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AS1344-BTDT Datasheet(PDF) 4 Page - ams AG |
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AS1344-BTDT Datasheet(HTML) 4 Page - ams AG |
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4 / 19 page  www.austriamicrosystems.com Revision 1.05 4 - 19 AS1344 Datasheet - E l e c t r i c a l C h a r a c t e r i s t i c s 6 Electrical Characteristics VCC = EN = 3.6V, TAMB = -40 to +85ºC (unless otherwise specified). Typ values are at TAMB = +25ºC. Table 3. Electrical Characteristics Symbol Parameter Condition Min Typ Max Unit VCC Maximum Supply Voltage 3.6 V Minimum Supply Voltage VOUT = 12V, RV = 0 Ω, no load 0.9 1.1 V Minimum Start-Up Voltage VOUT = 12V, ILOAD = 1mA, RV = 0 Ω 0.95 1.2 V VOUT Output Voltage Range 5.5 42 V IQ Quiescent Current VOUT = 6V, VFB=1.3V 22 30 µA ISHDN Shutdown Current EN = GND, TAMB = +25ºC 0.02 1 µA ΔVLNR VCC Line Regulation VOUT = 15V, ILOAD = 1mA, VCC = 1.8 to 3.6V 0.05 %/V ΔVLDR Load Regulation VOUT = 15V, ILOAD = 0 to 20mA 0.01 %/mA η Efficiency L1 = 6.8µH, VOUT = 12V, ILOAD = 50mA 85 % VFB Feedback Voltage 1.225 1.25 1.275 V IFB Feedback Input Bias Current VFB = 1.3V 1 100 nA DC-DC Switches RLX NMOS Switch On- Resistance ILX = 100mA 0.9 1.5 Ω RP_ON PMOS Switch On- Resistance ISWout = -100mA 0.3 1.0 ILX_LEAK LX Leakage Current VLX = 42V 15 nA IP_LEAK Switch Leakage Current P-channel 10 Control Inputs VIH EN Input Threshold 1.1V ≤ VCC ≤ 3.6V 0.7 x VCC V VIL 0.3 x VCC VEN EN Input Voltage 0 3.6 V IEN EN Input Current VEN = 0 to 3.6V 1 nA POK Output VOL POK Output Low Voltage POK sinking 1mA 0.01 0.2 V POK Output High Leakage Current POK = 3.6V 1 500 nA POK Threshold Falling edge, referenced to VOUT(NOM) 87 90 93 % Oscillator fCLK Oscillator Frequency 0.85 1 1.15 MHz Maximum Duty Cycle 90 95 % |
Similar Part No. - AS1344-BTDT |
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