KA278RA05CYDTU Fairchild Semiconductor, KA278RA05CYDTU Datasheet - Page 9

• Manufacturer Part Number: KA278RA05CYDTU
• Description: IC REG LDO 2A ADJ TO-220FL-4
• Manufacturer: Fairchild Semiconductor

Specifications of KA278RA05CYDTU

• Regulator Topology: Positive Adjustable
• Voltage - Output: 1.25 ~ 32 V
• Voltage - Input: Up to 35V
• Number Of Regulators: 1
• Current - Output: 2A (Max)
• Operating Temperature: -20°C ~ 80°C
• Mounting Type: Through Hole
• Package / Case: TO-220-4 Full Pack (Bent and Staggered Leads)
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Dropout (typical): -
• Current - Limit (min): -

Typical Performance Characteristics
Figure 9. Ripple Rejection vs. Input Ripple Frequency
Figure 7. Power Dissipation vs. Temperature(Tj)
Figure 11. Load Transient Response
70
60
50
40
30
20
10
0
-0.5
-1.0
-1.5
-2.0
-2.5
2.0
3.0
2.5
2.0
1.5
1.0
0.5
0.0
20
15
10
0
0.1
5
0
-25
T
V
I
O
j
V
IN
= 25
=1A
IN
0
= 7V
= 0.5V
Input Ripple Frequency (KHz)
o
C
TEMPERATURE Tj(
10
rms
1
Time ( s)
20
10
30
o
C)
40
100
(Continued)
Figure 8. Overcurrent Protection Characteristics
Figure 12. Output Peak Currenrt vs.
4.75
4.50
4.25
4.00
3.75
3.50
100
-10
-15
-25
-20
80
60
40
20
30
25
20
15
10
-5
0
7
5
0
8
0
0
Figure 10. Line Transient Response
(Typical value)
Input-output differential voltage Vin-Vo (V)
0
1.0
1
Input-Output Differential Voltage
5
Output Current(A)
2.0
2
15
Time ( s)
3.0
3
25
4.0
4
KA278RXXC-SERIES
35
5.0
5
6.0
45
6
9