and mobile phones, by enabling automatic brightness control and automatic switching on and off of lighting systems. FEATURES • • • • • • • • Small and thin SON package 2.55 x 1.56 x 0.55 mm Built-in 16-bit AD converter I2C bus interface Spectral characteristics close to human eye sensitivity Peak sensitivity wavelength 560 nm TYP. Wide illuminance range 1 to 65,535 lx I2C slave address selectable 2 types Interrupt function Pb-free APPLICATIONS • • • • • • FPD TV sets, displays Mobile phones, smartphones Notebook PCs, tablet PCs DSCs, DVCs FA equipments Lighting systems, etc. R08DS0037EJ0100 Rev.1.00 Aug 03, 2011 Page 1 of 10 PH5551A2NA1-E4 Chapter Title PACKAGE DIMENSIONS (UNIT: mm) TOP VIEW 2.55±0.2 0.2 2.25 6 2 5 3 4 0.2 0.22 1.56±0.15 0.5 1 Remark Pin 1 is distinguishable by the shape of the lead frame. 0.55 SIDE VIEW (0.25) BOTTOM VIEW Remark ( ) indicates nominal dimensions. Pin No. 1 2 3 4 5 6 Terminal VDD GND ADDR_SEL SCL INT SDA R08DS0037EJ0100 Rev.1.00 Aug 03, 2011 I/O − − I I O IO Function Supply Voltage GND Slave Address (2 addresses selectable) I2C bus SCL Interrupt I2C bus SDA Page 2 of 10 PH5551A2NA1-E4 Chapter Title ABSOLUTE MAXIMUM RATINGS (TA = 25°C, unless otherwise specified) Parameter Supply Voltage Power Dissipation*1 Operating Temperature Storage Temperature Note: Symbol VDD PD TA Tstg Ratings 4.5 135 −30 to +85 −40 to +100 Unit V mW °C °C *1. Mounted on glass epoxy board (18 mm × 13 mm × t0.8 mm) RECOMMENDED OPERATING CONDITIONS Parameter Supply Voltage Symbol VDD MIN. 2.4 TYP. 3.0 MAX. 3.6 Unit V ELECTRO-OPTICAL CHARACTERISTICS (TA = 25°C, VDD = 3.0 V, unless otherwise specified) Parameter Supply Current 1 Supply Current 2 Dark Sensor Output Peak Sensitivity Wavelength H-Resolution Mode Resolution L-Resolution Mode Resolution Measurement Time in H-Resolution Mode Measurement Time in L-Resolution Mode I2C SCL Clock Frequency I2C Bus Free Time I2C Hold Time for START Condition Symbol IDD1 IDD2 − Conditions Ev = 100 lx *1 Ev = 100 lx *1, power-down Ev = 0 lx MIN. TYP. 130 MAX. 290 1 4 Unit μA μA count λp HRM LRM 560 1 16 HRt 330 495 ms LRt 21 32 ms 400 nm lx lx fSCL tBUF 1.3 kHz μs tHDSTA 0.6 μs tSUSTA 0.6 μs tSUSTO 0.6 μs tHDDAT tSUDAT tLOW tHIGH 0 100 1.3 0.6 0.9 μs ns μs μs VOL 0 0.4 V 2 I C Set-up Time for START Condition I2C Set-up Time for STOP Condition I2C Data Hold Time I2C Data Set-up Time I2C ‘L’ Period of the SCL Clock I2C ‘H’ Period of the SCL Clock 2 I C ‘L’ Output Voltage at SDA Note: *1 Fluorescent light R08DS0037EJ0100 Rev.1.00 Aug 03, 2011 Page 3 of 10 PH5551A2NA1-E4 Chapter Title I2C BUS INTERFACE SPECIFICATION 1. I2C Bus Interface Timing Chart S Sr P S SDA tf tLOW tr tSUDAT tHDSTA tf tr tBUF SCL tHIGH tHDSTA tHDDAT tSUSTA tSUSTO S :START Condition Sr :Repeated START Condition P :STOP Condition 2. Slave Address Two slave addresses are selectable. The slave address is determined by the ADDR_SEL pin. When ADDR_SEL = “H”, the address is “1100100”. When ADDR_SEL = “L”, the address is “0111001”. 3. I2C Protocols (1) Write Format MSB S SLAVE ADDRESS R/W A DATA A DATA DATA A/A P Data transferred (n bytes + acknowledge) '0' (write) A = Acknowledge (SDA = low) From master to slave A = Not Acknowledge (SDA = high) From slave to master S = START Condition P = STOP Condition (2) Read Format MSB S SLAVE ADDRESS R/W A '1' (read) From master to slave From slave to master DATA A DATA DATA A P Data transferred (n bytes + acknowledge) A = Acknowledge (SDA = low) A = Not Acknowledge (SDA = high) S = START Condition P = STOP Condition R08DS0037EJ0100 Rev.1.00 Aug 03, 2011 Page 4 of 10 PH5551A2NA1-E4 Chapter Title INSTRUCTION CODE AND REGISTER MAP 1. Instruction Code The instruction code is specified after the slave address. 