Low Power, 5.0kV rms 2Pai Semi 2 Dual I C Isolators Data Sheet 220N61/221N61 tions where a bidirectional clock is not required. The 221N61 is FEATURES 2 used in applications that have a single master while the 220N61 Bidirectional I C communication is suitable for multi-master applications. Ultra-low power consumption Supports up to 2 MHz operation These devices feature independent 3.0V to 5.5V supplies on each side of the isolator. These devices operate from DC to 2MHz at Open-drain interfaces ambient temperatures of -40C to +125C. Side 1 outputs with 3.5 mA sink current Side 2 outputs with 35 mA sink current FUNCTIONAL BLOCK DIAGRAMS 3.0V to 5.5V supply/logic levels High common-mode transient immunity: 120 kV/s typical 1 16 GND2 GND1 220N61 Safety and regulatory approvals NC 2 15 NC UL certificate number: E494497 3 14 VDD1 VDD2 5000Vrms for 1 minute per UL 1577 4 13 NC NC CSA Component Acceptance Notice 5A 5 12 VDE certificate number: 40052896 SDA1 SDA2 DIN VDE V 0884-11:2017-01 6 11 SCL2 SCL1 V = 1200V peak IORM 7 10 NC GND1 CQC certification per GB4943.1-2011 8 9 GND1 GND2 AEC-Q100 (Pending) Wide temperature range: -40C to 125C RoHS-compliant, WB SOIC-16 package 1 221N61 16 GND1 GND2 APPLICATIONS 2 15 NC NC 2 Isolated I C, SMBus, PMBus interfaces 3 14 VDD1 VDD2 2 Multilevel I C interfaces NC 4 13 NC Electric and Hybrid-Electric Vehicles SDA1 5 12 SDA2 Open-Drain Networks 6 11 2 SCL1 SCL2 I C Level Shifting 7 10 1 Power supplies GND NC GND1 8 9 GENERAL DESCRIPTION GND2 The 220N61/221N61 devices are low-power bidirectional Figure1. 220N61 /221N61 functional Block Diagram 2 isolators compatible with the I C interface and are based on iDivider technology from 2PaiSemi. These devices have logic GND1 GND2 220N61 1 16 input and output buffers that are separated by using a silicon C1 C2 NC 2 15NC dioxide (SiO ) barrier. These devices block high voltages and 2 0.1uF 0.1uF VDD1 V DD2 14 3 prevent noise currents from entering the control side ground, R1 R2 NC 4 13 NC R3 R4 avoiding circuit interference and damaging sensitive components. SDA2 2 SDA1 I C BUS 5 12 The 220N61/221N61 devices are based on iDivider SCL1 SCL2 6 11 technology with functional, performance, size, and power GND1 7 10 NC consumption advantages as compared to optocouplers. GND1 8 9 GND2 The 220N61 provides two bidirectional channels, supporting a 2 complete isolated I C interface. The 221N61 provides one Figure2. 220N61 Typical Application Circuit bidirectional channel and one unidirectional channel for applica- Rev.1.1 Information furnished by 2Pai semi is believed to be accurate and reliable. However, no Room 307-309, No.22, Boxia Road, Pudong New District, Shanghai, 201203, China responsibility is assumed by 2Pai semi for its use, nor for any infringements of patents or 021-50850681 other rights of third parties that may result from its use. Specifications subject to change 2Pai Semiconductor Co., Limited. All rights reserved. without notice. No license is granted by implication or otherwise under any patent or Data Sheet 220N61/221N61 PIN CONFIGURATIONS AND FUNCTIONS 220N61/221N61 Pin Function Descriptions Pin No. Name Description GND1 1 16 GND2 1 GND1 Ground 1. This pin is the ground reference for Isolator Side 1. NC NC 15 2 2 NC No connect. 3 VDD1 Supply Voltage for Isolator Side 1. VDD1 3 VDD2 14 4 NC No connect. 13 NC 4 NC 5 SDA1 Serial data input / output, side 1. SDA1 5 12 SDA2 6 SCL1 Serial clock input / output, side 1. 7 GND1 Ground 1. This pin is the ground reference for Isolator Side 1. SCL1 SCL2 11 6 8 GND1 Ground 1. This pin is the ground reference for Isolator Side 1. 10 GND1 7 NC 9 GND2 Ground 2. This pin is the ground reference for Isolator Side 2. GND1 9 GND2 10 NC No connect. 8 11 SCL2 Serial clock input / output, side 2. 12 SDA2 Serial data input / output, side 2. Figure3. 220 N61 / 221 N61 Pin Configuration 13 NC No connect. 14 VDD2 Supply Voltage for Isolator Side 2. 15 NC No connect. 16 GND2 Ground 2. This pin is the ground reference for Isolator Side 2. ABSOLUTE MAXIMUM RATINGS 1,2 Table 1. Absolute Maximum Ratings Parameter Rating Supply Voltages (V -GND , V -GND ) 0.5 V to +7.0 V DD1 1 DD2 2 Signal Voltage SDA1/SCL1 0.5 V to V + 0.5 V DDx Signal Voltage SDA2/SCL2 0.5 V to V + 0.5 V DDx Average Output Current SDA1/SCL1 (I ) 20 mA to +20 mA O1 Average Output Current SDA2/SCL2 (I ) 100 mA to +100 mA O2 Storage Temperature (T ) Range 55C to +150C ST Maximum junction temperature TJ(MAX) +150C Notes: 1 All voltage values here within are with respect to the local ground pin (GND1 or GND2) and are peak voltage values. 2 Stresses at or above those listed under Absolute Maximum Ratings may cause permanent damage to the device. These are stress rating only functional operation of the device at these or any other conditions above those indicated in the operational section of this specification is not implied. Operation beyond the maximum operating conditions for extended periods may affect product reliability. RECOMMENDED OPERATING CONDITIONS Table 2. Recommended Operating Conditions Parameter Symbol Min Typ Max Unit 1 Supply Voltage V 3 5.5 V DDx Input/Output Signal Voltage (VSDA1, 1 0 V V DDx VSCL1, VSDA2, VSCL2) Low-level input voltage, side 1 VIL1 0 0.45 V High-level input voltage, side 1 VIH1 0.7*V V V DD1 DD1 Low-level input voltage, side 2 VIL2 0 0.3*V V DD2 Rev. 1.1 Page 2 of 15