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HA178M08P

Hitachi Semiconductor
Part Number HA178M08P
Manufacturer Hitachi Semiconductor
Description 3-terminal Fixed Voltage Regulators
Published Mar 22, 2005
Detailed Description HA178M00 Series 3-terminal Fixed Voltage Regulators Features • • • • • • Output current less than 500 mA Various output...
Datasheet PDF File HA178M08P PDF File

HA178M08P
HA178M08P

Overview
HA178M00 Series 3-terminal Fixed Voltage Regulators Features • • • • • • Output current less than 500 mA Various output voltages: 5, 6, 7, 8, 9, 12, 15, 18, 20, and 24 V No external compensation circuit required Built-in current control circuit protects elements from destruction by short circuit Builting chip junction temperature limiting circuit protects elements from thermal destruction Builting internal power dissipation limiting circuit protects transistors in output stage Ordering Information Type HA178M00PJ Series HA178M00P Series HA178M00 Series Application Automotive use Industrial use Commercial use Package TO - 220AB Output Voltage Accuracy Grade Type No.
HA178M05 HA178M12 Grade None A B C Accuracy ±4 ±2 ±3 +2, –4 HA178M00 Series Pin Arrangement 4 Mark 1.
Input 2.
Common 3.
Output 4.
Common 1 2 3 (Top View) Block Diagram INPUT Over Current Protection OUTPUT Error Amp.
Temperature Protection Vref = 2.
5 V Reference Voltage COMMON Standard Circuit Input C1 0.
33 µF Output C2 0.
1 µ F HA178Mxx 2 HA178M00 Series Absolute Maximum Ratings (Ta = 25°C) Item Input voltage Input voltage Power dissipation Operating temperature Junction temperature Storage temperature Symbol VIN VIN PT Topr Tj Tstg Rating 35 40 7.
5 –20 to +75 –20 to +125 –55 to +125 Unit V V W °C °C °C Notes 1 2 3 Notes: 1.
For HA178M05P–HA178M18P, HA178M05–HA178M18 2.
For HA178M20P, HA178M24P, HA178M20, HA178M24 3.
Follow derating curve 8 Max.
Power Dissipation P T(max) (W) 6 4 2 (2) (1) (1) Infinite heat sink (2) 5°C/W heat sink (3) 15°C/W heat sink (4) No heat sink Thermal resistance θjc = 3.
0°C/W (typ) 5.
0°C/W (max) θja = 62°C/W (typ) 72°C/W (max) (3) (4) 20 40 60 80 100 120 140 fixed ) Include thermal resistance 0 Ambient Temperature Ta(°C) 3 HA178M00 Series HA178M05P/PJ, HA178M05 Electrical Characteristics (VIN = 10 V, IOUT = 350 mA, 0°C Tj 125°C, CIN = 0.
33 µF, COUT = 0.
1 µF, unless otherwise specified) Item Output voltage Symbol VOUT Min 4.
8 4.
75 Line regulation δVO Line — — ...


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