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Analog Devices Inc.
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DC2215A
Page 1: ...wn in Figure 1 Burst Mode operation allows the automatic transition to PWM operation if the load current increases ThisisshowninFigure5 MoreinformationonBurstMode operation and PWM mode can be found i...
Page 2: ...Source of the Converter s Power Is Switched to VIN1 When VIN1 Exceeds the Preset Threshold LOAD CURRENT A 0 0001 0 10 20 30 PERCENTAGE 40 50 100 90 80 70 60 0 001 0 01 0 1 1 10 DC2215A F01 Burst Mode...
Page 3: ...se Voltages in Ideal Diode Figure 4 Typical 2 2A to 45mA to 2 2A Load Transient on a 3 3V Output with VIN 12V 2ms DIV DC2215A F03 VOUT 1V DIV VIN2 2V DIV VIN1 2V DIV TRANSITION TO VIN1 TRANSITION TO V...
Page 4: ...peration and Transitioning from and into Burst Mode Operation 2ms DIV DC2215A F05 PWM OPERATION 100mV DIV Burst Mode RIPPLE AUTOMATIC TRANSITION FROM Burst Mode TO PWM AUTOMATIC TRANSITION FROM PWM TO...
Page 5: ...exceed 42V GND Ground connection for input supply VIN2 6V to 8 4V supply input operational to 42V Right side of board GND Ground connection for LOAD VOUT 3 3V 2 5A first of two terminals in parallel V...
Page 6: ...VIN1 voltage from 0V to 10V Note that VIN1 starts to supply the power as the voltage of VIN1 exceeds its turn on set point of 4 3V see Figure 2 Quick Start Procedure 11 By adjusting the voltage on VIN...
Page 7: ...7 dc2215af DEMO MANUAL DC2215A Figure 6 Measurement Setup Quick Start Procedure...
Page 8: ...k 1 1 10W 0402 PANASONIC ERJ 2RKF7873X 13 1 R10 RES 215k 1 1 10W 0402 PANASONIC ERJ 2RKF2153X 14 1 R11 RES 732k 1 1 10W 0402 PANASONIC ERJ 2RKF7323X 15 1 R12 RES 309k 1 1 10W 0402 PANASONIC ERJ 2RKF30...
Page 9: ...TOMER SUPPLIED SPECIFICATIONS HOWEVER IT REMAINS THE CUSTOMER S RESPONSIBILITY TO VERIFY PROPER AND RELIABLE OPERATION IN THE ACTUAL APPLICATION COMPONENT SUBSTITUTION AND PRINTED CIRCUIT BOARD LAYOUT...
Page 10: ...ORY INCLUDING ANY WARRANTY OF MERCHANTABILITY OR FITNESS FOR ANY PARTICULAR PURPOSE EXCEPT TO THE EXTENT OF THIS INDEMNITY NEITHER PARTY SHALL BE LIABLE TO THE OTHER FOR ANY INDIRECT SPECIAL INCIDENTA...
Page 11: ...Mouser Electronics Authorized Distributor Click to View Pricing Inventory Delivery Lifecycle Information Analog Devices Inc DC2215A...
