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UC2525AL Datasheet(PDF) 2 Page - Texas Instruments |
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UC2525AL Datasheet(HTML) 2 Page - Texas Instruments |
2 / 9 page 2 UC1525A/27A UC2525A/27A UC3525A/27A ABSOLUTE MAXIMUM RATINGS(Note 1) Supply Voltage, (+VIN)............................ +40V Collector Supply Voltage (VC) ...................... +40V Logic Inputs ............................ –0.3V to +5.5V Analog Inputs ............................ –0.3V to +VIN Output Current, Source or Sink ................... 500mA Reference Output Current ........................ 50mA Oscillator Charging Current ........................5mA Power Dissipation at TA = +25°C (Note 2).......... 1000mW Power Dissipation at TC = +25°C (Note 2) ......... 2000mW Operating Junction Temperature .......... –55°C to +150°C Storage Temperature Range ............. –65°C to +150°C Lead Temperature (Soldering, 10 seconds) ......... +300°C Note 1: Values beyond which damage may occur. Note 2: Consult packaging Section of Databook for thermal limitations and considerations of package. RECOMMENDED OPERATING CONDITIONS (Note 3) Input Voltage (+VIN) .......................+8V to +35V Collector Supply Voltage (VC)............... +4.5V to +35V Sink/Source Load Current (steady state) ........0to 100mA Sink/Source Load Current (peak) ..............0to 400mA Reference Load Current ......................0to 20mA Oscillator Frequency Range .............. 100Hz to 400kHz Oscillator Timing Resistor ..................2k Ω to 150kΩ Oscillator Timing Capacitor ............... .001 µFto.01µF Dead Time Resistor Range ....................0to500 Ω Operating Ambient Temperature Range UC1525A, UC1527A .................. –55°C to +125°C UC2525A, UC2527A ................... –25°C to +85°C UC3525A, UC3527A .....................0°C to +70°C Note 3: Range over which the device is functional and parame- ter limits are guaranteed. DIL-16 (TOP VIEW) J or N Package PLCC-20, LCC-20 (TOP VIEW) Q, L Package PACKAGE PIN FUNCTION FUNCTION PIN N/C 1 Inv. Input 2 N.I. Input 3 SYNC 4 OSC. output 5 N/C 6 CT 7 RT 8 Discharge 9 Softstart 10 N/C 11 Compensation 12 Shutdown 13 Output A 14 Ground 15 N/C 16 VC 17 Output B 18 +VIN 19 VREF 20 CONNECTION DIAGRAMS |
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