Step1: Product
Nisshinbo Micro Devices Inc. R1272S012A-E2-FE
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Manufacturer
Manufacturer No
R1272S012A-E2-FE
Package
18-LFSOP (0.173", 4.40mm Width) Exposed Pad
Packaging
Tape & Reel (TR); Cut Tape (CT)
Description
34V INPUT PWM/VFM STEP-DOWN DCDC
Detailed Description
Buck Regulator Positive Output Step-Down DC-DC Controller IC 18-HSOP
Datasheet
Series
R1272S
Function
Step-Down
Topology
Buck
Packaging
Tape & Reel (TR); Cut Tape (CT)
Clock Sync
Yes
Output Type
Transistor Driver
Manufacturer
Nisshinbo Micro Devices Inc.
Mounting Type
Surface Mount
Output Phases
1
Package / Case
18-LFSOP (0.173", 4.40mm Width) Exposed Pad
Control Features
Current Limit, Enable, Power Good, Soft Start
Number of Outputs
1
Base Product Number
R1272
Output Configuration
Positive
Frequency - Switching
250kHz ~ 1MHz
Operating Temperature
-40°C ~ 105°C (TA)
Synchronous Rectifier
Yes
Supplier Device Package
18-HSOP
Voltage - Supply (Vcc/Vdd)
4V ~ 34V
| Attribute | Value |
|---|---|
| Series | R1272S |
| Function | Step-Down |
| Topology | Buck |
| Packaging | Tape & Reel (TR); Cut Tape (CT) |
| Clock Sync | Yes |
| Output Type | Transistor Driver |
| Manufacturer | Nisshinbo Micro Devices Inc. |
| Mounting Type | Surface Mount |
| Output Phases | 1 |
| Package / Case | 18-LFSOP (0.173", 4.40mm Width) Exposed Pad |
| Control Features | Current Limit, Enable, Power Good, Soft Start |
| Number of Outputs | 1 |
| Base Product Number | R1272 |
| Output Configuration | Positive |
| Frequency - Switching | 250kHz ~ 1MHz |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Synchronous Rectifier | Yes |
| Supplier Device Package | 18-HSOP |
| Voltage - Supply (Vcc/Vdd) | 4V ~ 34V |
Purchase & Inquiry
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Available Payment Methods
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RFQ (Request for Quote)
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Our sales team will respond to your request by email within 24 hours.
Important Notes
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2. Since inventory and pricing may change from time to time, our sales manager will reconfirm your order and notify you if any updates are needed.
Payment Method
Shipping Method
- Shipped from
- Hongkong/Shenzhen warehouse
- Estimated Ship Date
- Oct 4, 2026 - Oct 5, 2026
- Lead Time
- Contact us to confirm availability
- Shipping Fee
- Calculated based on your destination
Packages
