LM2598S-ADJ National Semiconductor, LM2598S-ADJ Datasheet - Page 7
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LM2598S-ADJ
Manufacturer Part Number
LM2598S-ADJ
Description
SIMPLE SWITCHER Power Converter 150 kHz 1A Step-Down Voltage Regulator/ with Features
Manufacturer
National Semiconductor
Datasheet
1.LM2598S-ADJ.pdf
(33 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM2598S-ADJ
Manufacturer:
NS
Quantity:
500
Part Number:
LM2598S-ADJ
Manufacturer:
NS/国半
Quantity:
20 000
Typical Performance Characteristics
Soft-start
Soft-start Response
Typical Performance Characteristics
Continuous Mode Switching Waveforms
V
L = 68 µH, C
A: Output Pin Voltage, 10V/div.
B: Inductor Current 0.5A/div.
C: Output Ripple Voltage, 50 mV/div.
IN
= 20V, V
OUT
Horizontal Time Base: 2 µs/div.
OUT
= 5V, I
= 120 µF, C
LOAD
DS012593-9
= 1A
OUT
ESR = 100 m
DS012593-12
Shutdown/Soft-start
Current
DS012593-18
(Circuit of Figure 1 )
Shutdown/Soft-start
Threshold Voltage
Discontinuous Mode Switching Waveforms
V
L = 22 µH, C
A: Output Pin Voltage, 10V/div.
B: Inductor Current 0.5A/div.
C: Output Ripple Voltage, 50 mV/div.
(Circuit of Figure 1 ) (Continued)
7
IN
= 20V, V
DS012593-10
OUT
Horizontal Time Base: 2 µs/div.
OUT
= 5V, I
= 220 µF, C
LOAD
Delay Pin Current
= 600 mA
OUT
ESR = 50 m
DS012593-13
DS012593-19
www.national.com
DS012593-11