LM2591HVT-ADJ National Semiconductor, LM2591HVT-ADJ Datasheet - Page 4

• Manufacturer Part Number: LM2591HVT-ADJ
• Description: IC, STEP-DOWN REGULATOR, TO-220-5
• Manufacturer: National Semiconductor

Specifications of LM2591HVT-ADJ

• Primary Input Voltage: 60V
• No. Of Outputs: 1
• Output Voltage: 57V
• Output Current: 1A
• No. Of Pins: 5
• Operating Temperature Range: -40°C To +125°C
• Supply Voltage Range: 4.5V To 60V
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

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All Output Voltage Versions
Electrical Characteristics
Note 11: Junction to ambient thermal resistance (no external heat sink) for the package mounted TO-220 package mounted vertically, with the leads soldered to
a printed circuit board with (1 oz.) copper area of approximately 1 in
Note 12: Junction to ambient thermal resistance with the TO-263 package tab soldered to a single sided printed circuit board with 0.5 in
Note 13: Junction to ambient thermal resistance with the TO-263 package tab soldered to a single sided printed circuit board with 2.5 in
Note 14: Junction to ambient thermal resistance with the TO-263 package tab soldered to a double sided printed circuit board with 3 in
the LM2591HVS side of the board, and approximately 16 in
model in Switchers Made Simple available at http://power.national.com.
Typical Performance Characteristics
Output Voltage
Normalized
Efficiency
(Continued)
2
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10129302
of copper on the other side of the p-c board. See application hints in this data sheet and the thermal
2
.
4
(Circuit of Figure 1)
Switch Saturation
Line Regulation
Voltage
2
of (1 oz.) copper area on
2
2
of (1 oz.) copper area.
of (1 oz.) copper area.
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10129303