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LM3420M5X-16.8 Datasheet(PDF) 5 Page - National Semiconductor (TI) |
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LM3420M5X-16.8 Datasheet(HTML) 5 Page - National Semiconductor (TI) |
5 / 17 page LM3420-8.4 Electrical Characteristics (Continued) Specifications with standard type face are for T J = 25˚C, and those with boldface type apply over full Operating Tempera- ture Range. Unless otherwise specified, V(IN) = V REG,VOUT = 1.5V. Symbol Parameter Conditions Typical LM3420A-8.4 LM3420-8.4 Units (Note 4) Limit Limit (Limits) (Note 5) (Note 5) A V Voltage Gain 1V ≤ V OUT ≤ VREG − 1.2V (−1.3) 1000 V/V ∆V OUT/∆VREG R L = 470Ω (Note 6) 550/250 450/200 V/V(min) 1V ≤ V OUT ≤ VREG − 1.2V (−1.3) 3500 V/V R L =5 kΩ 1500/900 1000/700 V/V(min) V SAT Output Saturation V(IN) = V REG +100 mV 1.0 V (Note 7) I OUT = 15 mA 1.2/1.3 1.2/1.3 V(max) I L Output Leakage V(IN) = V REG −100 mV 0.1 µA Current V OUT = 0V 0.5/1.0 0.5/1.0 µA(max) R f Internal Feedback 181 k Ω Resistor (Note 8) 227 227 k Ω(max) 135 135 k Ω(min) E n Output Noise I OUT = 1 mA, 10 Hz ≤ f ≤ 10 kHz 140 µV RMS Voltage LM3420-12.6 Electrical Characteristics Specifications with standard type face are for T J = 25˚C, and those with boldface type apply over full Operating Temperature Range. Unless otherwise specified, V(IN) = V REG,VOUT = 1.5V. Symbol Parameter Conditions Typical LM3420A-12.6 LM3420-12.6 Units (Note 4) Limit Limit (Limits) (Note 5) (Note 5) V REG Regulation Voltage I OUT = 1 mA 12.6 V 12.663/12.726 12.726/12.852 V(max) 12.537/12.474 12.474/12.348 V(min) Regulation Voltage I OUT =1 mA ±0.5/±1 ±1/±2 %(max) Tolerance I q Quiescent Current I OUT = 1 mA 85 µA 110/115 125/150 µA(max) G m Transconductance 20 µA ≤ I OUT ≤ 1 mA 3.3 mA/mV ∆I OUT/∆VREG V OUT = 10V 1.3/0.75 1.0/0.5 mA/mV(min) 1mA ≤ I OUT ≤ 15 mA 6.0 mA/mV V OUT = 10V 3.0/1.5 2.5/1.4 mA/mV(min) A V Voltage Gain 1V ≤ V OUT ≤ VREG − 1.2V (−1.3) 1000 V/V ∆V OUT/∆VREG R L = 750Ω (Note 6) 550/250 450/200 V/V(min) 1V ≤ V OUT ≤ VREG − 1.2V (−1.3) 3500 V/V R L =10 kΩ 1500/900 1000/700 V/V(min) V SAT Output Saturation V(IN) = V REG +100 mV 1.0 V (Note 7) I OUT = 15 mA 1.2/1.3 1.2/1.3 V(max) I L Output Leakage V(IN) = V REG −100 mV 0.1 µA Current V OUT = 0V 0.5/1.0 0.5/1.0 µA(max) R f Internal Feedback 287 k Ω Resistor (Note 8) 359 359 k Ω(max) 215 215 k Ω(min) E n Output Noise Voltage I OUT = 1 mA, 10 Hz ≤ f ≤ 10 kHz 210 µV RMS www.national.com 5 |
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