LM2594APDBCKGEVB ON Semiconductor, LM2594APDBCKGEVB Datasheet - Page 7
LM2594APDBCKGEVB
Manufacturer Part Number
LM2594APDBCKGEVB
Description
EVAL BOARD FOR LM2594APDBCKG
Manufacturer
ON Semiconductor
Specifications of LM2594APDBCKGEVB
Design Resources
LM2594APDBCKGEVB BOM LM2594APDBCKGEVB Schematic LM2594APDBCKGEVB Gerber Files
Main Purpose
DC/DC, Step Down
Outputs And Type
1, Non-Isolated
Voltage - Output
5V
Current - Output
500mA
Voltage - Input
4.5 ~ 40 V
Regulator Topology
Buck
Frequency - Switching
150kHz
Board Type
Fully Populated
Utilized Ic / Part
LM2594
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Power - Output
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
For Use With/related Products
LM2594APDBCKG
Other names
LM2594ADPBCKGEVB
LM2594ADPBCKGEVBOS
LM2594APDBCKGEVBOS
LM2594ADPBCKGEVBOS
LM2594APDBCKGEVBOS
B
C
D
A
0.8 A
0.4 A
0.8 A
0.4 A
10 V
0
0
0
V
A: Output Pin Voltage, 10 V/div
B: Switch Current, 0.4 A/div
C: Inductor Current, 0.4 A/div, AC−Coupled
D: Output Ripple Voltage, 50 mV/div, AC−Coupled
Horizontal Time Base: 2.0 ms/div
out
= 5 V
8.5 V - 40 V
Unregulated
Figure 14. Switching Waveforms
DC Input
TYPICAL PERFORMANCE CHARACTERISTICS
2 ms/div
C
100 mF
in
V
in
7
6
Adjustable Output Voltage Versions
GND
LM2594
Figure 16. Typical Test Circuit
5
http://onsemi.com
V out + V
R2 + R1
Where V
between 1.0 k and 5.0 k
ON/OFF
8
4
Feedback
Output
ref
ref
7
= 1.23 V, R1
V out
V ref
Change
Voltage
Current
Output
1.0 ) R2
Load
1.0
- 100 mV
100 mV
100 mH
D1
1N5822
0.5 A
0.1 A
R1
L1
0
0
Figure 15. Load Transient Response
(Circuit of Figure 16)
C
220 mF
out
100 ms/div
R2
R1
C
5.0 V/0.5 A
FF
Load
V
out