UNISONIC TECHNOLOGIES CO., LTD 78MXX
3-TERMINAL 0.5A POSITIVE VOLTAGE REGULATOR
LINEAR INTEGRATED CIRCUIT
1
1
TO-126
TO-126C
DESCRIPTION
The UTC 78MXX family is monolithic fixed voltage regulator integrated circuit. They are suitable for applications that required supply current up to 0.5A.
1 1
TO-220
TO-220F
FEATURES
* Output Current up to 0.5A * Fixed Output Voltage of 5V, 6V, 8V, 9V, 12V, 15V ,18V and 24V Available * Thermal Overload Shutdown Protection * Short Circuit Current Limiting * Output Transistor SOA Protection
1
TO-92
ORDERING INFORMATION
Normal 78Mxx-T60-K 78Mxx-T6C-K 78Mxx-T92-B 78Mxx-T92-K 78Mxx-TA3-T 78Mxx-TF3-T Ordering Number Lead Free 78MxxL-T60-K 78MxxL-T6C-K 78MxxL-T92-B 78MxxL-T92-K 78MxxL-TA3-T 78MxxL-TF3-T Halogen Free 78MxxG-T60-K 78MxxG-T6C-K 78MxxG-T92-B 78MxxG-T92-K 78MxxG-TA3-T 78MxxG-TF3-T Package TO-126 TO-126C TO-92 TO-92 TO-220 TO-220F Pin Assignment 1 2 3 I G O I G O O G I O G I I G O I G O Packing Bulk Bulk Tape Box Bulk Tube Tube
www.unisonic.com.tw Copyright © 2009 Unisonic Technologies Co., Ltd
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QW-R101-004,H
78MXX
MARKING INFORMATION
PACKAGE VOLTAGE CODE
LINEAR INTEGRATED CIRCUIT
MARKING
TO-220 TO-220F
Voltage Code Lot Code
UTC 78MXX
L: Lead Free G: Halogen Free Date Code
1
05: 5V 06: 6V 08: 8V 09: 9V 12: 12V 15: 15V 18: 18V 24: 24V
2
3
TO-126 TO-126C
TO-92
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R101-004,H
78MXX
BLOCK DIAGRAM
LINEAR INTEGRATED CIRCUIT
INPUT 1
SERIES PASS ELEMENT
3 OUTPUT
CURRENT GENERATOR
SOA PROTECTION
R20
STARTING CIRCUIT
REFERENCE VOLTAGE
ERROR AMPLIFIER
THERMAL PROTECTION
R19
2 GND
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R101-004,H
78MXX
ABSOLUTE MAXIMUM RATINGS
LINEAR INTEGRATED CIRCUIT
(Operating temperature range applies unless otherwise specified) PARAMETER SYMBOL RATING UNIT VOUT=5~18V V 35 VIN Input Voltage VOUT=24V 40 V Output Current IOUT 0.5 A Power Dissipation PD Internally Limited W -40 ~ +85 Operating Junction Temperature Range TOPR °C Storage Temperature Range TSTG -65 ~ +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 UTC78M05 (Refer to the test circuits, TMIN≤TJ≤125°C, IOUT=350mA, VIN=10V, unless otherwise specified, Ci=0.33μF,Co=0.1μF) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT TJ=25°C 4.80 5.0 5.20 V Output Voltage VOUT IOUT=5mA ~ 350mA 4.75 5.25 V VIN=7~ 20V TJ =25°C, IOUT=5mA~0.5A 100 mV Load Regulation ΔVOUT 50 mV TJ =25°C, IOUT=5mA~200mA VIN =7 ~ 25V, TJ =25°C, IOUT=200mA 100 mV Line regulation ΔVOUT 50 mV VIN =8 ~ 25V, TJ =25°C, IOUT=200mA Quiescent Current IQ TJ =25°C 4.0 6.0 mA VIN =8 ~ 25V, IOUT=200mA 0.8 mA Quiescent Current Change ΔI Q IOUT=5mA~350mA 0.5 mA Output Noise