LM2574N-5G ON Semiconductor, LM2574N-5G Datasheet - Page 5

• Manufacturer Part Number: LM2574N-5G
• Description: IC REG SW 0.5A 5V STEPDOWN 8-DIP
• Manufacturer: ON Semiconductor
• Type: Step-Down (Buck)r

Specifications of LM2574N-5G

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 5V
• Current - Output: 500mA
• Frequency - Switching: 52kHz
• Voltage - Input: 4.75 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Through Hole
• Package / Case: 8-DIP (0.300", 7.62mm)
• Output Voltage: 5 V
• Output Current: 0.5 A
• Input Voltage: 4.75 V to 40 V
• Switching Frequency: 52 KHz
• Operating Temperature Range: - 40 C to + 125 C
• Mounting Style: Through Hole
• Duty Cycle (max): 98 %
• Primary Input Voltage: 12V
• No. Of Outputs: 1
• No. Of Pins: 8
• Filter Terminals: DIP
• Input Voltage Primary Max: 40V
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: LM2574N-5GOS

−0.2
−0.4
−0.6
−0.8
−1.0
1.0
0.8
0.6
0.4
0.2
8.0
6.0
4.0
2.0
1.5
1.0
0.5
20
18
16
14
12
10
0
0
−50
−50
0
L = 300 mH
V
I
Normalized at T
Load
in
5.0
−25
−25
Figure 2. Normalized Output Voltage
= 20 V
= 100 mA
Figure 6. Quiescent Current
I
Load
10
Figure 4. Dropout Voltage
T
T
J
J
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
0
0
= 100 mA
J
= 25°C
V
TYPICAL PERFORMANCE CHARACTERISTICS
in
15
, INPUT VOLTAGE (V)
I
I
Load
25
Load
25
I
Load
= 500 mA
= 100 mA
20
= 500 A
60
60
25
75
75
V
Measured at
Ground Pin
T
J
out
30
= 25°C
= 5.0 V
LM2574, NCV2574
100
100
35
http://onsemi.com
125
125
40
5
−0.2
−0.4
−0.6
200
180
160
140
120
100
1.4
1.2
1.0
0.8
0.6
0.4
0.2
1.4
1.3
1.2
1.1
1.0
0.9
0.8
0.7
80
60
40
20
0
0
−50
−50
0
I
T
Load
J
V
= 25°C
−25
5.0
−25
ON/OFF
Figure 7. Standby Quiescent Current
= 100 mA
(Circuit of Figure 16)
3.3 V, 5.0 V and ADJ
= 5.0 V
10
T
Figure 3. Line Regulation
T
J
J
, JUNCTION TEMPERATURE (°C)
Figure 5. Current Limit
0
, JUNCTION TEMPERATURE (°C)
0
V
in
15
, INPUT VOLTAGE (V)
25
V
V
25
in
in
= 12 V
= 40 V
20
60
60
25
12 V and 15 V
75
75
30
V
in
100
= 25 V
100
35
125
125
40