1A LDO Regulator, 5.5V In, 4.5V Out, VDFN3x3-8 Product overview: RT9187GQV from Richtek is a LDO Voltage Regulator IC for stable power rails, DC-DC conversion, battery-powered electronics, automotive modules, and embedded power management. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include LDO, 1A, 5.5V, 4.5V. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, 1A, 5.5V, 4.5V, LDO Voltage Regulator IC, Linear & Switching Voltage Regulators. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 776-RT9187GQV can be used for catalog matching and distributor lookup.
IC REG LINEAR POS ADJ 1A 8VDFN
Linear Voltage Regulator IC Positive Adjustable 1 Output 1A 8-VDFN (3x3)
Linear Voltage Regulator IC Positive Adjustable 1 Output 1A 8-VDFN (3x3)
Manufacturer: Richtek USA Inc.
Win Source Part Number: 046465-RT9187GQV
Packaging: Reel - TR
Mounting: SMD (SMT)
Regulator Topology: Positive Adjustable
Voltage - Dropout (Typical): 0.24V @ 1A
Number of Regulators: 1
Output Type: Adjustable
Control Features: Enable
Output Current: 1A
Output Voltage: 0.8 V to 4.5 V
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 125°C
Case / Package: 8-VDFN (3x3)
Maximum Input Voltage: 5.5V
Nominal Output Voltage (Min/Fixed): 0.8V
Dropout Voltage-Max: 0.36V @ 1A
Operating Supply Current: 500μA
PSRR: 60dB to 50dB (100Hz to 10kHz)
Maximum Output Voltage: 4.5V
Protection Features: Over Current, Over Temperature
Popularity: Medium
Fake Threat In the Open Market: 54 pct.
Supply and Demand Status: Sufficient
IC REG LINEAR POS ADJ 1A 8VDFN
IC REG LINEAR POS ADJ 1A 8VDFN
| ERSAELECTRONICS PTE. LTD. | ODG (Origin Data Global) | DigiKey | Win Source Electronics | Shenzhen Shengyu Electronics Technology Limited | Lingto Electronic Limited | |
|---|---|---|---|---|---|---|
| Product Category | IC Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Voltage Regulators | IC Linear Voltage Regulators |
| Product Number | 776-RT9187GQV | RT9187GQV | 1028-1071-2-ND | 046465-RT9187GQV | RT9187GQV | RT9187GQV |
| Product Name | 1A 5.5V 4.5V LDO Voltage Regulator IC | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | Voltage Regulators - Linear, Low Drop Out (LDO) Regulators | PMIC - PMIC - Voltage Regulators - Linear - RT9187GQV | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear | PMIC - Voltage Regulators - Linear |
| Output Voltage Type | Adjustable / Variable | Adjustable / Variable | Adjustable / Variable | Adjustable / Variable; Adjustable | ||
| Output Voltage | 4.5 volts | 0.8000 volts | 0.8000 to 4.5 volts | 0.8000 volts | 0.8000 volts | |
| IOUT | 1 amps | 1 amps | 1 amps | 1 amps | 1 amps | 1 amps |
| IQ | 5.00E-4 amps | 5.00E-4 amps | 5.00E-4 amps | |||
| Operating Temperature | -40 C (-40 F) | -40 to 125 C (-40 to 257 F) | -40 to 125 C (-40 to 257 F) | -40 to 125 C (-40 to 257 F) |
