전자부품 데이터시트 검색엔진 |
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UC1625 데이터시트(PDF) 2 Page - Texas Instruments |
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UC1625 데이터시트(HTML) 2 Page - Texas Instruments |
2 / 15 page 2 UC1625 UC2625 UC3625 VCC Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . +20V Pwr VCC Supply Voltage . . . . . . . . . . . . . . . . . . . . . . . . . . +20V PWM In . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 to 6V E/A IN(+), E/A IN(–) . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 to 12V ISENSE1, ISENSE2. . . . . . . . . . . . . . . . . . . . . . . . . . . . . –1.3 to 6V OV–Coast, Dir, Speed-In, SSTART, Quad Sel . . . . . . –0.3 to 8V H1, H2, H3 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 to 12V PU Output Voltage. . . . . . . . . . . . . . . . . . . . . . . . . . –0.3 to 50V PU Output Current . . . . . . . . . . . . . . . . . . +200 mA continuous PD Output Current . . . . . . . . . . . . . . . . . . ±200 mA continuous E/A Output Current . . . . . . . . . . . . . . . . . . . . . . . . . . . . ±10 mA ISENSE Output Current . . . . . . . . . . . . . . . . . . . . . . . . . . –10 mA Tach Out Output Current . . . . . . . . . . . . . . . . . . . . . . . . ±10 mA VREF Output Current . . . . . . . . . . . . . . . . . . –50 mA continuous Operating Temperature Range UC1625. . . . . . –55°C to 125°C Operating Temperature Range UC2625. . . . . . –40°C to 105°C Operating Temperature Range UC3625. . . . . . . . . 0°C to 70°C Note 1: Currents are positive into and negative out of the spec- ified terminal. Note 2: Consult Unitrode Integrated Circuits databook for infor- mation regarding thermal specifications and limitations of packages. ABSOLUTE MAXIMUM RATINGS ELECTRICAL CHARACTERISTICS: Unless otherwise stated, these specifications apply for: TA = 25 °C; Pwr VCC = VCC = 12V; ROSC = 20k to VREF; COSC = 2nF; RTACH = 33k; CTACH = 10nF; and all outputs unloaded. TA = TJ. PARAMETER TEST CONDITIONS MIN TYP MAX UNITS Overall Supply current Over Operating Range 14.5 30.0 mA VCC Turn-On Threshold Over Operating Range 8.65 8.95 9.45 V VCC Turn-Off Threshold Over Operating Range 7.75 8.05 8.55 V Overvoltage/Coast OV-Coast Inhibit Threshold Over Operating Range 1.65 1.75 1.85 V OV-Coast Restart Threshold 1.55 1.65 1.75 V OV-Coast Hysteresis 0.05 0.10 0.15 V OV-Coast Input Current –10 –1 0 µA Logic Inputs H1, H2, H3 Low Threshold Over Operating Range 0.8 1.0 1.2 V H1, H2, H3 High Threshold Over Operating Range 1.6 1.9 2.0 V H1, H2, H3 Input Current Over Operating Range, to 0V -400 -250 –120 µA Quad Sel, Dir Thresholds Over Operating Range 0.8 1.4 2.0 V Quad Sel Hysteresis 70 mV Dir Hysteresis 0.6 V Quad Sel Input Current –30 50 150 µA Dir Input Current –30 –1 30 µA PWM Amp/Comparator E/A In(+), E/A In(–) Input Current To 2.5V –5.0 –0.1 5.0 µA PWM In Input Current To 2.5V 0 3 30 µA Error Amp Input Offset 0V < VCOMMON-MODE < 3V –10 10 mV Error Amp Voltage Gain 70 90 dB CONNECTION DIAGRAM Note 3: This pinout applies to the SOIC (DW), PLCC (Q), and LCC (L) packages (ie. pin 22 has the same function on all packages.) DIL-28 (TOP VIEW) J or N PACKAGE |
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