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SC4040DS Datasheet(PDF) 3 Page - Semtech Corporation |
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SC4040DS Datasheet(HTML) 3 Page - Semtech Corporation |
3 / 6 page © 1998 SEMTECH CORP. 652 MITCHELL ROAD NEWBURY PARK CA 91320 PRECISION SHUNT VOLTAGE REFERENCE SC4040 PRELIMINARY - April 13, 1998 3 ELECTRICAL CHARACTERISTICS T A = 25°C unless otherwise specified. SC4040A (0.1%) SC4040B (0.2%) Parameter Symbol Condition MIN TYP MAX MIN TYP MAX UNITS Reverse Breakdown Volt- age V Z I Z = 100µA T A = 25°C 2.4975 2.5000 2.5025 2.495 2.500 2.505 V T A = -40 to +85°C 2.481 2.500 2.519 2.479 2.500 2.521 V Minimum Operating Cur- rent I Z(min) 60 80 60 80 µA Reverse Breakdown Volt- age Temperature Coeffi- cient I Z = 10mA I Z = 1mA I Z = 100µA T A = -40 to +85°C ±100 ±100 ppm/°C Ratio of Change in V Z to Change in I Z I Z(min) < IZ < 1mA T A = 25°C 0.8 0.8 mV T A = -40 to +85°C 1.0 1.0 mV 1mA < I Z < 12mA T A = 25°C 6.0 6.0 mV T A = -40 to +85°C 8.0 8.0 mV Reverse Dynamic Impedance Z R I Z = 1mA, f = 120 Hz, IAC = 0.1 IZ 0.25 0.8 0.25 0.8 Ω Wideband Noise (RMS) e N I Z = 100µA 10Hz < f < 10kHz 35 35 µV Long Term Stability of Re- verse Breakdown Voltage t = 1000 hours T = 25°C ± 0.1°C I Z = 100µA 120 120 ppm T V Z ∆ ∆ Z Z I V ∆ ∆ Z V ∆ T A = 25°C unless otherwise specified. SC4040C (0.5%) SC4040D (1.0%) Parameter Symbol Condition MIN TYP MAX MIN TYP MAX UNITS Reverse Breakdown Volt- age V Z I Z = 100µA T A = 25°C 2.488 2.500 2.512 2.475 2.500 2.525 V T A = -40 to +85°C 2.471 2.500 2.529 2.451 2.500 2.549 V Minimum Operating Current I Z(min) 60 80 60 80 µA Reverse Breakdown Volt- age Temperature Coeffi- cient I Z = 10mA I Z = 1mA I Z = 100µA T A = -40 to +85°C ±100 ±150 ppm/°C Ratio of Change in V Z to Change in I Z I Z(min) < IZ < 1mA T A = 25°C 0.8 1.0 mV T A = -40 to +85°C 1.0 1.2 mV 1mA < I Z < 12mA T A = 25°C 6.0 8.0 mV T A = -40 to +85°C 8.0 10.0 mV Reverse Dynamic Impedance Z R I Z = 1mA, f = 120 Hz, IAC = 0.1 IZ 0.25 0.9 0.25 1.1 Ω Wideband Noise (RMS) e N I Z = 100µA 10Hz < f < 10kHz 20 35 µV Long Term Stability of Re- verse Breakdown Voltage t = 1000 hours T = 25°C ± 0.1°C I Z = 100µA 120 120 ppm T V Z ∆ ∆ Z Z I V ∆ ∆ Z V ∆ |
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