Datasheet ADP1031 (Analog Devices) - 7

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Data Sheet ADP1031 Parameter Symbol Min Typ Max Unit Test Conditions/Comments
Propagation Delay tPHL, tPLH 50% input to 50% output 7 11 ns VMVDD = 5 V, VSVDD1 = 5 V 7 12 ns VMVDD = 3.3V, VSVDD1 = 5 V 7 15 ns VMVDD = 3.3 V, VSVDD1 = 3.3 V 8.5 12 ns VMVDD = 2.3 V, VSVDD1 = 1.8 V Jitter 620 ps p-p VMVDD = 5 V, VSVDD1 = 5 V 100 ps VMVDD = 5 V, VSVDD1 = 5 V rms 440 ps p-p VMVDD = 3.3 V, VSVDD1 = 5 V 80 ps VMVDD = 3.3 V, VSVDD1 = 5 V rms 290 ps p-p VMVDD = 3.3 V, VSVDD1 = 3.3 V 60 ps VMVDD = 3.3 V, VSVDD1 = 3.3 V rms 410 ps p-p VMVDD = 2.3 V, VSVDD1 = 1.8 V 110 ps VMVDD = 2.3 V, VSVDD1 = 1.8 V rms MGPI1, MGPI2, SGPI3 Data Rate 100 kbps Input Pulse Width tPW 10 µs Within PWD limit Propagation Delay tPHL, tPLH 14 µs 50% input to 50% output Jitter 19.5 µs ISOLATORS AC SPECIFICATIONS General-Purpose Input/Output (GPIO) Output Rise Time/Fall Time tR/tF 2.5 ns 10% to 90% SPI Output Rise Time/Fall Time tR/tF 2 ns 10% to 90% Common-Mode Transient Immunity6 |CM| 100 kV/µs 1 VIx is the Channel x logic input, where Channel x can be MCK, MO, SO, MGPI1, MGPI2, or MGPI3. 2 IOx is the output current of the pin. 3 VIxH is the input side, logic high. 4 VIxL is the input side, logic low. 5 VOx is the voltage where the output is pulled. 6 |CM| is the maximum common-mode voltage slew rate that can be sustained while maintaining VOUT > 0.8 MVDD and/or SVDDx. The common-mode voltage slew rates apply to both rising and falling common-mode voltage edges.
REGULATORY INFORMATION
See Table 8 and the Insulation Lifetime section for the recommended maximum working voltages for specific cross isolation waveforms and insulation levels.
Table 2. Safety Certifications UL (Pending) CSA (Pending) VDE (Pending)
Recognized Under UL 1577 Approved under CSA Component Acceptance Notice 5A Certified according to DIN V VDE V Component Recognition Program 0884-10 (VDE V 0884-10):2006-12 2500 V rms Single Protection CSA 60950-1-07+A1+A2 and IEC 60950-1, second edition, Basic insulation, 565 VPEAK +A1+A2: basic insulation at 300 V rms (424 VPEAK) CSA 61010-1-12 and IEC 61010-1 third edition: basic insulation at 300 V rms mains, 300 V rms (424 VPEAK) secondary Rev. A | Page 7 of 38 Document Outline FEATURES APPLICATIONS GENERAL DESCRIPTION TYPICAL APPLICATION CIRCUIT COMPANION PRODUCTS TABLE OF CONTENTS REVISION HISTORY SPECIFICATIONS REGULATORY INFORMATION ELECTROMAGNECTIC COMPATIBILITY INSULATION AND SAFETY RELATED SPECIFICATIONS DIN V VDE 0884-10 (VDE V 0884-10) INSULATION CHARACTERISTICS ABSOLUTE MAXIMUM RATINGS THERMAL RESISTANCE ESD CAUTION PIN CONFIGURATION AND FUNCTION DESCRIPTIONS TYPICAL PERFORMANCE CHARACTERISTICS THEORY OF OPERATION FLYBACK REGULATOR Flyback Regulator Operation Power Saving Mode (PSM) Flyback Undervoltage Lockout (UVLO) Flyback Regulator Precision Enable Control Flyback Regulator Soft Start Flyback Slew Rate Control Flyback Regulator Overcurrent Protection Flyback Regulator Overvoltage Protection BUCK REGULATOR Buck Regulator Operation Buck Regulator UVLO Buck Regulator Soft Start Buck Regulator Current-Limit Protection Buck Regulator OVP Buck Regulator Active Pull-Down Resistor INVERTING REGULATOR Inverting Regulator Operation Inverting Regulator UVLO Inverting Regulator Soft Start Inverting Regulator Current-Limit Protection Inverting Regulator OVP Inverting Regulator Active Pull-Down Resistor POWER GOOD POWER-UP SEQUENCE OSCILLATOR AND SYNCHRONIZATION THERMAL SHUTDOWN DATA ISOLATION High Speed SPI Channels GPIO Data Channels APPLICATIONS INFORMATION COMPONENT SELECTION Feedback Resistors Capacitor Selection FLYBACK REGULATOR COMPONENTS SELECTION Input Capacitor Output Capacitor Ripple Current vs. Capacitor Value Schottky Diode Transformer Turn Ratio Primary Inductance Flyback Transformer Saturation Current Series Winding Resistance Leakage Inductance and Clamping Circuits Clamping Resistor Clamping Capacitor Clamping Diode Diode Zener Diode Clamp Ripple Current (IAC) vs. Inductance Maximum Output Current Calculation BUCK REGULATOR COMPONENTS SELECTION Inductor Output Capacitor INVERTING REGULATOR COMPONENT SELECTION Inductor Output Capacitor Inverting Regulator Stability INSULATION LIFETIME Surface Tracking Insulation Wear Out Calculation and Use of Parameters Example THERMAL ANALYSIS TYPICAL APPLICATION CIRCUIT PCB LAYOUT CONSIDERATIONS OUTLINE DIMENSIONS ORDERING GUIDE