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SSM2220PZ 数据表(PDF) 3 Page - Analog Devices |
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SSM2220PZ 数据表(HTML) 3 Page - Analog Devices |
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3 / 12 page ![]() Data Sheet SSM2220 Rev. C | Page 3 of 12 SPECIFICATIONS TA = 25°C, unless otherwise noted. Table 1. Parameter Symbol Min Typ Max Unit Test Conditions/Comments CURRENT GAIN1 hFE VCB = 0 V to 36 V 80 165 IC = 1 mA 70 150 IC = 100 μA 60 120 IC = 10 μA Current Gain Matching2 ΔhFE 0.5 6 % IC = 100 μA, VCB = 0 V NOISE VOLTAGE DENSITY3 en IC = 1 mA, VCB = 0 V 0.8 2 nV/√Hz fO = 10 Hz 0.7 1 nV/√Hz fO = 100 Hz 0.7 1 nV/√Hz fO = 1 kHz 0.7 1 nV/√Hz fO = 10 kHz OFFSET VOLTAGE4 VOS 40 200 μV VCB = 0 V, IC = 100 μA Offset Voltage Change vs. Collector Voltage ΔVOS/ΔVCB 11 200 μV IC = 100 μA, VCB1 = 0 V, VCB2 = −36 V Offset Voltage Change vs. Collector Current ΔVOS/ΔIC 12 75 μV VCB = 0 V, IC1 = 10 μA, IC2 = 1 mA OFFSET CURRENT IOS 6 45 nA IC = 100 μA, VCB = 0 V COLLECTOR TO BASE LEAKAGE CURRENT ICBO 50 400 pA VCB = −36 V = VMAX BULK RESISTANCE rBE 0.3 0.75 Ω VCB = 0 V, 10 μA ≤ IC ≤ 1 mA COLLECTOR SATURATION VOLTAGE VCE(SAT) 0.026 0.1 V IC = 1 mA, IB = 100 μA 1 Current gain is measured at collector to base voltages (VCB) swept from 0 V to VMAX at indicated collector current. Typicals are measured at VCB = 0 V. 2 Current gain matching ( ΔhFE) is defined as follows: ΔhFE = C FE B I h I min ) )( ( 100 ∆ 3 Sample tested. Noise tested and specified as equivalent input voltage for each transistor. 4 Offset voltage is defined as follows: VOS = VBE1 – VBE2 = C2 C1 I I q KT ln where VOS is the differential voltage for IC1 = IC2. ELECTRICAL CHARACTERISTICS −40°C ≤ TA ≤ +85°C, unless otherwise noted. Table 2. Parameter Symbol Min Typ Max Unit Test Conditions/Comments CURRENT GAIN hFE VCB = 0 V to 36 V 60 125 IC = 1 mA 50 105 IC = 100 μA 40 90 IC = 10 μA OFFSET VOLTAGE VOS 30 265 μV IC = 100 μA, VCB = 0 V Offset Voltage Drift1 TCVOS 0.3 1.0 μV/°C IC = 100 μA, VCB = 0 V OFFSET CURRENT IOS 10 200 nA IC = 100 μA, VCB = 0 V BREAKDOWN VOLTAGE (COLLECTOR TO EMITTER) BVCEO 36 V 1 Guaranteed by VOS test (TCVOS = VOS/T for VOS << VBE), where T = 298K for TA = 25°C. |
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