RH3083MK DICE/DWF table 3. electrical characteristics (Postirradiation) (Notes 2, 9, 11)10KRads(Si) 20KRads(Si) 50KRads(Si) 100KRads(Si) 200KRads(Si)PARAMETERCONDITIONSMIN MAXMIN MAX MINMAX MINMAXMINMAX UNITS SET Pin Current (Note 6) VIN = 1V, VCONTROL = 2V, ILOAD = 1mA 49 51 49 51 49 51 49 51 49 51 µA Output Offset Voltage VIN = 1V, VCONTROL = 2V, ILOAD = 1mA –4.5 4.5 –4.5 4.5 –4.5 4.5 –4.5 4.5 –4.5 4.5 mV (VOUT – VSET) Load Regulation, ISET ILOAD = 1mA to 2.8A –300 300 –300 300 –300 300 –300 300 –300 300 nA Load Regulation, VOS ILOAD = 5mA to 2.8A –3.5 3.5 –3.5 3.5 –3.5 3.5 –3.5 3.5 –3.5 3.5 mV Line Regulation, ISET VIN = 1V to 23V, –10 10 –10 10 –10 10 –10 10 –10 10 nA/V VCONTROL = 2V to 25V, ILOAD = 1mA Line Regulation, VOS VIN = 1V to 23V, –0.025 0.025 –0.025 0.025 –0.025 0.025 –0.03 0.03 –0.04 0.04 mV/V VCONTROL = 2V to 25V, ILOAD = 1mA Minimum Load Current VIN = 1V, VCONTROL = 2V 0.5 0.5 0.5 0.5 0.5 mA (Note 3) VIN = 23V, VCONTROL = 25V 1 1 1 1 1 mA VCONTROL Dropout VIN = 1V, ILOAD = 0.1A 1.41 1.41 1.42 1.43 1.45 V Voltage (Note 4) VIN = 1V, ILOAD = 1A 1.46 1.46 1.47 1.48 1.5 V VIN = 1V, ILOAD = 2.8V 1.51 1.51 1.52 1.53 1.55 V VIN Dropout Voltage VCONTROL = 2V, ILOAD = 0.1A 35 40 40 45 45 mV (Note 4) VCONTROL = 2V, ILOAD = 1A 225 225 225 225 230 mV VCONTROL = 2V, ILOAD = 2.8A 655 655 655 660 670 mV VCONTROL Pin Current VIN = 1V, VCONTROL = 2V, ILOAD = 0.1A 10.1 10.1 10.2 10.5 11 mA (Note 5) VIN = 1V, VCONTROL = 2V, ILOAD = 1A 36 37 38 40 45 mA VIN = 1V, VCONTROL = 2V, ILOAD = 2.8A 82 83 85 90 100 mA Current Limit VIN = 5V, VCONTROL = 5V, VSET = 0V, 2.8 2.8 2.8 2.8 2.8 A VOUT = –0.1V Error Amplifier RMS ILOAD = 500mA, 10Hz ≤ f ≤100kHz, TYP = 40 TYP = 40 TYP = 40 TYP = 40 TYP = 40 µVRMS Output Noise (Note 7) COUT = 10µF, CSET = 0.1µF Reference Current RMS 10Hz ≤ f ≤100kHz TYP = 1 TYP = 1 TYP = 1 TYP = 1 TYP = 1 nARMS Output Noise (Note 7) Note 1: Stresses beyond those listed under Absolute Maximum Ratings Note 7: Adding a small capacitor across the reference current resistor may cause permanent damage to the device. Exposure to any Absolute lowers output noise. Adding this capacitor bypasses the resistor shot Maximum Rating condition for extended periods may affect device noise and reference current noise; output noise is then equal to error reliability and lifetime. amplifier noise (see LT®3083 Data Sheet and Application Note 83). Note 2: Unless otherwise specified, all voltages are with respect to VOUT. Note 8: Dice are probe tested at 25°C to the limits shown in Table 1. The RH3083MK DICE is tested and specified under pulse load conditions Except for high current tests, dice are tested under low current conditions such that TJ ≅ TA. which assure full load current specifications when assembled. Note 3: Minimum load current is equivalent to the quiescent current of Note 9:Dice that are not qualified by Linear Technology with a can the part. Since all quiescent and drive current is delivered to the output sample are guaranteed to meet specifications of Table 1 only. Dice of the part, the minimum load current is the minimum current required to qualified by Linear Technology with a can sample meet specifications maintain regulation. in all tables.Note 4: Dropout results from either of minimum control voltage, Note 10: This IC includes overtemperature protection that is intended VCONTROL, or minimum input voltage, VIN, both specified with respect to protect the device during momentary overload conditions. Junction to VOUT. These specifications represent the minimum input-to-output temperature exceeds the maximum operating junction temperature when differential voltage required to maintain regulation. overtemperature protection is active. Continuous operation above the Note 5: The V specified maximum operating junction temperature may impair device CONTROL pin current is the drive current required for the output transistor. This current tracks output current with roughly a 1:60 reliability. ratio. The minimum value is equal to the quiescent current of the device. Note 11: Please refer to LT3083 standard product data sheet for Typical Note 6: The SET pin is clamped to the output with diodes through 1k Performance Characteristics, Pin Functions, Applications Information, and resistors. These resistors and diodes only carry current under transient Typical Applications. overloads. rh3083mkfa 4 Document Outline Features Description Dice Pinout Absolute Maximum Ratings Table 1. DICE/DWF Electrical Test Limits Table 2. Electrical Characteristics Table 3. Electrical Characteristics Table 4. Electrical Test Requirements Total Dose Bias Circuit Burn-In Circuit Typical Performance Characteristics Revision History