LM2575D2T-12R4G ON Semiconductor, LM2575D2T-12R4G Datasheet - Page 5

• Manufacturer Part Number: LM2575D2T-12R4G
• Description: IC REG SW 1A 12V STEPDWN D2PAK
• Manufacturer: ON Semiconductor
• Type: Step-Down (Buck)r

Specifications of LM2575D2T-12R4G

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 12V
• Current - Output: 1A
• Frequency - Switching: 52kHz
• Voltage - Input: 4.75 ~ 40 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: D²Pak, TO-263 (5 leads + tab)
• Mounting Style: SMD/SMT
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

-0.2
-0.4
-0.6
0.6
0.4
0.2
1.2
1.1
1.0
0.9
0.8
0.7
0.6
0.5
0.4
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
-50
0
-50
0
I
I
V
I
Normalized at
T
Load
Load
Load
0.1
in
J
-40°C
25°C
125°C
= 25°C
= 20 V
-25
Figure 2. Normalized Output Voltage
-25
Figure 4. Switch Saturation Voltage
= 200 mA
= 1.0 A
= 200 mA
0.2
T
T
Figure 6. Dropout Voltage
J
J
, JUNCTION TEMPERATURE (°C)
, JUNCTION TEMPERATURE (°C)
0
0
0.3
TYPICAL PERFORMANCE CHARACTERISTICS
SWITCH CURRENT (A)
0.4
25
25
0.5
50
50
0.6
0.7
75
75
DV
R
0.8
ind
out
100
100
= 0.2 W
= 5%
0.9
http://onsemi.com
125
125
1.0
5
-0.2
1.0
0.8
0.6
0.4
0.2
3.0
2.5
2.0
1.5
1.0
0.5
8.0
6.0
4.0
20
18
16
14
12
10
0
0
-50
0
0
I
T
Load
J
= 25°C
5.0
= 200 mA
5.0
-25
(Circuit of Figure 14)
3.3 V, 5.0 V and Adj
Figure 7. Quiescent Current
10
Figure 3. Line Regulation
T
10
J
, JUNCTION TEMPERATURE (°C)
Figure 5. Current Limit
0
V
V
in
in
15
, INPUT VOLTAGE (V)
15
, INPUT VOLTAGE (V)
25
I
I
Load
Load
20
20
= 200 mA
= 1.0 A
50
12 V and 15 V
25
25
75
30
30
V
V
Measured at
Ground Pin
T
in
out
J
100
= 25°C
= 25 V
35
= 5.0 V
35
125
40
40