| PartNumber | ISL85403FRZ-T | ISL85403FRZ-T7A | ISL85403FRZ |
| Description | Switching Voltage Regulators Reg w/FET for Sync Boost/Buck Converter | Switching Voltage Regulators Reg w/FET f/ Synch Buck or Boost/Buck | Switching Voltage Regulators Reg w/FET for Sync Boost/Buck Converter |
| Manufacturer | Renesas Electronics | Renesas Electronics | Renesas Electronics |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Mounting Style | SMD/SMT | SMD/SMT | SMD/SMT |
| Package / Case | QFN-EP-20 | QFN-EP-20 | QFN-EP-20 |
| Output Voltage | 800 mV to 33 V | 800 mV to 33 V | 800 mV to 33 V |
| Output Current | 2.5 A | 2.5 A | 2.5 A |
| Number of Outputs | 1 Output | 1 Output | 1 Output |
| Input Voltage MAX | 40 V | 40 V | 40 V |
| Topology | Boost, Buck | Boost, Buck | Boost, Buck |
| Input Voltage MIN | 3 V | 3 V | 3 V |
| Switching Frequency | Programmable | Programmable | Programmable |
| Minimum Operating Temperature | - 40 C | - 40 C | - 40 C |
| Maximum Operating Temperature | + 105 C | + 105 C | + 105 C |
| Series | ISL85403 | ISL85403 | ISL85403 |
| Packaging | Reel | Reel | Tube |
| Input Voltage | 3 V to 40 V | 3 V to 40 V | 3 V to 40 V |
| Operating Temperature Range | - 40 C to + 105 C | - 40 C to + 105 C | - 40 C to + 105 C |
| Product | Synchronous Boost or Buck Controller | - | Synchronous Boost or Buck Controller |
| Type | Synchronous Buck or Boost Buck Converter | Synchronous Buck or Boost Buck Converter | Synchronous Buck or Boost Buck Converter |
| Brand | Renesas / Intersil | Renesas / Intersil | Renesas / Intersil |
| Shutdown | Shutdown | Shutdown | Shutdown |
| Operating Supply Current | 1.3 mA | 1.3 mA | 1.3 mA |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 6000 | 250 | 75 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 3.05 V | 3.05 V | 3.05 V |
| Unit Weight | 0.001552 oz | 0.001552 oz | 0.001552 oz |
| RoHS | - | Y | Y |