LM2587EVAL National Semiconductor, LM2587EVAL Datasheet - Page 19
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LM2587EVAL
Manufacturer Part Number
LM2587EVAL
Description
EVALUATION BOARD FOR LM2587
Manufacturer
National Semiconductor
Series
SIMPLE SWITCHER®r
Datasheet
1.LM2587S-ADJNOPB.pdf
(28 pages)
Specifications of LM2587EVAL
Main Purpose
DC/DC, Step Up
Outputs And Type
1, Non-Isolated
Voltage - Output
12V
Current - Output
1A
Voltage - Input
4 ~ 40V
Regulator Topology
Boost
Frequency - Switching
100kHz
Board Type
Fully Populated
Utilized Ic / Part
LM2587
For Use With
551011367-061 - BOARD WEBENCH LM2577,LM2585/87
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Power - Output
-
Other names
*LM2587EVAL
Typical Performance Characteristics
A: Switch Voltage, 10 V/divB: Switch Current, 5 A/divC: Inductor Current, 5 A/divD: Output Ripple Voltage,
100 mV/div, AC-Coupled
Horizontal: 2 μs/div
Typical Boost Regulator
Applications
Figure 36
boost applications)—one fixed and three using the adjustable
version of the LM2587. Each drawing contains the part num-
and Figures 38, 39 and
Figure 40
FIGURE 35. V
show four typical
FIGURE 34. Switching Waveforms
OUT
Response to Load Current Step
19
ber(s) and manufacturer(s) for every component. For the fixed
12V output application, the part numbers and manufacturers'
names for the inductor are listed in a table in
applications with different output voltages, refer to the
Switchers Made Simple software.
1231620
1231621
Figure
www.national.com
40. For