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LT1970 Datasheet(PDF) 3 Page - Linear Technology |
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LT1970 Datasheet(HTML) 3 Page - Linear Technology |
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3 / 26 page  LT1970 3 1970fd For more information www.linear.com/LT1970 ELECTRICAL CHARACTERISTICS The l denotes the specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. See Test Circuit for standard test conditions. SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS RIN Input Resistance Common Mode Differential Mode 500 100 kΩ kΩ CIN Input Capacitance Pin 8 and Pin 9 to Ground 6 pF VCM Input Voltage Range Typical Guaranteed by CMRR Test l –14.5 –12.0 13.6 12.0 V V CMRR Common Mode Rejection Ratio –12V < VCM < 12V l 92 105 dB PSRR Power Supply Rejection Ratio VEE = V– = –5V, VCC = V+ = 3V to 30V VEE = V– = –5V, VCC = 30V, V+ = 2.5V to 30V VEE = V– = –3V to –30V, VCC = V+ = 5V VEE = –30V, V– = –2.5V to –30V, VCC = V+ = 5V l l l l 90 110 90 110 100 130 100 130 dB dB dB dB AVOL Large-Signal Voltage Gain RL = 1k, –12.5V < VOUT < 12.5V l 100 75 150 V/mV V/mV RL = 100Ω, –12.5V < VOUT < 12.5V l 80 40 120 V/mV V/mV RL = 10Ω, –5V < VOUT < 5V, V+ = –V– = 8V l 20 5 45 V/mV V/mV VOL Output Sat Voltage Low VOL = VOUT – V– RL = 100, VCC = V+ = 15V, VEE = V– = –15V RL = 10, VCC = –VEE = 15V, V+ = –V– = 5V l 1.9 0.8 2.5 V V VOH Output Sat Voltage High VOH = V+ – VOUT RL = 100, VCC = V+ = 15V, VEE = V– = –15V RL = 10, VCC = –VEE = 15V, V+ = –V– = 5V l 1.7 1.0 2.3 V V ISC Output Short-Circuit Current Output Low, RSENSE = 0Ω Output High, RSENSE = 0Ω 500 –1000 800 –800 1200 –500 mA mA SR Slew Rate –10V < VOUT < 10V, RL = 1k 0.7 1.6 V/µs FPBW Full Power Bandwidth VOUT = 10VPEAK (Note 5) 11 kHz GBW Gain Bandwidth Product f = 10kHz 3.6 MHz tS Settling Time 0.01%, VOUT = 0V to 10V, AV = –1, RL = 1k 8 µs Current Sense Characteristics VSENSE(MIN) Minimum Current Sense Voltage VCSRC = VCSNK = 0V l 0.1 0.1 4 7 10 mV mV VSENSE(4%) Current Sense Voltage 4% of Full Scale VCSRC = VCSNK = 0.2V l 15 20 25 mV VSENSE(10%) Current Sense Voltage 10% of Full Scale VCSRC = VCSNK = 0.5V l 45 50 55 mV VSENSE(FS) Current Sense Voltage 100% of Full Scale VCSRC = VCSNK = 5V l 490 480 500 500 510 520 mV mV IBI Current Limit Control Input Bias Current VCSRC, VCSNK Pins l –1 –0.2 0.1 µA ISENSE– SENSE– Input Current 0V < (VCSRC, VCSNK) < 5V l –500 500 nA IFILTER FILTER Input Current 0V < (VCSRC, VCSNK) < 5V l –500 500 nA ISENSE+ SENSE+ Input Current VCSRC= VCSNK = 0V VCSRC = 5V, VCSNK = 0V VCSRC= 0V, VCSNK = 5V VCSRC = VCSNK = 5V l l l l –500 200 –300 –25 250 –250 500 300 –200 25 nA nA nA nA Current Sense Change with Output Voltage VCSRC = VCSNK = 5V, –12.5V < VOUT < 12.5V ±0.1 % Current Sense Change with Supply Voltage VCSRC = VCSNK = 5V, 6V < (VCC, V+) < 18V 2.5V < V+ < 18V, VCC = 18V –18V < (VEE, V–) < –2.5V –18V < V– < –2.5V, VEE = –18V ±0.05 ±0.01 ±0.05 ±0.01 % % % % |
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Similar Description - LT1970_15 |
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