ADP3000AN AD [Analog Devices], ADP3000AN Datasheet
ADP3000AN
Related parts for ADP3000AN
ADP3000AN Summary of contents
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FEATURES Operates at Supply Voltages from Works in Step-Up or Step-Down Mode Very Few External Components Required High Frequency Operation Up to 400 kHz Low Battery Detector on Chip User Adjustable Current Limit Fixed ...
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ADP3000–SPECIFICATIONS Parameter INPUT VOLTAGE SHUTDOWN QUIESCENT CURRENT COMPARATOR TRIP POINT VOLTAGE OUTPUT SENSE VOLTAGE COMPARATOR HYSTERESIS OUTPUT HYSTERESIS OSCILLATOR FREQUENCY DUTY CYCLE SWITCH ON TIME SWITCH SATURATION VOLTAGE STEP-UP MODE STEP-DOWN MODE FEEDBACK PIN BIAS CURRENT SET PIN BIAS CURRENT ...
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... IN TOP VIEW SW1 3 (Not to Scale) SW2 4 * FIXED VERSIONS Model ADP3000AN-3.3 ADP3000AR-3.3 ADP3000AN-5 ADP3000AR-5 ADP3000AN-12 ADP3000AR-12 ADP3000AN ADP3000AR N = plastic DIP small outline package LIM SW1 1.245V REFERENCE DRIVER SW2 GND Figure 3b. Functional Block Diagram for Fixed Version –3– ...
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ADP3000 –Typical Characteristics 2.5 2 + 0.1 ...
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TEMPERATURE – Figure 11. Duty Cycle vs. Temperature 250 200 150 100 50 0 – TEMPERATURE ...
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ADP3000 THEORY OF OPERATION The ADP3000 is a versatile, high frequency, switch mode power supply (SMPS) controller. The regulated output voltage can be greater than the input voltage (boost or step-up mode) or less than the input (buck or step-down ...
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Table II. Recommended Capacitors Vendor Series Type AVX TPS Surface Mount Sanyo OS-CON Through-Hole Sprague 595D Surface Mount Panasonic HFQ Through-Hole DIODE SELECTION The ADP3000’s high switching speed demands the use of Schottky diodes. Suitable choices include the 1N5817, 1N5818, ...
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ADP3000 The circuit of Figure 18 may produce multiple pulses when approaching the trip point due to noise coupled into the SET input. To prevent multiple interrupts to the digital logic, hysteresis can be added to the circuit (Figure 18). ...
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Typical Application Circuits L1 6.8µ 3. 120 100µF 10V LIM IN 3 SW1 ADP3000-3.3V SENSE SW2 GND SUMIDA CD43-6R8 C1 AVX TPS D107 M010R100 TYPICAL ...
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ADP3000 L1 = SUMIDA CD53-150 C1 = AVX TPS D476 M016R0150 C2 = AVX TPS D107 M010R0100 TYPICAL EFFICIENCY = 60% 2.5V 4.2V 100k 120 + 100µF 10V – AVX-TPS 1M 90k Figure 27. 1 Cell LI-ION to 3 V/200 ...
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Plastic DIP (N-8) 0.430 (10.92) 0.348 (8.84 0.280 (7.11) 0.240 (6.10 0.060 (1.52) PIN 1 0.015 (0.38) 0.210 (5.33) MAX 0.130 (3.30) 0.160 (4.06) MIN 0.115 (2.93) SEATING 0.100 0.022 (0.558) 0.070 (1.77) PLANE (2.54) ...
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