Datasheet LTM4602HV (Analog Devices) - 3
| Fabricante | Analog Devices |
| Descripción | 6A, 28VIN High Efficiency DC/DC µModule |
| Páginas / Página | 24 / 3 — The. ELECTRICAL CHARACTERISTICS. denotes the specifi cations which apply … |
| Formato / tamaño de archivo | PDF / 337 Kb |
| Idioma del documento | Inglés |
The. ELECTRICAL CHARACTERISTICS. denotes the specifi cations which apply over the –40°C to 85°C
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LTM4602HV
The ELECTRICAL CHARACTERISTICS
●
denotes the specifi cations which apply over the –40°C to 85°C temperature range, otherwise specifi cations are at TA = 25°C, VIN = 12V. Per typical application (front page) confi guration. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Output Specifi cations
IOUTDC Output Continuous Current Range VIN = 12V, VOUT = 1.5V 0 6 A (See Output Current Derating Curves for VIN = 24V, VOUT = 2.5V (Note 3) 0 6 A Different VIN, VOUT and TA) ΔVOUT(LINE) Line Regulation Accuracy VOUT = 1.5V. FCB = 0V, IOUT = 0A, ● 0.15 % V VIN = 4.5V to 28V OUT ΔVOUT(0A-6A) Load Regulation Accuracy VOUT = 1.5V. FCB = 0V, IOUT = 0A to 6A, V VIN = 5V, VIN = 12V (Note 4) ±0.25 ±0.5 % OUT ● ±0.5 ±1 % VOUT(AC) Output Ripple Voltage VIN = 12V, VOUT = 1.5V, FCB = 0V, IOUT = 0A 10 15 mVP-P fs Output Ripple Voltage Frequency FCB = 0V, IOUT = 6A, VIN = 12V, 800 kHz VOUT = 1.5V tSTART Turn-On Time VOUT = 1.5V, IOUT = 1A VIN = 12V 0.5 ms VIN = 5V 0.7 ms ΔVOUTLS Voltage Drop for Dynamic Load Step VOUT = 1.5V, Load Step: 0A/µs to 3A/µs 30 mV COUT = 22µF 6.3V, 330µF 4V Pos Cap, See Table 2 tSETTLE Settling Time for Dynamic Load Step Load: 10% to 90% to 10% of Full Load 25 µs VIN = 12V IOUTPK Output Current Limit Output Voltage in Foldback VIN = 24V, VOUT = 2.5V 9 A VIN = 12V, VOUT = 1.5V 9 A VIN = 5V, VOUT = 1.5V 9 A
Control Stage
VOSET Voltage at VOSET Pin IOUT = 0A, VOUT = 1.5V ● 0.591 0.6 0.609 V 0.594 0.6 0.606 V VRUN/SS RUN ON/OFF Threshold 0.8 1.5 2 V IRUN(C)/SS Soft-Start Charging Current VRUN/SS = 0V –0.5 –1.2 –3 µA IRUN(D)/SS Soft-Start Discharging Current VRUN/SS = 4V 0.8 1.8 3 µA VIN – SVIN EXTVCC = 0V, FCB = 0V 100 mV IEXTVCC Current into EXTVCC Pin EXTVCC = 5V, FCB = 0V, VOUT = 1.5V, 16 mA IOUT = 0A RFBHI Resistor Between VOUT and FB Pins 100 kΩ VFCB Forced Continuous Threshold 0.57 0.6 0.63 V IFCB Forced Continuous Pin Current VFCB = 0.6V –1 –2 µA
PGOOD Output
ΔVOSETH PGOOD Upper Threshold VOSET Rising 7.5 10 12.5 % ΔVOSETL PGOOD Lower Threshold VOSET Falling –7.5 –10 –12.5 % ΔVOSET(HYS) PGOOD Hysteresis VOSET Returning 2 % VPGL PGOOD Low Voltage IPGOOD = 5mA 0.15 0.4 V
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings operating temperature range are assured by design, characterization may cause permanent damage to the device. Exposure to any Absolute and correlation with statistical process controls. The LTM4602HVI is Maximum Rating condition for extended periods may affect device guaranteed and tested over the –40°C to 85°C temperature range. reliability and lifetime.
Note 3:
Refer to current de-rating curves and thermal application note.
