LM2594M-5.0 National Semiconductor, LM2594M-5.0 Datasheet - Page 26
![IC, STEP-DOWN REGULATOR, 8-SOIC](/photos/18/97/189768/3778330_sml.jpg)
LM2594M-5.0
Manufacturer Part Number
LM2594M-5.0
Description
IC, STEP-DOWN REGULATOR, 8-SOIC
Manufacturer
National Semiconductor
Datasheet
1.LM2594MX-5.0NOPB.pdf
(28 pages)
Specifications of LM2594M-5.0
Primary Input Voltage
12V
No. Of Outputs
1
Output Voltage
5V
Output Current
500mA
No. Of Pins
8
Operating Temperature Range
-40°C To +125°C
Supply Voltage Range
4.5V To 40V
Termination Type
SMD
Dc To Dc Converter Type
Inverting/Step Down
Number Of Outputs
1
Pin Count
8
Input Voltage
40V
Switching Freq
173kHz
Efficiency
82%
Package Type
SOIC N
Output Type
Fixed
Switching Regulator
Yes
Mounting
Surface Mount
Input Voltage (min)
4.5V
Operating Temp Range
-40C to 125C
Operating Temperature Classification
Automotive
Filter Terminals
SMD
Rohs Compliant
No
Input Voltage Primary Max
40V
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
LM2594M-5.0
Manufacturer:
NS
Quantity:
5 000
Company:
Part Number:
LM2594M-5.0
Manufacturer:
NS
Quantity:
10
Part Number:
LM2594M-5.0
Manufacturer:
NS/国半
Quantity:
20 000
Company:
Part Number:
LM2594M-5.0/NOPB
Manufacturer:
TI
Quantity:
4 540
Company:
Part Number:
LM2594M-5.0/NOPB
Manufacturer:
NS
Quantity:
480
Part Number:
LM2594M-5.0/NOPB
Manufacturer:
NS/国半
Quantity:
20 000
www.national.com
Application Information
C
C
D1 —
L1 —
C
C
D1 —
L1 —
R1 —
R
C
IN
OUT
IN
OUT
2
FF
—
—
—
—
—
—
10 µF, 35V, Solid Tantalum AVX, “TPS series”
100 µF, 10V Solid Tantalum AVX, “TPS series”
1A, 40V Schottky Rectifier, surface mount
10 µF, 35V, Solid Tantalum AVX, “TPS series”
100 µF, 10V Solid Tantalum AVX, “TPS series”
100 µH, L20, Coilcraft DO33
1 k , 1%
Use formula in Design Procedure
See Figure 3 .
1A, 40V Schottky Rectifier, surface mount
100 µH, L20, Coilcraft DO33
TYPICAL SURFACE MOUNT PC BOARD LAYOUT, ADJUSTABLE OUTPUT (2X SIZE)
TYPICAL SURFACE MOUNT PC BOARD LAYOUT, FIXED OUTPUT (2X SIZE)
(Continued)
FIGURE 29. PC Board Layout
26
DS012439-44
DS012439-45