0 1 0 1 0 0 0 0 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 REG_SEL AP_CNT Default PWR *1 ADR_PTR Note: *1 There are two PWR bits, one in the instruction code and one in the control register. When one bit changes, the other bit also changes at the same time. (1) REG_SEL: Register selection for Write or Read operation Code Register Address Selection Write Operation Read Operation 00 Control Register Control Register Control Register 01 Measurement Register Control Register Measurement Register 10 Measurement Register − Measurement Register (2) AP_CNT: Address Pointer Control Code Description 00 The address is fixed to the register address specified by ADR_PTR. 01 The register address is incremented when one item of data is written or read. 10 If these bits are read after being written, the current register address is output. (3) ADR_PTR: Register Address Specify the address of the register to be written or read by using these 3 bits. (4) PWR: Power On/Power Down Power on/Power down (1: Power on) R08DS0037EJ0100 Rev.1.00 Aug 03, 2011 Page 5 of 10 PH5551A2NA1-E4 Chapter Title 2. Register Map The register map is specified after the instruction code. (1) Control Register (a) Register Address: 000 0 0 0 0 0 0 0 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Reserved SWRST INTCLR INT_COND RSLTN INT_EN 0 Default Bit 0 *2 PWR *1 Notes: *1 There are two PWR bits, one in the instruction code and one in the control register. When one bit changes, the other bit also changes at the same time. *2 There are two INT_EN bits in the control register. When one bit changes, the other bit also changes at the same time. SWRST INTCLR INT_COND RSLTN INT_EN PWR : Register reset (Initial values are restored by setting this bit to 1.) : Interrupt source clear (1: Clear interrupt source) : Interrupt result (00: No comparison with threshold value; 01: Measured lux is lower than lower-limit threshold value; 11: Measured lux is higher than upper-limit threshold value.) : Resolution selection (1 lx/16 lx) (0: 1 lx resolution; 1: 16 lx resolution) : Interrupt enable/disable (1: Enable interrupts) : Power on/Power down (1: Power on) (b) Register Address: 001 0 0 0 0 0 0 0 0 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Default Lower interrupt generation threshold when interrupts are enabled - Lower 8 bits (c) Register Address: 010 0 0 0 0 0 0 0 0 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Default Lower interrupt generation threshold when interrupts are enabled - Higher 8 bits (d) Register Address: 011 0 0 0 0 0 0 0 0 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Default Upper interrupt generation threshold when interrupts are enabled - Lower 8 bits (e) Register Address: 100 0 0 0 0 0 0 0 0 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Default Upper interrupt generation threshold when interrupts are enabled - Higher 8 bits R08DS0037EJ0100 Rev.1.00 Aug 03, 2011 Page 6 of 10 PH5551A2NA1-E4 Chapter Title (f) Register Address: 101 0 0 0 0 0 0 0 0 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Reserved Reserved Reserved STOP INT_AT_RT INT_EN*1 Note: *1 There are two INT_EN bits in the control register. When one bit changes, the other bit also changes at the same time. STOP INT_COUNT INT_AT_RT INT_EN INT_COUNT Default : Stops lux measurement after the current ADC cycle. The lux data measured last is retained. The ADC enters standby mode.