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CA3277 Datasheet(PDF) 2 Page - Intersil Corporation |
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CA3277 Datasheet(HTML) 2 Page - Intersil Corporation |
2 / 8 page 7-40 Specifications CA3277 Absolute Maximum Ratings Thermal Information Max. BATT, IGN IN Input Voltage (Note1) . . . . . . . . . . . . . . . ±26V Max. Operating Voltage; BATT, IGN IN . . . . . . . VBATT(SD) (~20.5V) Max. Positive Voltages: (For Negative Voltages, Note 2) ENABLE Input. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VBATT DATA IN Input . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VBATT CUR OUT, Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VBATT RESET, Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . VBATT Max. Operating Load Current, OUT1 . . . . . . . . . . . . . . . . . . . 100mA Max. Operating Load Current, OUT2 . . . . . . . . . . . . . . . . . . . 100mA Max. Current Mult. Load Currents: Min. Load Resistance, CUR OUT . . 225 Ω to BATT (75mA max) Min. Load Resistance, CUR IN . . . . . . 1K Ω to GND (-5mA max) Max. Load Current OUT1, OUT2 (Short Duration) . . . Self-Limiting Max. Plus/Minus Load Currents: (Note 3) IGN OUT Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Self-Limiting DATA OUT Output . . . . . . . . . . . . . . . . . . . . . . . . . . .Self-Limiting RESET Output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Self-Limiting Thermal Resistance θ JA θ JL Plastic DIP Package . . . . . . . . . . . . . . . . 60oC/W 12oC/W (Temp. meas. on center lead next to case) Power Dissipation, PD (Note 4): Up to +60oC (Free Air). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5W Above +60oC: . . . . . . . . . . . . . . . . Derate Linearly at 16.6mW/oC Up to +85oC w/heat sink (PC Board): . . . . . . . . . . . . . . . . . 1.6 W Operating Temperature Range . . . . . . . . . . . . . . . . . -40oC to +85oC Storage Temperature Range. . . . . . . . . . . . . . . . . . -55oC to +150oC Max. Junction Temperature. . . . . . . . . . . . . . . . . . . . . . . . . . +150oC Lead Temperature (During Solder) . . . . . . . . . . . . . . . . . . . . +265oC 1/16 ± 1/32” from case, 10s max CAUTION: Stresses above those listed in “Absolute Maximum Ratings” may cause permanent damage to the device. This is a stress only rating and operation of the device at these or any other conditions above those indicated in the operational sections of this specification is not implied. Electrical Specifications TA = -40oC to +85oC, VBATT = 13.5V, ENABLE ON (VEN = 3.5V), IGN IN connected to BATT, OUT1 and OUT2 bypassed with 20 µF to GND, DATA IN connected through 250Ω to BATT, LOADS: OUT1 = 50mA, OUT2 = 80mA; Unless Otherwise Specified (Refer to Figure 4 Test Circuit) PARAMETERS SYMBOL CONDITIONS MIN TYP MAX UNITS REGULATOR OUTPUT1 Output Voltage VOUT1 VBATT = 9V to 16V 4.75 5 5.25 V Dropout Voltage (Note 5) VDO1 VBATT = 4.75V 4.15 4.6 - V Line Reg VBATT = 6.2V to 16V - 9 40 mV Load Reg ILOAD = 0.5mA to 50mA - 30 60 mV Current Limiting - 170 250 mA Low Voltage Shutdown Ramp VBATT Down Until OUT1 drops (PNP Driv- er Cutoff) - 3.5 - V REGULATOR OUTPUT2 Output Voltage VOUT2 VBATT = 9V to 16V 4.75 5 5.25 V Dropout Voltage (Note 5) VDO2 VBATT = 5.6V 4.6 5 - V Line Reg VBATT = 6.2V to 16V - 7.5 40 mV Load Reg ILOAD = 0.5mA to 80mA - 35 60 mV Current Limiting - 190 250 mA ENABLE Input Current IEN VEN = 5V - 50 150 µA ENABLE Input Sw. Thd. VEN(THD) Ramp ENABLE Input Up Until OUT2 is Switched ON - 1.2 - V CURRENT MULTIPLIER Current Mult. Gain, (ICOUT/ICIN)ICIN = -200µA 80 100 - Gain Ratio Current Mult. Output Sat. VCOUT(SAT) ICIN = -200µA, CUR OUT Load = 1KΩ to VBATT - 0.3 1 V Current Mult., Max. Drive Cur. ICOUT(MAX) ICIN = -700µA35 50 - mA RESET Reset, (RST) Threshold Ramp VBATT Down, Measure VBATT when RESET (VRST) goes low 3.8 4.2 4.5 V Reset Delay Time (Note 6) tRST CRST Cap. = 0.47 µF, V BATT = 6.8V RESET Load = 5K Ω to OUT1 50 150 250 ms RESET Out High VOH(RST) 47K Ω to OUT1 4 - - V RESET Low VOL(RST) VBATT = 3.75V, RST 47KΩ to OUT1 - - 0.2 V RESET Output Sink Current IOL CRST to GND, VBATT = 6.8V - 8 - mA |
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Similar Description - CA3277 |
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