KA350 Fairchild Semiconductor, KA350 Datasheet

IC REG 3A POS ADJ TO-220

KA350

Manufacturer Part Number
KA350
Description
IC REG 3A POS ADJ TO-220
Manufacturer
Fairchild Semiconductor
Datasheet

Specifications of KA350

Regulator Topology
Positive Adjustable
Voltage - Output
1.2 ~ 33 V
Voltage - Input
Up to 35V
Number Of Regulators
1
Current - Output
3A (Max)
Operating Temperature
0°C ~ 125°C
Mounting Type
Through Hole
Package / Case
TO-220-3 (Straight Leads)
Polarity
Positive
Number Of Outputs
1
Output Type
Adjustable
Output Voltage
1.2 V to 33 V
Output Current
3 A
Line Regulation
0.03 % / V
Load Regulation
0.5 %
Input Voltage Max
35 V
Maximum Operating Temperature
+ 125 C
Minimum Operating Temperature
0 C
Mounting Style
Through Hole
Reference Voltage
1.3 V
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Voltage - Dropout (typical)
-
Current - Limit (min)
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant

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Features
• Output adjustable between 1.2V and 33V
• Guaranteed 3A output current
• Internal thermal over load protection
• Load regulation (Typ: 0.1%)
• Line regulation (Typ: 0.015%/V)
• Internal short circuit current limit
• Output transistor safe area compensation
Internal Block Diagram
©2001 Fairchild Semiconductor Corporation
KA350
3-Terminal 3A Positive Adjustable Voltage
Regulator
Description
The KA350 is an adjustable 3-terminal positive voltage
regulator capable of supplying in excess of 3.0 A over an
output voltage range of 1.2V to 33 V
TO-220
1. Adj 2. Output 3. Input
1
www.fairchildsemi.com
Rev. 1.0.0

Related parts for KA350

KA350 Summary of contents

Page 1

... Internal short circuit current limit • Output transistor safe area compensation Internal Block Diagram ©2001 Fairchild Semiconductor Corporation www.fairchildsemi.com Description The KA350 is an adjustable 3-terminal positive voltage regulator capable of supplying in excess of 3.0 A over an output voltage range of 1. TO-220 1 1. Adj 2. Output 3. Input ...

Page 2

... KA350 Absolute Maximum Ratings Parameter Input Output Voltage Differential Lead Temperature (Soldering, 10sec) Power Dissipation Operating Temperature Range Storage Temperature Range Electrical Characteristics (V -V =5V, I =1.5A 125 Parameter Symbol Line Regulation (Note1) Rline Rload Load Regulation (Note1) Adjustment Pin Current I ADJ ...

Page 3

... Typical Perfomance Characteristics Figure 1. Load Regulation Figure 3. Adjustment Pin Current Figure 5. Temperature Stability Figure 2. Current Limit Figure 4. Dropout Voltage Figure 6. Minimum Load Current KA350 3 ...

Page 4

... KA350 Typical Perfomance Characteristics (continued) Figure 7. Ripple Rejection vs Vo Figure 9. Ripple Rejection vs Frequency Figure 11. Line Transient Response 4 Figure 8. Ripple Rejection vs Io Figure 10. Output Impedance Figure 12. Load Transient Response ...

Page 5

... ADJ output establishing a minimum load current requirement. If there is insufficient load on the output, the output voltage will rise. Since the KA350 is a floating regulator only the voltage differential across the circuit which is important to performance, and operation at high voltage with respect to ground is possible. ...

Page 6

... Mechanical Dimensions Package 9.90 0.20 (8.70) ø3.60 0.10 1.27 0.10 2.54TYP [2.54 ] 0.20 10.00 0.20 (Continued) TO-220 1.52 0.10 0.80 0.10 +0.10 0.50 –0.05 2.54TYP [2.54 ] 0.20 KA350 4.50 0.20 +0.10 1.30 –0.05 2.40 0.20 6 ...

Page 7

... KA350 Ordering Information Product Number Package KA350 TO-220 7 Operating Temperature 125 C ...

Page 8

... KA350 DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN; NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. ...

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