(China (Mainland))
Product Summary
The NCV4949DR2G is a monolithic integrated 5.0 V voltage regulator with a very low dropout and additional functions such as power-on reset and input voltage sense.The NCV4949DR2G is designed for supplying the micro-computer controlled systems.
Parametrics
NCV4949DR2G absolute maximum ratings: (1) Operating Supply Voltage VCC: 28 V; (2) Transient Supply Voltage (t < 1.0 s) VCC TR: 40 V; (3) Output Current Iout Internally Limited Output Voltage Vout: 20 V; (4) Sense Input Current ISI: ±1.0 mA; (5) Sense Input Voltage VSI VCC Output Voltages Reset Output Sense Output VReset: 20V, VSO 20V; (6) Output Currents Reset Output IReset: 5.0mA, Sense, Output ISO: 5.0mA; (7) Preregulator Output Voltage VZ: 7.0 V; (8) Preregulator Output Current IZ: 5.0 mA; (9) ESD Protection atany pin V Human Body Model: 2000V; (10) Machine Model: 400V; (11) Thermal Resistance, Junction to Air: R JA°C/W; P Suffix, DIP 8 Plastic Package, Case 626 100°C/W, D Suffix, SOIC8 Plastic Package, Case 751 200°C/W, D Suffix, SOI0 Plastic Package, Case 751D 80°C/W; (12) Operating Junction Temperature Range TJ: -40 to +150 °C; (13) Storage Temperature Range Tstg: -65 to +150 °C.
Features
NCV4949DR2G features: (1) Operating DC Supply Voltage Range 5.0 V to 28 V; (2) Transient Supply Voltage Up to 40 V; (3) Extremely Low Quiescent Current in Standby Mode; (4) High Precision Standby Output Voltage 5.0 V ±1%; (5) Output Current Capability Up to 100 mA; (6) Very Low Dropout Voltage Less Than 0.4 V; (7) Reset Circuit Sensing The Output Voltage; (8) Programmable Reset Pulse Delay With External Capacitor; (9) Voltage Sense Comparator; (10) Thermal Shutdown and Short Circuit Protections; (11) NCV Prefix for Automotive and Other Applications Requiring Site and Control Changes; (12) Pb-Free Packages are Available.
Diagrams
| Image | Part No | Mfg | Description |  |
Pricing (USD) |
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 NCV4949DR2G |
ON Semiconductor |
Low Dropout (LDO) Regulators 5V 100mA w/Power-On |
Data Sheet |
Negotiable |
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