(1: Stop) : How many times the upper or lower threshold value is exceeded in succession before an interrupt signal is generated. (00: Once; 01: 4 times; 10: 8 times; 11: 16 times) : Automatic restoration from interrupt enable/disable (0: Processing automatically restored; 1: Processing not automatically restored (restored after the interrupt is cancelled by the system)) : Interrupt enable/disable (0: Disable interrupts; 1: Enable interrupts) 3. Measurement Register (a) Register Address: 000 0 0 0 0 0 0 0 0 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Default Measurement of lux - lower 8 bits (read only) (b) Register Address: 001 0 0 0 0 0 0 0 0 Bit 7 Bit 6 Bit 5 Bit 4 Bit 3 Bit 2 Bit 1 Bit 0 Default Measurement of lux - higher 8 bits (read only) R08DS0037EJ0100 Rev.1.00 Aug 03, 2011 Page 7 of 10 PH5551A2NA1-E4 Chapter Title TAPING SPECIFICATIONS (UNIT: mm) 1.75±0.1 Outline and Dimensions (Tape) 2.9 3.5±0.05 2.0±0.1 0.2±0.05 8.0±0.2 4.0±0.1 φ 1.5 +0.1 –0 φ 1.05±0.05 4.0±0.1 1.95 0.78±0.05 0.78±0.05 Tape Direction Direction of feed Carrier tape Perforation Product Product Cover tape Pin 1 Outline and Dimensions (Reel) θ1 θ2 D C B A E W R08DS0037EJ0100 Rev.1.00 Aug 03, 2011 Symbol Dimensions (mm) Symbol Dimensions (mm) A φ 180 +0 –1.5 C φ 13±0.2 B φ 60 +1 –0 D 2.0±0.5 W 9.0 +1 –0 E 21.0±0.8 θ1 90° θ2 120° Page 8 of 10 PH5551A2NA1-E4 Chapter Title 0.5 0.5 0.24 1.85 0.55 0.22 0.22 0.5 0.5 0.24 0.22 0.22 RECOMMENDED MOUNT PAD DIMENSIONS (Unit: mm) Remark All dimensions in this figure must be evaluated before use. R08DS0037EJ0100 Rev.1.00 Aug 03, 2011 Page 9 of 10 PH5551A2NA1-E4 Chapter Title NOTES ON HANDLING 1. Recommended reflow soldering conditions (including infrared reflow, convection reflow, and infrared + convection reflow) (1) This product is dry-packed with desiccant in order to avoid moisture absorption. (2) After breaking the seal, reflow soldering must be done within 168 hours under the recommended temperature profile shown below. (3) If more than 168 hours have passed after breaking the seal, the baking process must be done by using a tape and reel. Baking conditions: Once, with tape and reel, 60±5°C, 10 to 24 hours After the baking process, this product must be stored under conditions of 30°C or below, 70% RH or below, and reflow soldering must be done within 168 hours. <Storage conditions after breaking seal> • Storage conditions • Maximum storage period after breaking seal : 30°C or below, 70% RH or below : 168 hours (Second reflow soldering must be completed within 168 hours.) <Reflow soldering conditions> • Peak reflow temperature : 260°C or below (Package surface temperature) • Maximum number of reflows :2 • No repair by hand soldering • Maximum chlorine content of rosin flux (percentage mass) : 0.2% or less Recommended Temperature Profile of Reflow Peak Temperature 260°C MAX. 255°C Ramp-up rate 3°C/s MAX. Ramp-down rate 6°C/s MAX. Package Surface Temperature 220°C 200°C 30 s or less 150°C 60 to 120 s 60 s or less Time 8 min. MAX. 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