ka79m12r Fairchild Semiconductor, ka79m12r Datasheet

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ka79m12r

Manufacturer Part Number
ka79m12r
Description
Fixed Negative Voltage Regulator
Manufacturer
Fairchild Semiconductor
Datasheet

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Part Number:
ka79m12rTF
Quantity:
900
Features
• No external components required
• Output current in excess of 0.5A
• Internal thermal overload
• Internal short circuit current limiting
• Output transistor safe area compensation
• Output voltages of -5V,-6V,-8V, -12V,-15V,-18V,-24V
Schematic Diagram
©2001 Fairchild Semiconductor Corporation
KA79MXX/LM79M05
3-Terminal 0.5A Negative Voltage Regulator
Description
The KA79MXX series and LM79M05 are of 3-Terminal medium
current
circuits designed as fixed voltage regulators. These regulators
employ internal current limiting, thermal shutdown and safe area
compensation
indestructible.
TO-220
D-PAK
1. GND 2. Input 3. Output
1
negative voltage regulators are monolithic integrated
1
making
www.fairchildsemi.com
them
Rev. 1.0.0
essentially

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ka79m12r Summary of contents

Page 1

... Internal short circuit current limiting • Output transistor safe area compensation • Output voltages of -5V,-6V,-8V, -12V,-15V,-18V,-24V Schematic Diagram ©2001 Fairchild Semiconductor Corporation www.fairchildsemi.com Description The KA79MXX series and LM79M05 are of 3-Terminal medium negative voltage regulators are monolithic integrated current circuits designed as fixed voltage regulators ...

Page 2

KA79MXX Absolute Maximum Ratings Parameter Input Voltage(for V = -5V to -18V) O (for V = -24V) O Thermal Resistance Junction-Cases Thermal Resistance Junction-Air Operating Temperature Range Storage Temperature Range Electrical Characteristics °C ≤T (Refer to test circuit, 0 ≤ ...

Page 3

Electrical Characteristics (KA79M06) °C ≤T (Refer to test circuit, 0 ≤ +125 ° Parameter Output Voltage Line Regulation (Note1) Load Regulation (Note1) Quiescent Current Quiescent Current Change Output Voltage Drift Output Noise Voltage Ripple Rejection Dropout Voltage Short ...

Page 4

KA79MXX Electrical Characteristics (KA79M08/KA79M08R) °C ≤T (Refer to test circuit, 0 ≤ +125 ° Parameter Output Voltage Line Regulation (Note1) Load Regulation (Note1) Quiescent Current Quiescent Current Change Output Voltage Drift Output Noise Voltage Ripple Rejection Dropout Voltage ...

Page 5

Electrical Characteristics (KA79M12) °C ≤T (Refer to test circuit, 0 ≤ +125 ° Parameter Output Voltage Line Regulation (Note1) Load Regulation (Note1) Quiescent Current Quiescent Current Change Output Voltage Drift Output Noise Voltage Ripple Rejection Dropout Voltage Short ...

Page 6

KA79MXX Electrical Characteristics (KA79M15) °C ≤T (Refer to test circuit, 0 ≤ +125 ° Parameter Symbol Output Voltage Line Regulation (Note1) Load Regulation (Note1) Quiescent Current Quiescent Current Change Output Voltage Drift ΔV Output Noise Voltage Ripple Rejection ...

Page 7

Electrical Characteristics (KA79M18) °C ≤T (Refer to test circuit, 0 ≤ +125 ° Parameter Output Voltage Line Regulation (Note1) Load Regulation (Note1) Quiescent Current Quiescent Current Change Output Voltage Drift Output Noise Voltage Ripple Rejection Dropout Voltage Short ...

Page 8

KA79MXX Electrical Characteristics (KA79M24) °C ≤T (Refer to test circuit, 0 ≤ +125 ° Parameter Output Voltage Line Regulation (Note1) Load Regulation (Note1) Quiescent Current Quiescent Current Change Output Voltage Drift Output Noise Voltage Ripple Rejection Dropout Voltage ...

Page 9

Typical Applications Notes: 1. Required for stability. For value given, capacitor must be solid tantalum. 25 ∝F aluminum electrolytic may be substituted improves transient response and ripple rejection. Do not increase beyond 50∝F. 2 Figure 1. Fixed Output ...

Page 10

KA79MXX 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 10 Dimensions in millimeters TO-220 1.52 ±0.10 0.80 ±0.10 0.50 2.54TYP [2.54 ] ±0.20 4.50 ±0.20 +0.10 1.30 -0.05 +0.10 2.40 ±0.20 -0.05 ...

Page 11

Mechanical Dimensions Package 6.60 ±0.20 5.34 ±0.30 (0.50) (4.34) MAX0.96 2.30TYP [2.30±0.20] (Continued) Dimensions in millimeters D-PAK (0.50) 0.76 ±0.10 2.30TYP [2.30±0.20] 6.60 ±0.20 (5.34) (5.04) (1.50) (2XR0.25) KA79MXX 2.30 ±0.10 0.50 ±0.10 0.50 ±0.10 1.02 ±0.20 2.30 ±0.20 0.76 ...

Page 12

... KA79MXX Ordering Information Product Number Package KA79M05 KA79M06 KA79M08 KA79M12 TO-220 KA79M15 KA79M18 KA79M24 LM79M05 KA79M05R KA79M08R D-PAK KA79M12R 12 Operating Temperature 125°C ...

Page 13

KA79MXX 13 ...

Page 14

... KA79MXX 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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