Supervisors
A PMIC Supervisors is designed to monitor and/or control voltage rails within a circuit with the ability to interface with a microcontroller to maintain certain power limits. The types of Supervisors are Battery Back-up Circuit, Monitor, Multi-Voltage Supervisor, Power Supply Monitor, Regulator/Supervisor, Reset Timer, Sequencer, Simple Reset/Power-On Reset, Smart On/Off Controller, System Manager, Voltage Detector, and Watchdog Circuit.
Sourcing Richtek Supervisors: in-stock lines for quick ship, BOM matching for multi-line builds, and original-channel screening — not keyword stuffing.
Product List
Total Components: 124
| Product | Pricing | Datasheet | Number of Voltages Monitored | Voltage - Threshold | Output | Reset | Reset Timeout | Mounting Type | Operating Temperature | Type | Package / Case | Supplier Device Package | Stock & Quantity |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 RT9818C-18GV Richtek | 1 $0.4600 | 1 | 1.8V | Open Drain or Open Collector | Active Low | 143ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | TO-236-3, SC-59, SOT-23-3 | SOT-23-3 | 1,594 | |
RT9818C-30GVL Richtek | 1 $0.4600 | 1 | 3V | Open Drain or Open Collector | Active Low | 143ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | TO-236-3, SC-59, SOT-23-3 | SOT-23-3L | 2,745 | |
RT9818G-30GVL Richtek | 1 $0.4600 | 1 | 3V | Open Drain or Open Collector | Active High | 143ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | TO-236-3, SC-59, SOT-23-3 | SOT-23-3L | 7,945 | |
RT9819B-26GV Richtek | 1 $0.4700 | 1 | 2.6V | Push-Pull, Totem Pole | Active Low | 35ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | TO-236-3, SC-59, SOT-23-3 | SOT-23-3 | 3,490 | |
RT9819C-30GV Richtek | 1 $0.4700 | 1 | 3V | Push-Pull, Totem Pole | Active Low | 143ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | TO-236-3, SC-59, SOT-23-3 | SOT-23-3 | 1,617 | |
 RT9807-30GB Richtek | 1 $0.5000 | 1 | 3V | Open Drain or Open Collector | Active Low | Adjustable/Selectable | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | SC-74A, SOT-753 | SOT-23-5 | 5,616 | |
RT9818C-42GV Richtek | 1 $0.5600 | 1 | 4.2V | Open Drain or Open Collector | Active Low | 143ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | TO-236-3, SC-59, SOT-23-3 | SOT-23-3 | 1,212 | |
RT9818C-26GV Richtek | 1 | 2.6V | Open Drain or Open Collector | Active Low | 143ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | TO-236-3, SC-59, SOT-23-3 | SOT-23-3 | 7,615 | ||
RT9819C-26GV Richtek | 1 | 2.6V | Push-Pull, Totem Pole | Active Low | 143ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | TO-236-3, SC-59, SOT-23-3 | SOT-23-3 | 8,323 | ||
RT9819C-42GV Richtek | 1 | 4.2V | Push-Pull, Totem Pole | Active Low | 143ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | TO-236-3, SC-59, SOT-23-3 | SOT-23-3 | 8,772 | ||
 RT9819C-13GU3 Richtek | 1 | 1.3V | Push-Pull, Totem Pole | Active Low | 143ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | SC-70, SOT-323 | SC-70-3 | 5,852 | ||
RT9818A-33GVL Richtek | 1 | 3.3V | Open Drain or Open Collector | Active Low | 0ms Typical | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | TO-236-3, SC-59, SOT-23-3 | SOT-23-3L | 7,769 | ||
RT9818A-50GVL Richtek | 1 | 5V | Open Drain or Open Collector | Active Low | 0ms Typical | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | TO-236-3, SC-59, SOT-23-3 | SOT-23-3L | 1,235 | ||
RT9818A-30GB Richtek | 1 $0.4600 | 1 | 3V | Open Drain or Open Collector | Active Low | 0ms Typical | Surface Mount | -40°C ~ 85°C (TA) | Voltage Detector | SC-74A, SOT-753 | SOT-23-5 | 9,712 | |
RT9818B-35GB Richtek | 1 $0.4600 | 1 | 3.5V | Open Drain or Open Collector | Active Low | 35ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Voltage Detector | SC-74A, SOT-753 | SOT-23-5 | 9,517 | |
RT9818D-27GV Richtek | 1 $0.4600 | 1 | 2.7V | Open Drain or Open Collector | Active Low | 292ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Voltage Detector | TO-236-3, SC-59, SOT-23-3 | SOT-23-3 | 8,448 | |
RT9818E-27GB Richtek | 1 $0.4600 | 1 | 2.7V | Open Drain or Open Collector | Active High | 0ms Typical | Surface Mount | -40°C ~ 85°C (TA) | Voltage Detector | SC-74A, SOT-753 | SOT-23-5 | 3,691 | |
RT9818G-33GVL Richtek | 1 $0.4600 | 1 | 3.3V | Open Drain or Open Collector | Active High | 143ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Voltage Detector | TO-236-3, SC-59, SOT-23-3 | SOT-23-3L | 1,111 | |
RT9818C-25GV Richtek | 1 $0.4600 | 1 | 2.5V | Open Drain or Open Collector | Active Low | 143ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Simple Reset/Power-On Reset | TO-236-3, SC-59, SOT-23-3 | SOT-23-3 | 2,482 | |
RT9819D-29PV Richtek | 1 $0.4700 | 1 | 2.9V | Push-Pull, Totem Pole | Active Low | 292ms Minimum | Surface Mount | -40°C ~ 85°C (TA) | Voltage Detector | TO-236-3, SC-59, SOT-23-3 | SOT-23-3 | 4,951 |