Datasheet RH1185AMK (Analog Devices) - 2
| Hersteller | Analog Devices |
| Beschreibung | Negative Regulator with Adjustable Current Limit |
| Seiten / Seite | 6 / 2 — TABLE 1: ELECTRICAL CHARACTERISTICS |
| Dateiformat / Größe | PDF / 562 Kb |
| Dokumentensprache | Englisch |
TABLE 1: ELECTRICAL CHARACTERISTICS
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RH1185AMK
TABLE 1: ELECTRICAL CHARACTERISTICS (Preirradiation) VIN = 7.4V, VOUT = 5V, IOUT = 1mA, RLIM = 4.02k, unless otherwise noted. TA = 25°C SUB- –55°C ≤ T A ≤ 125°C SUB- PARAMETER AND CONDITIONS MIN TYP MAX GROUP MIN TYP MAX GROUP UNITS
Reference Voltage (At FB Pin) 2.37 2.37 V Reference Voltage Tolerence (At FB Pin) (Note 2) VIN – VOUT = 5V, VOUT = VREF –1.0 0.3 1.0 1 % Reference Voltage Tolerance VIN – VOUT = 1.2V to VIN = 30V, –2.5 2.5 2, 3 % 1mA ≤ IOUT ≤ 3A, PD ≤ 25W (Note 6), VOUT = 5V, TMIN ≤ TJ ≤ TMAX (Note 9) Feedback Pin Bias Current, VOUT = VREF 0.7 2 1 2 2, 3 µA Dropout Voltage (Note 3) IOUT = 0.5A, VOUT = 5V 0.2 0.37 1 0.55 2, 3 V IOUT = 3A, VOUT = 5V 0.67 1 1 1.4 2, 3 V Load Regulation (Note 7) IOUT = 5mA to 3A, VIN – VOUT = 1.5V to 10V, VOUT = 5V 0.05 0.3 1 0.8 2, 3 % Line Regulation (Note 7) VIN – VOUT = 1V to 20V, VOUT = 5V 0.002 0.01 1 0.03 2, 3 %/V Minimum Input Votlage (Note 4) IOUT = 1A, VOUT = VREF 3.9 1 V IOUT = 3A, VOUT = VREF 4.4 1 V Internal Current Limit (See Graph for Guaranteed Curve) (Note 12) 1.5V ≤ VIN – VOUT ≤ 10V 3.3 3.6 4.2 1 3.1 4.4 2, 3 A VIN – VOUT = 15V 2 3 4.2 1 2 4.3 2, 3 A VIN – VOUT = 20V 1 1.7 2.6 1 1 3 2, 3 A VIN – VOUT = 30V 0.2 0.4 1 1 0.2 1.1 2, 3 A External Current Limit (Note 11) RLIM = 5k, VOUT = 1V 2.7 3 3.3 1 2.5 3.5 2, 3 A RLIM = 15k, VOUT = 1V 0.9 1 1.1 1 0.8 1.2 2, 3 A Quiescent Supply Current (Note 5) IOUT = 5mA, VOUT = VREF , 4V ≤ VIN ≤ 25V 2.5 3.5 1 3.5 2, 3 mA Supply Current Change With Load VIN – VOUT = VSAT (Note 10) 25 1 40 2, 3 mA VIN – VOUT ≥ 2V 15 1 25 2, 3 mA Thermal Regulation VIN – VOUT = 10V, IOUT = 5mA to 2A 0.014 %/W Reference Voltage Temperature Coefficient (Note 8) 0.01 %/°C rh1185amkfa 2 Document Outline Description Electrical Characteristics
TABLE 1: ELECTRICAL CHARACTERISTICS (Preirradiation) VIN = 7.4V, VOUT = 5V, IOUT = 1mA, RLIM = 4.02k, unless otherwise noted. TA = 25°C SUB- –55°C ≤ T A ≤ 125°C SUB- PARAMETER AND CONDITIONS MIN TYP MAX GROUP MIN TYP MAX GROUP UNITS
Reference Voltage (At FB Pin) 2.37 2.37 V Reference Voltage Tolerence (At FB Pin) (Note 2) VIN – VOUT = 5V, VOUT = VREF –1.0 0.3 1.0 1 % Reference Voltage Tolerance VIN – VOUT = 1.2V to VIN = 30V, –2.5 2.5 2, 3 % 1mA ≤ IOUT ≤ 3A, PD ≤ 25W (Note 6), VOUT = 5V, TMIN ≤ TJ ≤ TMAX (Note 9) Feedback Pin Bias Current, VOUT = VREF 0.7 2 1 2 2, 3 µA Dropout Voltage (Note 3) IOUT = 0.5A, VOUT = 5V 0.2 0.37 1 0.55 2, 3 V IOUT = 3A, VOUT = 5V 0.67 1 1 1.4 2, 3 V Load Regulation (Note 7) IOUT = 5mA to 3A, VIN – VOUT = 1.5V to 10V, VOUT = 5V 0.05 0.3 1 0.8 2, 3 % Line Regulation (Note 7) VIN – VOUT = 1V to 20V, VOUT = 5V 0.002 0.01 1 0.03 2, 3 %/V Minimum Input Votlage (Note 4) IOUT = 1A, VOUT = VREF 3.9 1 V IOUT = 3A, VOUT = VREF 4.4 1 V Internal Current Limit (See Graph for Guaranteed Curve) (Note 12) 1.5V ≤ VIN – VOUT ≤ 10V 3.3 3.6 4.2 1 3.1 4.4 2, 3 A VIN – VOUT = 15V 2 3 4.2 1 2 4.3 2, 3 A VIN – VOUT = 20V 1 1.7 2.6 1 1 3 2, 3 A VIN – VOUT = 30V 0.2 0.4 1 1 0.2 1.1 2, 3 A External Current Limit (Note 11) RLIM = 5k, VOUT = 1V 2.7 3 3.3 1 2.5 3.5 2, 3 A RLIM = 15k, VOUT = 1V 0.9 1 1.1 1 0.8 1.2 2, 3 A Quiescent Supply Current (Note 5) IOUT = 5mA, VOUT = VREF , 4V ≤ VIN ≤ 25V 2.5 3.5 1 3.5 2, 3 mA Supply Current Change With Load VIN – VOUT = VSAT (Note 10) 25 1 40 2, 3 mA VIN – VOUT ≥ 2V 15 1 25 2, 3 mA Thermal Regulation VIN – VOUT = 10V, IOUT = 5mA to 2A 0.014 %/W Reference Voltage Temperature Coefficient (Note 8) 0.01 %/°C rh1185amkfa 2 Document Outline Description Electrical Characteristics