LM2591HVT-5.0/NOPB National Semiconductor, LM2591HVT-5.0/NOPB Datasheet - Page 4

IC REG SIMPLE SWITCHER TO220-5

LM2591HVT-5.0/NOPB

Manufacturer Part Number
LM2591HVT-5.0/NOPB
Description
IC REG SIMPLE SWITCHER TO220-5
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Type
Step-Down (Buck)r
Datasheet

Specifications of LM2591HVT-5.0/NOPB

Internal Switch(s)
Yes
Synchronous Rectifier
No
Number Of Outputs
1
Voltage - Output
5V
Current - Output
1A
Frequency - Switching
150kHz
Voltage - Input
4.5 ~ 60 V
Operating Temperature
-40°C ~ 125°C
Mounting Type
Through Hole
Package / Case
TO-220-5 (Bent and Staggered Leads)
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Other names
*LM2591HVT-5.0
*LM2591HVT-5.0/NOPB
LM2591HVT-5.0
www.national.com
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
10129304
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.
10129305
10129303

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