Dual synchronous step down controller with adjustable LDO Product overview: PM6681ATR from STMicroelectronics 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 Dual, LDO, Buck. Search-friendly keywords include voltage regulator, LDO, buck converter, boost converter, power rail, Dual, Buck, 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-PM6681ATR can be used for catalog matching and distributor lookup.
Manufacturer: STMicroelectronics
Win Source Part Number: 1089447-PM6681ATR
Packaging: Reel - TR
Mounting: SMD (SMT)
Topology: Step-Down (Buck) (2), Linear (LDO) (2)
Frequency - Switching: Down to 33kHz
Number of Outputs: 4
Voltage/Current - Output 1: 0.9 V to 5 V, 100mA
Voltage/Current - Output 2: 0.9 V to 3.3 V, 100mA
Voltage/Current - Output 3: 5V, 100mA
w/LED Driver: No
w/Supervisor: No
w/Sequencer: No
Categories: Integrated Circuits
Status: Active
Temperature Range - Operating: -40°C to 85°C
Case / Package: 32-VFQFPN (5x5)
Purpose: Any Function
Supply Voltage - Operating: 4.5 V to 36 V
Alternative Parts (Cross-Reference): LM3151MH-3.3/NOPB; PM6681A; PM6681ATR; LTC1159IS#TR;
Popularity: Medium
Fake Threat In the Open Market: 54 pct.
Supply and Demand Status: Balance
PMIC - Voltage Regulators - Linear + Switching 4 Output Step-Down (Buck) (2), Linear (LDO) (2) Down to 33kHz 32-VFQFPN (5x5)
IC REG QUAD BUCK/LINEAR 32VFQFPN
PMIC - Voltage Regulators - Linear Switching 4 Output Step-Down (Buck) (2), Linear (LDO) (2) Down to 33kHz 32-VFQFPN (5x5)
IC REG QD BUCK/LINEAR 32-VFQFPN
IC REG QUAD BUCK/LINEAR 32VFQFPN
IC REG QUAD BUCK/LINEAR 32VFQFPN
| ERSAELECTRONICS PTE. LTD. | Win Source Electronics | DigiKey | Lingto Electronic Limited | Quarktwin Technology Ltd. | Utmel Electronic Limited | ODG (Origin Data Global) | Shenzhen Shengyu Electronics Technology Limited | |
|---|---|---|---|---|---|---|---|---|
| Product Category | IC Switching Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Linear Voltage Regulators | IC Switching Voltage Regulators | IC Switching Voltage Regulators |
| Product Number | 776-PM6681ATR | 1089447-PM6681ATR | 497-6828-2-ND | PM6681ATR | PM6681ATR | 761-PM6681ATR | PM6681ATR | PM6681ATR |
| Product Name | Dual Buck LDO Voltage Regulator IC | PMIC - PMIC - Voltage Regulators - Linear + Switching - PM6681ATR | Voltage Regulators - Linear + Switching | PMIC - Voltage Regulators - Linear + Switching | Voltage Regulators - Linear + Switching | IC REG QD BUCK/LINEAR 32-VFQFPN | Voltage Regulators - Linear + Switching | Integrated Circuits (ICs) - Power Management (PMIC) - Voltage Regulators - Linear + Switching |
| Output Voltage | 3.3 volts | 0.9000 to 5 volts | 3.3 volts | |||||
| IOUT | 10 amps | 0.1000 amps | 0.1000 amps | |||||
| fsw | 500 kHz | |||||||
| Operating Temperature | -40 C (-40 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) | -40 to 85 C (-40 to 185 F) |
| Package Type | QFP; Other; 32-VFQFPN (5x5) | Other; 32-VFQFN Exposed Pad | Other; 32-VFQFN Exposed Pad | Other; 32-VFQFN Exposed Pad | Other; 32-VFQFN Exposed Pad | Other; 32-VFQFN Exposed Pad |
