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LT8582 Datasheet(PDF) 8 Page - Linear Technology |
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LT8582 Datasheet(HTML) 8 Page - Linear Technology |
8 / 36 page LT8582 8 8582f BLOCK DIAGRAM Figure 1. Block Diagram 250k 1.84V 1.31V 50k VIN1 2.1V VC1 55mV DRIVER DISABLE ISWA1 COMPARATOR DIE TEMP 165°C VIN1 22.2V (MIN) 2A (MIN) GND SWA1 SWB1 8582 BD START-UP AND FAULT LOGIC SOFT-START RQ S SR1 DRIVER – + – + – + – + – + FBX1 1.15V 65mV FBX1 – + – + TD ~ 30ns – + 1.204V REFERENCE FREQUENCY FOLDBACK ADJUSTABLE OSCILLATOR 14.5k A1 A2 A3 – + A4 SYNC1 RT1 SS1 CLKOUT** VC1 14.5k ÷N UVLO SYNC BLOCK RAMP GENERATOR SHDN1 SS1 CSS 28mΩ Q2 Q1 RS 22mΩ RT RC CC VOUT VIN RGATE FBX1 RFBX PG1 GATE1 1mA M1 RPG L1 D1 OPTIONAL CIN COUT1 COUT2 **BLOCK DIAGRAM FOR CH1 IS SHOWN. BLOCK DIAGRAM FOR CH2 IS IDENTICAL, EXCEPT CLKOUT SIGNAL FOR CH1 IS 180° OUT OF PHASE WITH THE INTERNAL OSCILLATOR AND HAS A FIXED 50% DUTY CYCLE AND CLKOUT SIGNAL FOR CH2 IS IN PHASE WITH THE INTERNAL OSCILLATOR AND ITS DUTY CYCLE VARIES LINEARLY WITH THE PART’S JUNCTION TEMPERATURE. |
Similar Part No. - LT8582_15 |
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Similar Description - LT8582_15 |
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