Datasheet

LM2575, NCV2575
http://onsemi.com
5
TYPICAL PERFORMANCE CHARACTERISTICS (Circuit of Figure 14)
V
out
, OUTPUT VOLTAGE CHANGE (%)
0
20
-50
3.0
0
-50
2.0
0
1.2
-50
I
Q
, QUIESCENT CURRENT (mA)
V
in
, INPUT VOLTAGE (V)
I
O
, OUTPUT CURRENT (A)
T
J
, JUNCTION TEMPERATURE (°C)
V
in
, INPUT VOLTAGE (V)
INPUT-OUTPUT DIFFERENTIAL (V)
T
J
, JUNCTION TEMPERATURE (°C)
V
sat
, SATURATION VOLTAGE (V)
SWITCH CURRENT (A)
V
out
, OUTPUT VOLTAGE CHANGE (%)
Figure 2. Normalized Output Voltage
T
J
, JUNCTION TEMPERATURE (°C)
Figure 3. Line Regulation
V
in
= 20 V
I
Load
= 200 mA
Normalized at
T
J
= 25°C
Figure 4. Switch Saturation Voltage Figure 5. Current Limit
Figure 6. Dropout Voltage Figure 7. Quiescent Current
I
Load
= 200 mA
T
J
= 25°C
3.3 V, 5.0 V and Adj
12 V and 15 V
25°C
V
in
= 25 V
V
out
= 5.0 V
Measured at
Ground Pin
T
J
= 25°C
I
Load
= 200 mA
I
Load
= 1.0 A
DV
out
= 5%
R
ind
= 0.2 W
125°C
-40°C
5.0-25 100 201525 257550 3530 40100 125
0.8
0.4
0.4
0
0
-0.2
-0.4
0.6
0.2
1.00.6
0.2
-0.2
-0.6
2.5
1.5
0.5
0
2.0
1.0
14
10
6.0
4.0
18
12
8.0
16
1.1
0.9
0.7
0.5
1.0
0.8
0.6
1.2
0.8
0.4
1.0
0.6
1.8
1.4
1.6
0.4
-250.1 00.2 250.3 500.4 750.5 1000.6 1250.7
5.0-25 100 1525 2050 2575 30100 35125
0.8 0.9 1.0
40
I
Load
= 200 mA
I
Load
= 1.0 A