Note 2:
The LTM4602HVE is guaranteed to meet performance
Note 4:
Test assumes current derating verses temperature. specifi cations from 0°C to 85°C. Specifi cations over the –40°C to 85°C 4602hvf 3
The ELECTRICAL CHARACTERISTICS
●
denotes the specifi cations which apply over the –40°C to 85°C temperature range, otherwise specifi cations are at TA = 25°C, VIN = 12V. Per typical application (front page) confi guration. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS Output Specifi cations
IOUTDC Output Continuous Current Range VIN = 12V, VOUT = 1.5V 0 6 A (See Output Current Derating Curves for VIN = 24V, VOUT = 2.5V (Note 3) 0 6 A Different VIN, VOUT and TA) ΔVOUT(LINE) Line Regulation Accuracy VOUT = 1.5V. FCB = 0V, IOUT = 0A, ● 0.15 % V VIN = 4.5V to 28V OUT ΔVOUT(0A-6A) Load Regulation Accuracy VOUT = 1.5V. FCB = 0V, IOUT = 0A to 6A, V VIN = 5V, VIN = 12V (Note 4) ±0.25 ±0.5 % OUT ● ±0.5 ±1 % VOUT(AC) Output Ripple Voltage VIN = 12V, VOUT = 1.5V, FCB = 0V, IOUT = 0A 10 15 mVP-P fs Output Ripple Voltage Frequency FCB = 0V, IOUT = 6A, VIN = 12V, 800 kHz VOUT = 1.5V tSTART Turn-On Time VOUT = 1.5V, IOUT = 1A VIN = 12V 0.5 ms VIN = 5V 0.7 ms ΔVOUTLS Voltage Drop for Dynamic Load Step VOUT = 1.5V, Load Step: 0A/µs to 3A/µs 30 mV COUT = 22µF 6.3V, 330µF 4V Pos Cap, See Table 2 tSETTLE Settling Time for Dynamic Load Step Load: 10% to 90% to 10% of Full Load 25 µs VIN = 12V IOUTPK Output Current Limit Output Voltage in Foldback VIN = 24V, VOUT = 2.5V 9 A VIN = 12V, VOUT = 1.5V 9 A VIN = 5V, VOUT = 1.5V 9 A
Control Stage
VOSET Voltage at VOSET Pin IOUT = 0A, VOUT = 1.5V ● 0.591 0.6 0.609 V 0.594 0.6 0.606 V VRUN/SS RUN ON/OFF Threshold 0.8 1.5 2 V IRUN(C)/SS Soft-Start Charging Current VRUN/SS = 0V –0.5 –1.2 –3 µA IRUN(D)/SS Soft-Start Discharging Current VRUN/SS = 4V 0.8 1.8 3 µA VIN – SVIN EXTVCC = 0V, FCB = 0V 100 mV IEXTVCC Current into EXTVCC Pin EXTVCC = 5V, FCB = 0V, VOUT = 1.5V, 16 mA IOUT = 0A RFBHI Resistor Between VOUT and FB Pins 100 kΩ VFCB Forced Continuous Threshold 0.57 0.6 0.63 V IFCB Forced Continuous Pin Current VFCB = 0.6V –1 –2 µA
PGOOD Output
ΔVOSETH PGOOD Upper Threshold VOSET Rising 7.5 10 12.5 % ΔVOSETL PGOOD Lower Threshold VOSET Falling –7.5 –10 –12.5 % ΔVOSET(HYS) PGOOD Hysteresis VOSET Returning 2 % VPGL PGOOD Low Voltage IPGOOD = 5mA 0.15 0.4 V
Note 1:
Stresses beyond those listed under Absolute Maximum Ratings operating temperature range are assured by design, characterization may cause permanent damage to the device. Exposure to any Absolute and correlation with statistical process controls. The LTM4602HVI is Maximum Rating condition for extended periods may affect device guaranteed and tested over the –40°C to 85°C temperature range. reliability and lifetime.
Note 3:
Refer to current de-rating curves and thermal application note.
Note 2:
The LTM4602HVE is guaranteed to meet performance
Note 4:
Test assumes current derating verses temperature. specifi cations from 0°C to 85°C. Specifi cations over the –40°C to 85°C 4602hvf 3