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| PartNumber | R1287Z001C-E2-F | R1287Z001D-E2-F | R1287Z001B-E2-F |
| Description | Switching Voltage Regulators PWM/VFM, Dual-channel Step-up/Inverting DCDC Converter with Synchronous Rectifier for LCD | Switching Voltage Regulators PWM/VFM, Dual-channel Step-up/Inverting DCDC Converter with Synchronous Rectifier for LCD | Switching Voltage Regulators PWM/VFM, Dual-channel Step-up/Inverting DCDC Converter with Synchronous Rectifier for LCD |
| Manufacturer | Ricoh Electronics | Ricoh Electronics | Ricoh Electronics |
| Product Category | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| RoHS | Y | Y | Y |
| Mounting Style | SMD/SMT | - | SMD/SMT |
| Package / Case | WLCSP-12 | WLCSP-12 | WLCSP-12 |
| Output Voltage | - 4.5 V to - 6 V, 4.5 V to 5.8 V | - | - 4.5 V to - 6 V, 4.5 V to 5.8 V |
| Output Current | 100 mA | - | 200 mA |
| Number of Outputs | 2 Output | - | 2 Output |
| Input Voltage MAX | 5.5 V | - | 5.5 V |
| Topology | Boost | - | Boost |
| Input Voltage MIN | 2.5 V | - | 2.5 V |
| Switching Frequency | 300 kHz | - | 900 kHz, 1.1 MHz |
| Minimum Operating Temperature | - 40 C | - | - 40 C |
| Maximum Operating Temperature | + 85 C | - | + 85 C |
| Series | R1287Z | - | R1287Z |
| Packaging | Reel | Reel | Reel |
| Input Voltage | 2.5 V to 5.5 V | - | 2.5 V to 5.5 V |
| Operating Temperature Range | - 40 C to + 85 C | - | - 40 C to + 85 C |
| Type | DC/DC Converter | - | DC/DC Converter |
| Brand | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company | Ricoh Electronic Devices Company |
| Shutdown | Shutdown | - | Shutdown |
| Load Regulation | 0.2 % | - | 0.3 % |
| Operating Supply Current | 470 uA | - | 470 uA |
| Product Type | Switching Voltage Regulators | Switching Voltage Regulators | Switching Voltage Regulators |
| Factory Pack Quantity | 4000 | 4000 | 4000 |
| Subcategory | PMIC - Power Management ICs | PMIC - Power Management ICs | PMIC - Power Management ICs |
| Supply Voltage Min | 2.5 V | - | 2.5 V |