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UNISONIC TECHNOLOGIES CO., LTD 78LXX
3-TERMINAL 0.1A POSITIVE VOLTAGE REGULATOR
DESCRIPTION
The UTC 78LXX family is monolithic fixed voltage regulator integrated circuit. They are suitable for applications that required supply current up to 100mA.
LINEAR INTEGRATED CIRCUIT
FEATURES
* Output current up to 100mA * Fixed output voltage of 5V, 6V, 8V, 9V, 10V, 12V, 15V, 18V and 24V available * Thermal overload shutdown protection * Short circuit current limiting Lead-free: 78LXXL Halogen-free: 78LXXG
ORDERING INFORMATION
Ordering Number Normal Lead Free Halogen Free 78Lxx-AB3-R 78LxxL-AB3-R 78LxxG-AB3-R 78Lxx-S08-R 78LxxL-S08-R 78LxxG-S08-R 78Lxx-T92-B 78LxxL-T92-B 78LxxG-T92-B 78Lxx-T92-K 78LxxL-T92-K 78LxxG-T92-K 78LXX-T92-R 78LxxL-T92-R 78LxxG-T92-R Note: 1. xx: Output Voltage, refer to Marking Information. 2. O: Output G: GND I: Input N: No Connection 1 O O O O O Pin Assignment 2345678 GI----GGNNGG I GI----GI----GI----Package SOT-89 SOP-8 TO-92 TO-92 TO-92 Packing Tape Reel Tape Reel Tape Box Bulk Tape Reel
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MARKING INFORMATION
PACKAGE VOLTAGE CODE
LINEAR INTEGRATED CIRCUIT
MARKING UTC 78LXX
SOP-8 05:5.0V 06:6.0V 08:8.0V 09:9.0V 10:10V 12:12V 15:15V 18:18V 24:24V
Date Code Voltage Code
L: Lead Free G: Halogen Free Lot Code
SOT-89
TO-92
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ABSOLUTE MAXIMUM RATINGS
PARAMETER SYMBOL VOUT=5~9V VOUT=10~24V
LINEAR INTEGRATED CIRCUIT
RATINGS UNIT 30 V Input Voltage VIN 35 V Output Current IOUT 100 mA SOP-8 300 mW Power Dissipation PD TO-92 625 mW SOT-89 350 mW Junction Temperature TJ +150 C Operating Temperature TOPR -40~+85 C Storage Temperature TSTG -55~+150 C Note Absolute maximum ratings are those values beyond which the device could be permanently damaged. Absolute maximum ratings are stress ratings only and functional device operation is not implied.
ELECTRICAL CHARACTERISTICS
For UTC78L05 (VIN=10V, IOUT=40mA, 0CUNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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78LXX
ELECTRICAL CHARACTERISTICS (Cont.)
LINEAR INTEGRATED CIRCUIT
For UTC78L08 (VIN=14V, IOUT=40mA, 0CUNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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78LXX
ELECTRICAL CHARACTERISTICS (Cont.)
LINEAR INTEGRATED CIRCUIT
For UTC78L12 (VIN=19V, IOUT=40mA, 0CUNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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78LXX
ELECTRICAL CHARACTERISTICS (Cont.)
LINEAR INTEGRATED CIRCUIT
For UTC78L24 (VIN=33V,IOUT=40mA, 0CUNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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APPLICATION CIRCUIT
VIN 3
LINEAR INTEGRATED CIRCUIT
UTC78LXX 2
1
VoUT
C1 0.33F
C0 0.1F
Notes: 1. To specify an output voltage, substitute voltage value for "XX". 2. Bypass capacitors are recommended for optimum stability and transient response and should be located as close as possible to the regulators.
TEST CIRCUIT
INPUT
3
R13 T10 R17 T8 R9 T9 Z2 T12 T14 R19 R18 R12 R11 R10
R14 T11 T5 T6
T13
OUTPUT
1
R8 R15 T4 Z1 T15 R5
R4 R6
T7
R16
R1
R2
C1 T3
R7
T1
T2
R3
GND
2
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TYPICAL CHARACTERISTICS
Ambient temperature vs. Power dissipation TO-92 Output Volatge, VOUT(V) 600 500 400 300 5.2 5.1 5.0 4.9
LINEAR INTEGRATED CIRCUIT
700 Power Dissiaption, PD(mW)
UTC78L05 Output Voltage vs.Ambient temperature
SOT-89 SOP-8 50 75 100
25
4.8 -50
Ambient Temperature, Ta(C) UTC78L12 Output Voltage vs. Ambient temperature
0 50 100 Ambient Temperature, Ta(C)
25 Output Volatge, VOUT(V) 20 15 10 5 0
Output Characteristics Ip=0mA TJ=25C UTC78L24
Output Volatge, VOUT(V)
12.1 12.0 11.9 11.8 11.7 -50
UTC78L12
UTC78L05 0 10 20 30 40
0
50
100
Ambient Temperature, Ta(C)
Input Voltage, VIN(V)
UTC78L05 Dropout Characteristics TJ=25C Short circuit Current(mA) Output Volatge, VOUT(V)
T= 0m 40 A U T= 10 mA 0m A
Short Circuit output current 500 T =25C J 400 300 200 100 0 10 20 30 40
5
IO
U
4.5
4.1
6.0
IO
IO
U T=
6.5
7.0
Input Voltage, VIN(V)
input-outputVoltage difference(V) 8 of 9
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UNISONIC TECHNOLOGIES CO., LTD
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78LXX
TYPICAL CHARACTERISTICS(Cont.)
LINEAR INTEGRATED CIRCUIT
Quiescent Current, IQ (mA)
UTC assumes no responsibility for equipm ent failures that result from using products at values that exceed, even mom entarily, rated values (such as m aximum ratings, operating condition ranges, or other param eters) listed in products specifications of any and all UTC products described or contained herein. UTC products are not designed for use in life support appliances, devices or system s where m alfunction of these products can be reasonably expected to result in personal injury. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. The inform ation presented in this docum ent does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
Input Output Differentional (V)
Peak Output Current (mA)
Quiescent Current, IQ (mA)
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