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AP2061 Datasheet(PDF) 5 Page - Asahi Kasei Microsystems |
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AP2061 Datasheet(HTML) 5 Page - Asahi Kasei Microsystems |
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5 / 24 page  CONFIDENTIAL [AP2061] Rev.0.1 - 5 - 2012/10 ANALOG CHARACTERISTICS (PGND=VSS=0V (Note 1), VIN=2.7~4.7V,TA=-30~85 °C, Recommend Parts, unless otherwise specified) Parameter Symbol min typ max Units Conditions Power-down Current ISB 1.0 5.0 µA LED1, LED2 bits = “0” SCL, SDA pins= VIN VIN= 3.7V Quiescent Current (from VIN pin) IQ 1 1.5 mA LED1=LED2=30mA setting VOUT= 4.5V LED Current Accuracy1 IACCU1 -5 5 % ILED1=ILED2= 1000mA (flash mode, VDD=3.7V, TA=25 °C) LED Current Accuracy2 IACCU2 -8 8 % ILED1=ILED2= 1000mA LED Current Accuracy3 IACCU3 -12 12 % ILED1=ILED2= 200mA Current Source Dropped Voltage 1 (VOUT-(LED1 or 2) pin voltage) VDROP1 TBD 0.35 TBD V VLED1,VLED2 >=2.8V ILED1=ILED2= 0.03~0.8A CB bit= “0” Current Source Dropped Voltage 2 (VOUT-(LED1 or 2) pin voltage) VDROP2 TBD 0.43 TBD V VLED1,VLED2 >=2.8V ILED1=ILED2= 1A CB bit= “1” Over Voltage Protection Hysteresis OVP TBD 5.1 0.21 TBD V Under Voltage Lock Out (UVLO) Hysteresis VUVLO 2.4 2.5 0.1 2.6 V Boost Frequency FBOOST 3.7 4.0 4.3 MHz Timeout Time Accuracy TOUTA -10 10 % Inductor Current Limit Accuracy ILIMITA -15 15 % Time (Flash to Torch) TFtoT 5 µs TXON pin= “L” to “H” ILED1=ILED2=1000mA to 30mA NTC pin Detection Accuracy VDETA -8 8 % NTC pin current VCurrent TBD 35 TBD µA VIN Detection Accuracy VDETA -5 5 % VIN Detection Hysteresis VDETH 0.1 V Thermal Protection Temperature Hysteresis Treg Tregh 150 170 15 190 degree DC CHARACTERISTICS (Ta= -30 ∼ 85°C; VIN=2.7 ∼ 5.5V), SCL, SDA, TXON, STROBE, TORCH pins. Parameter Symbol min typ max Units High-Level Input Voltage VIH 1.2 - VIN V Low-Level Input Voltage VIL - - 0.4 V Low-Level Output Voltage (Iout= 3mA) (SDA pin) VOL - - 0.4 V Input Leakage Current 1 (SCL, SDA pins) IIN1 -2 - 2 µA Pull-down Resistance TXON, STROBE, TORCH pins RIN 100 300 700 kΩ |
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