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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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LT1573CS8 датащи(PDF) 2 Page - Linear Technology |
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LT1573CS8 датащи(HTML) 2 Page - Linear Technology |
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2 / 16 page  2 LT1573 ORDER PART NUMBER S8 PART MARKING 157333 1573I 1573 157325 157328 Consult factory for Military grade parts. The q denotes specifications that apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VIN = 5V, VDRIVE = 3V, unless otherwise noted. (Note 1) Input Pin Voltage (VIN to GND) ............................... 10V Drive Pin Voltage (VDRIVE to GND).......................... 10V Output Pin Voltage (VOUT to GND) .......................... 10V Shutdown Pin Voltage (VSHDN to GND) .................. 10V Operating Junction Temperature Range LT1573C ............................................... 0 °C to 125°C LT1573I ............................................ –40 °C to 125°C Storage Temperature Range ................ – 65 °C to 150°C Lead Temperature (Soldering, 10 sec.)................ 300 °C TOP VIEW COMP VOUT VIN DRIVE FB LATCH SHDN GND S8 PACKAGE 8-LEAD PLASTIC SO 1 2 3 4 8 7 6 5 TJMAX = 125°C, θJA = 85°C/ W LT1573CS8 LT1573CS8-2.5 LT1573CS8-2.8 LT1573CS8-3.3 LT1573IS8 PARAMETER CONDITIONS MIN TYP MAX UNITS DC Characteristics LT1573 Reference Voltage (Adjustable)(Note 2) IDRIVE = 20mA, TJ = 25°C 1.252 1.265 1.278 V 5mA < IDRIVE < 250mA, 3V < VIN < 7V, q 1.225 1.265 1.305 V 1.5V < VDRIVE < 7V LT1573-3.3 Output Voltage (Note 2) IDRIVE = 20mA. TJ = 25°C 3.267 3.3 3.333 V 5mA < IDRIVE < 250mA, 3.5V < VIN < 7V, q 3.234 3.3 3.366 V 1.5V < VDRIVE < 7V LT1573-2.8 Output Voltage (Note 2) IDRIVE = 20mA, TJ = 25°C 2.772 2.8 2.828 V 5mA < IDRIVE < 250mA, 3V < VIN < 7V, q 2.744 2.8 2.856 V 1.5V < VDRIVE < 7V LT1573-2.5 Output Voltage (Note 2) IDRIVE = 20mA, TJ = 25°C 2.475 2.5 2.525 V 5mA < IDRIVE < 250mA, 3V < VIN < 7V, q 2.450 2.5 2.550 V 1.5V < VDRIVE < 7V Line Regulation LT1573 (VFB)IDRIVE = 20mA, 3V < VIN < 7V q 0.17 2 mV LT1573-3.3 (VOUT)IDRIVE = 20mA, 3.5V < VIN < 7V q 0.34 5 mV LT1573-2.8 (VOUT)IDRIVE = 20mA, 3V < VIN < 7V q 0.34 4 mV LT1573-2.5 (VOUT)IDRIVE = 20mA, 3V < VIN < 7V q 0.25 4 mV Load Regulation LT1573 (VFB) ∆IDRIVE = 20mA to 250mA q 730 mV LT1573-3.3 (VOUT) ∆IDRIVE = 20mA to 250mA q 18 40 mV LT1573-2.8 (VOUT) ∆IDRIVE = 20mA to 250mA q 15 34 mV LT1573-2.5 (VOUT) ∆IDRIVE = 20mA to 250mA q 13 30 mV FB Pin Bias Current (Adjustable Only) VFB = 1.265V q 0.8 5 µA DRIVE Pin Current VFB = 1.35V, VDRIVE = 7V q 2mA VFB = 1.15V, VDRIVE = 1.5V q 250 440 mA DRIVE Pin Saturation Voltage IDRIVE = 20mA, VFB = 1.15V q 0.12 0.3 V IDRIVE = 250mA, VFB = 1.15V q 0.73 1.4 V SHDN Pin Threshold Voltage q 1.0 1.33 1.6 V SHDN Pin Current VSHDN = 5V 200 µA ABSOLUTE AXI U RATI GS PACKAGE/ORDER I FOR ATIO ELECTRICAL CHARACTERISTICS |
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