DATA SHEET www.onsemi.com Current Limit Switch, with OVP and TRCB, 28 V / 5 A Rated WLCSP24 2.6x1.67x0.612 CASE 567TQ FPF2895C PIN CONFIGURATION Description 12 3 4 The FPF2895C features a 28 V and 5 A rated current limit power switch, which offers OverCurrent Protection (OCP), OverVoltage A NC ON FLAGB POL Protection (OVP), and True Reverse Current Block (TRCB) to protect system. It has low Onresistance of typical 27 m with WLCSP can OC M B GND OV1 GND operate over an input voltage range of 4 V to 22 V. ODE The FPF2895C supports 10% of current limit accuracy, over-current range of 500 mA to 2 A and 5% of current limit VOUT VIN C ISET OV2 accuracy, overcurrent range of 2 A to 5 A , flexible operations such as selectable OVP, selectable ON polarity and selectable OCP behavior, VOUT VOUT VIN VIN D which can be optimized according to system requirements. The FPF2895C is available in a 24bump, 1.67 mm x 2.60 mm VOUT VOUT VIN VIN E WaferLevel ChipScale Package (WLCSP) with 0.4 mm pitch. Features VOUT VOUT VIN VIN F 28 V / 5 A Capability Wide Input Voltage Range: 4 V ~ 22 V Ultra Low OnResistance ORDERING INFORMATION Typ. 27 m at 5 V and 25 C See detailed ordering and shipping information on page 10 of Adjustable Current Limit with external RSET this data sheet. 500 mA ~ 5 A Selectable OVLO with OV1 and OV2 Logic Input 5.95 V 50 mV 10 V 100 mV 16.8 V 300 mV 23 V 460 mV Selectable ON Polarity Selectable Over-Current Behavior AutoRestart Mode Current Source Mode True Reverse Current Block Thermal Shutdown Open Drain Fault FLAGB Output UL609501 & IEC 609501 Certification 5 A Max Loading Robust ESD Capability 2 kV HBM & 1 kV CDM 15 kV Air Discharge & 8 kV Contact Discharge under IEC 6100042 Applications Laptop, Desktop Computing and Monitor Power Accessories Semiconductor Components Industries, LLC, 2006 1 Publication Order Number: October, 2021 Rev. 5 FPF2895C/DFPF2895C Application Diagram Power VIN VOUT Periphrals Source CIN COUT FPF 2895C GPIO ON NC POL VIO OC MODE FLAGB MCU ISET OV 1 RSET OV 2 GND Figure 1. Typical Application Block Diagram VIN VOUT OVLO UVLO Current ISET Limit Control Logic w/ Charge Pump ON POL SEL POL NC OC MODE FLAGB FPF2895C OV 1 OVP SEL Thermal OV 2 Shutdown GND Figure 2. Functional Block Diagram www.onsemi.com 2