Voltage eN 10Hz≤f≤100KHz 40 μV VIN =8 ~ 18V, f=120Hz 62 dB Ripple Rejection RR IOUT=300mA Peak Output Current IPEAK TJ =25°C 700 mA Short-Circuit Current ISC VIN=35V, TJ =25°C 300 mA Dropout Voltage VD TJ =25°C, IOUT=500mA 2.0 V FOR UTC78M06 (Refer to the test circuits, TMIN≤TJ≤125°C, IOUT=350mA,VIN=11V, unless otherwise specified, Ci=0.33μF,Co=0.1μF) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT TJ =25°C, IOUT=5~350mA 5.76 6.0 6.24 V Output Voltage VOUT VIN =8 ~ 21V, 5.70 6.30 V IOUT=5mA~350mA TJ =25°C, IOUT=5mA~0.5A 120 mV Load Regulation ΔVOUT TJ =25°C, IOUT=5mA~200mA 60 mV VIN=8V ~ 25V, TJ =25°C, IOUT=200mA 100 mV Line regulation ΔVOUT VIN=9V ~ 25V, TJ =25°C, IOUT=200mA 50 mV Quiescent Current IQ TJ =25°C 4.0 6 mA IOUT=5mA ~ 350mA 0.5 mA Quiescent Current Change ΔI Q 0.8 mA VIN=9V~ 25V, IOUT=200mA Output Noise Voltage eN 10Hz≤f≤100kHz 45 μV VIN=9V ~ 19V, f=120Hz, TJ =25°C 59 dB Ripple Rejection RR IOUT=300mA Peak Output Current IPEAK TJ =25°C 700 mA Short-Circuit Current ISC VIN=35V, TJ =25°C 300 mA Dropout Voltage VD TJ =25°C 2.0 V
UNISONIC TECHNOLOGIES CO., LTD
www.unisonic.com.tw
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QW-R101-004,H
78MXX
ELECTRICAL CHARACTERISTICS (Cont.)
FOR UTC78M08
LINEAR INTEGRATED CIRCUIT
(Refer to the test circuits, TMIN≤TJ≤125°C, IOUT=350mA, VIN=14V, unless otherwise specified,Ci=0.33μF,Co=0.1μF) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT TJ =25°C 7.68 8.0 8.32 V Output Voltage VOUT VIN =10.5V ~ 23V, 7.60 8.40 V IOUT=5mA~350mA TJ =25°C, IOUT=5mA~0.5A 160 mV Load Regulation ΔVOUT TJ =25°C, IOUT=5mA~200mA 80 mV VIN =10.5V ~ 25V 100 mV TJ =25°C, IOUT=200mA Line regulation ΔVOUT VIN =11V ~ 25V 50 mV TJ =25°C, IOUT=200mA Quiescent Current IQ TJ =25°C 4.0 6 mA VIN =10.5V ~ 25V, IOUT=200mA 0.8 mA Quiescent Current Change ΔI Q 0.5 mA IOUT=5mA~ 350mA Output Noise Voltage eN 10Hz≤f≤100KHz 52 μV VIN =11.5V ~ 21.5V, 56 dB Ripple Rejection RR f=120Hz, IOUT=300mA Peak Output Current IPEAK TJ =25°C 700 mA Short-Circuit Current ISC VIN=35V, TJ =25°C 300 mA Dropout Voltage VD TJ =25°C, IOUT=500mA 2.0 V FOR UTC78M09 (Refer to the test circuits, TMIN≤TJ≤125°C, IOUT=350mA, VIN=17V, unless otherwise specified,Ci=0.33μF,Co=0.1μF) PARAMETER SYMBOL TEST CONDITIONS MIN TYP MAX UNIT TJ =25°C 8.64 9 9.36 V Output Voltage VOUT VIN =12.5V ~ 25V, 8.55 9.45 V IOUT=5mA~350mA TJ =25°C, IOUT=5mA~0.5A 200 mV Load Regulation ΔVOUT TJ =25°C, IOUT=5mA~200mA 100 mV VIN =12.5V~ 25 V 100 mV TJ =25°C, IOUT=200mA Line regulation ΔVOUT VIN=13V~ 25V 50 mV TJ =25°C, IOUT=200mA Quiescent Current IQ TJ =25°C 4.1 6 mA VIN =12.5V ~ 25V, IOUT=200mA 0.8 mA Quiescent Current Change ΔI Q 0.5 mA IOUT=5mA~350mA Output Noise Voltage eN 10Hz
