Document
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 — — Load regulation δVO Load — — Quiescent current Quiescent current change IQ δIQ — — — Output noise voltage Ripple rejection ratio Vn RREJ — — — Dropout voltage Output short-circuit current Peak output current Temperature coefficient of output voltage Vdrop I OS Io peak δVOUT/ δTj — — — — Typ 5.0 — 3 1 20 10 4.5 — — 40 80 80 2.0 300 700 –1.0 Max 5.2 5.25 100 50 100 50 6.0 0.8 0.5 — — — — — — — V mA mA µV dB mA mA mV Tj = 25°C mV Unit V Test Conditions Tj = 25°C 7 V ≤ VIN ≤ 20 V, 5 mA ≤ IOUT ≤ 350 mA, PT ≤ 7.5 W Tj = 25°C 7 V ≤ VIN ≤ 25 V, I OUT = 200 mA 8 V ≤ VIN ≤ 25 V, I OUT = 200 mA 5 mA ≤ IOUT ≤ 500 mA 5 mA ≤ IOUT ≤ 200 mA Tj = 25°C, IOUT = 0 8 V ≤ VIN ≤ 25 V, I OUT = 200 mA 5 mA ≤ IOUT ≤ 350 mA Ta = 25°C, 10 Hz ≤ f ≤ 100 kHz f = 120 Hz Tj = 25°C I OUT = 100 mA I OUT = 300 mA
I OUT = 350 mA, Tj = 25°C Tj = 25°C, VIN = 35 V Tj = 25°C
mV/°C I OUT = 5 mA, 0°C ≤ Tj ≤ 125°C
4
HA178M00 Series
HA178M06P/PJ, HA178M06 Electrical Characteristics (VIN = 11 V, IOUT = 350 mA, 0˚C Tj 125˚C, C .