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XR76201 Datasheet(PDF) 3 Page - Exar Corporation |
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XR76201 Datasheet(HTML) 3 Page - Exar Corporation |
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3 / 16 page  XR 76201 3/16 REV1A Electrical Characteristics (Continued) Unless otherwise noted: TJ = 25°C, VIN = 24V, BST = VCC, SW = AGND = PGND = 0V, CVCC = 4.7µF. Limits applying over the full operating temperature range are denoted by a •. Symbol Parameter Conditions • Min Typ Max Units Reference Voltage VREF Reference voltage VIN = 5.5V to 40V, VCC regulating 0.596 0.600 0.604 V • 0.594 0.600 0.606 V DC line regulation CCM, closed loop, VIN = 5.5V-40V, applies to any COUT ±0.15 % DC load regulation CCM, closed loop, applies to any COUT ±0.05 % Programmable Constant On-Time tON1 On-time 1 RON = 6.04k, VIN = 24V • 85 100 117 ns f Corresponding to on-time 1 VOUT = 1.8V, VIN = 24V, RON = 6.04k, IOUT = 1.5A • 710 830 980 kHz tON(MIN) Minimum programmable on-time RON = 6.04k, VIN = 24V 85 100 117 ns tON2 On-time 2 RON = 14k, VIN = 24V • 174 205 236 ns tON3 On-time 3 RON = 35.7k, VIN = 24V • 407 479 550 ns f corresponding to on-time 2 VOUT = 1.8V, VIN = 24V, RON = 14k, IOUT = 1.5A • 345 400 470 kHz Minimum off-time • 250 350 ns Diode Emulation Mode Zero crossing threshold DC value measured during test -2 mV Soft-Start SS charge current • -14 -10 -6 µA SS discharge current Fault present • 1 mA VCC Linear Regulator VCC output voltage VIN = 6V to 40V, ILOAD = 0 to 30mA • 4.8 5.0 5.2 V VIN = 5V, ILOAD = 0 to 20mA • 4.51 4.7 V Power Good Output Power good threshold -10 -6.9 -5 % Power good hysteresis 1.6 4 % Power good sink current 1 mA |
Similar Part No. - XR76201 |
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Similar Description - XR76201 |
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