link to page 5 link to page 5 link to page 5 link to page 5 link to page 7 link to page 7 link to page 7 ISL9122A 2. Specifications 2.Specifications2.1Absolute Maximum RatingsParameterMinimumMaximumUnit VIN, VOUT -0.3 6.5 V LX1, LX2 -0.3 6.5 V All Other Pins -0.3 6.5 V ESD RatingValueUnit Human Body Model (Tested per JS-001-2014) 2 kV Charged Device Model (Tested per JS-002-2014) 1 kV Latch-Up (Tested per JESD78E; Class 2, Level A) 100 mA CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions can adversely impact product reliability and result in failures not covered by warranty. 2.2Thermal InformationThermal Resistance (Typical)θJA (°C/W)θJC (°C/W)θJB (°C/W) 8 Bump WLCSP Package (Notes 1, 2) 110 - 28 8 Ld 2x3 DFN Package (Notes 1, 3) 72 21 - Notes: 1. θJA is measured in free air with the component mounted on a high-effective thermal conductivity test board with direct attach features. See TB379 2. For θJB, the board temperature is taken on the board near the edge of the package, on a copper trace at the center of one side. 3. For θJC, the case temperature location is the center of the exposed metal pad on the package underside. See TB379. ParameterMinimumMaximumUnit Maximum Junction Temperature +125 °C Storage Temperature Range -65 +150 °C Pb-Free Reflow Profile see TB493 2.3Recommended Operation ConditionsParameterMinimumMaximumUnit Ambient Temperature (TA) Range -40 +85 °C Supply Voltage (VIN) Range 1.8 5.5 V Load Current (IOUT) Range (DC) 0 500 mA 2.4Analog Specifications VIN = VEN = 3.6V, VOUT = 3.3V, I2C pull-up voltage = VIN, L1 = 1µH, C1 = 10µF, effective C2 = 6µF, TA = +25°C. Boldface limits apply across the recommended operating temperature range (-40°C to +85°C) and input voltage range (1.8V to 5.5V), unless specified otherwise.MinMaxParameterSymbolTest Conditions(Note 4)Typ(Note 4)UnitPower Supply Input Voltage Range VIN 1.85.5 V VIN Undervoltage Lockout Threshold VUVLO VIN Rising 1.79 V Hysteresis 40 mV VIN Quiescent Current IQ VIN = 3.6V, IOUT = 0A (Note 5) 1300 1800 nA FN8947 Rev.1.00 Page 5 of 20 Sep.14.20 Document Outline Features Applications Related Literature Contents 1. Overview 1.1 Block Diagram 1.2 Ordering Information 1.3 Pin Configurations 1.4 Pin Descriptions 2. Specifications 2.1 Absolute Maximum Ratings 2.2 Thermal Information 2.3 Recommended Operation Conditions 2.4 Analog Specifications 2.5 I2C Interface Timing Specifications 3. Typical Performance Curves 4. Functional Description 4.1 Enable Input 4.2 Soft Discharge 4.3 Start-Up 4.4 Overcurrent/Short-Circuit Protection 4.5 Thermal Shutdown 4.6 Buck-Boost Conversion Topology 4.7 PWM Operation 4.8 PFM Operation 4.9 Operation With VIN Close to VOUT 4.10 Forced Operating Modes 4.11 I2C Serial Interface 4.12 Protocol Conventions 4.13 Write Operation 4.14 Read Operation 4.15 Register Descriptions 4.15.1 RO_REG1 4.15.2 INTFLG_REG 4.15.3 VSET 4.15.4 CONV_CFG 4.15.5 INTFLG_MASK 5. Revision History 6. Package Outline Drawings