KA78R12CTU Fairchild Semiconductor, KA78R12CTU Datasheet - Page 10

• Manufacturer Part Number: KA78R12CTU
• Description: IC REG LDO 1A 12V TO-220F-4
• Manufacturer: Fairchild Semiconductor

Specifications of KA78R12CTU

• Regulator Topology: Positive Fixed
• Voltage - Output: 12V
• Voltage - Input: Up to 35V
• Number Of Regulators: 1
• Current - Output: 1A (Max)
• Operating Temperature: -20°C ~ 80°C
• Mounting Type: Through Hole
• Package / Case: TO-220-4 Full Pack (Straight Leads)
• Number Of Outputs: 1
• Polarity: Positive
• Input Voltage Max: 35 V
• Output Voltage: 12 V
• Output Type: Fixed
• Dropout Voltage (max): 0.5 V
• Output Current: 1 A
• Line Regulation: 2.5 %
• Load Regulation: 2 %
• Maximum Power Dissipation: 15 W
• Maximum Operating Temperature: + 80 C
• Mounting Style: Through Hole
• Minimum Operating Temperature: - 20 C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Dropout (typical): -
• Current - Limit (min): -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

KA78RXXC-SERIES
Typical Performance Characteristics
KA78R09C
10
Figure 5. Quiescent Current vs. Temperature(Tj)
Figure 3. Output Voltage vs. Disable Voltage
Figure 1. Output Voltage vs. Input Voltage
10
9
8
7
6
5
4
3
2
1
0
10
10
8
6
4
2
0
9
8
7
6
5
4
3
2
1
0
-25
0
0
RL=
0
0.5
5
Junction temperature Tj(
Disable voltage Vdis (V)
Input voltage Vin (V)
RL=9
25
1
10
1.5
50
15
75
2
20
o
100
C)
2.5
125
25
3
(Continued)
Figure 6. Dropout Voltage vs.Junction Temperature
Figure 2. Quiescent Current vs. Input Voltage
Figure 4. Output Voltage vs. Temperature(Tj)
8.94
9.02
8.96
8.92
0.55
0.50
0.45
0.40
0.35
0.30
0.25
0.20
9.04
9.00
8.98
9.06
80
60
40
20
0
-25
0
-25
0
0
5
TEMPERATURE Tj(
Input voltage Vin(V)
Junction Temp Tj [ ℃ ℃ ℃ ℃ ]
25
25
10
50
50
RL=
1.0A
75
∞
o
75
C )
15
100
100
125
20
125