Datasheet NCP431 (ON Semiconductor) - 2
| Manufacturer | ON Semiconductor |
| Description | Voltage Reference, Low Cathode Current, Programmable, Shunt Regulator |
| Pages / Page | 22 / 2 — NCP431A, SC431A, NCP431B, SC431B, NCP432B, SC432B Series. Figure 1. … |
| File Format / Size | PDF / 711 Kb |
| Document Language | English |
NCP431A, SC431A, NCP431B, SC431B, NCP432B, SC432B Series. Figure 1. Symbol. Figure 2. Representative Block diagram
Model Line for this Datasheet
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NCP431A, SC431A, NCP431B, SC431B, NCP432B, SC432B Series
Cathode Reference Cathode (K) (R) (K) 2.5 V Reference ref (R) Anode (A) Anode (A)
Figure 1. Symbol Figure 2. Representative Block diagram
This device contains 20 active transistors
MAXIMUM RATINGS
(Full operating ambient temperature range applies, unless otherwise noted)
Symbol Rating Value Unit
VKA Cathode to Anode Voltage 37 V IK Cathode Current Range, Continuous −100 to +150 mA Iref Reference Input Current Range, Continuous −5 to +10 mA TJ Operating Junction Temperature 150 °C TA Operating Ambient Temperature Range −40 to +125 °C Tstg Storage Temperature Range −65 to +150 °C PD Total Power Dissipation @ TA = 25°C W Derate above 25°C Ambient Temperature D, LP Suffix Plastic Package 0.70 SN1 Suffix Plastic Package 0.52 PD Total Power Dissipation @ TC = 25°C 1.5 W Derate above 25°C Case Temperature D, LP Suffix Plastic Package ESD Rating (Note 1) V HBM Human Body Model per JEDEC JESD22−A114F >2000 CDM Charged Device Model per JEDEC JESD22−C101E >1000 Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. 1. This device contains latch−up protection and exceeds ±100 mA per JEDEC standard JESD78.
RECOMMENDED OPERATING CONDITIONS Symbol Condition Min Max Unit
VKA Cathode to Anode Voltage Vref 36 V IK Cathode Current 0.04 100 mA Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond the Recommended Operating Ranges limits may affect device reliability.
THERMAL CHARACTERISTICS LP Suffix Package D Suffix Package SN Suffix Package Symbol Characteristic (50 mm2 x 35 mm Cu) (50 mm2 x 35 mm Cu) (10 mm2 x 35 mm Cu) Unit
RQJA Thermal Resistance, 176 210 255 °C/W Junction−to−Ambient RQJL Thermal Resistance, 75 68 80 °C/W Junction−to−Lead (Lead 3)
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NCP431A, SC431A, NCP431B, SC431B, NCP432B, SC432B Series
Cathode Reference Cathode (K) (R) (K) 2.5 V Reference ref (R) Anode (A) Anode (A)
Figure 1. Symbol Figure 2. Representative Block diagram
This device contains 20 active transistors
MAXIMUM RATINGS
(Full operating ambient temperature range applies, unless otherwise noted)
Symbol Rating Value Unit
VKA Cathode to Anode Voltage 37 V IK Cathode Current Range, Continuous −100 to +150 mA Iref Reference Input Current Range, Continuous −5 to +10 mA TJ Operating Junction Temperature 150 °C TA Operating Ambient Temperature Range −40 to +125 °C Tstg Storage Temperature Range −65 to +150 °C PD Total Power Dissipation @ TA = 25°C W Derate above 25°C Ambient Temperature D, LP Suffix Plastic Package 0.70 SN1 Suffix Plastic Package 0.52 PD Total Power Dissipation @ TC = 25°C 1.5 W Derate above 25°C Case Temperature D, LP Suffix Plastic Package ESD Rating (Note 1) V HBM Human Body Model per JEDEC JESD22−A114F >2000 CDM Charged Device Model per JEDEC JESD22−C101E >1000 Stresses exceeding those listed in the Maximum Ratings table may damage the device. If any of these limits are exceeded, device functionality should not be assumed, damage may occur and reliability may be affected. 1. This device contains latch−up protection and exceeds ±100 mA per JEDEC standard JESD78.
RECOMMENDED OPERATING CONDITIONS Symbol Condition Min Max Unit
VKA Cathode to Anode Voltage Vref 36 V IK Cathode Current 0.04 100 mA Functional operation above the stresses listed in the Recommended Operating Ranges is not implied. Extended exposure to stresses beyond the Recommended Operating Ranges limits may affect device reliability.
THERMAL CHARACTERISTICS LP Suffix Package D Suffix Package SN Suffix Package Symbol Characteristic (50 mm2 x 35 mm Cu) (50 mm2 x 35 mm Cu) (10 mm2 x 35 mm Cu) Unit
RQJA Thermal Resistance, 176 210 255 °C/W Junction−to−Ambient RQJL Thermal Resistance, 75 68 80 °C/W Junction−to−Lead (Lead 3)
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