LM2586S-12/NOPB National Semiconductor, LM2586S-12/NOPB Datasheet - Page 21

• Manufacturer Part Number: LM2586S-12/NOPB
• Description: IC REG SIMPLE SWITCHER TO-263-7
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Up (Boost), Flyback, Forward Converterr

Specifications of LM2586S-12/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 12V
• Current - Output: 3A
• Frequency - Switching: 100kHz ~ 200kHz
• Voltage - Input: 4 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (7 leads + tab)
• For Use With: 551011367-051 - BOARD WEBENCH BUILD IT LM2586/88
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: *LM2586S-12; *LM2586S-12/NOPB; LM2586S-12

Typical Performance Characteristics
A: Switch Voltage,10V/div
B: Switch Current, 2A/div
C: Inductor Current, 2A/div
D: Output Ripple Voltage,100 mV/div, AC-Coupled
Typical Boost Regulator
Applications
Figures 33, 35 through Figure 37 show four typical boost
applications — one fixed and three using the adjustable ver-
sion of the LM2586. Each drawing contains the part num-
FIGURE 32. V
FIGURE 31. Switching Waveforms
OUT
Response to Load Current Step
21
ber(s) and manufacturer(s) for every component. For the
fixed 12V output application, the part numbers and manufac-
turers’ names for the inductor are listed in a table in Figure
34. For applications with different output voltages, refer to
the Switchers Made Simple software.
01251667
01251668
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