MC33129EFR2 Price & Stock
- 4 Star
- AAAChips
- AAComp
- ACDS
- ACME
- AIChipLink
- AllChip Elec
- Allelco
- AmpleChip
- Ande Elec
- AnLin
- Anterwell
- Anywayele
- APS
- Ariat
- Asen Elec
- Atosn
- ATP
- Augswan
- Au Ling
- Avnat
- AxisPart
- Besen Tech
- Best Comp
- Braveelec
- Brilltron
- CGOC
- Chipinventory
- ChipOne
- Chipsea
- ChipSource
- Chips Pulse
- Chuangxinda
- Classic
- CompExpert
- ComS.I.T.
- Conevo
- Conrad
- C Plus
- Cytech
- Dasenic
- Dechoele
- Depu
- DGT Ind
- DGT Tech
- Direct Components
- DREAMland
- Drex Elec
- Dxway
- Dynamic-sl
- Ea-chip
- EASEV
- Element14apac
- Errebi
- Ersa
- ESource
- Farnell
- FirstChoice
- Flip
- FlyWing
- Fmall
- FPGAMALL
- Freelance
- Geefook
- GlobalTek
- Grand power
- GreenChips
- Green Light
- Greentree
- Handtmann
- Hansinfo
- HaoDe
- Heisener
- HeQing
- Hongte
- HonourChip
- Hotenda
- IC Components
- Icgogogo
- Icmiles
- ICSOSO
- ITD-IC
- J2sourcing
- Jak
- Jameco
- JiaLiXin
- Jiayi
- Jietai
- Kaian
- Kepictronics
- KK Wisdom
- Klytech
- Kynix
- Lankamicro
- LCSC
- Lingto
- LIXINC
- Longzi
- Lvychips
- Macroship
- March-Tech
- Maritex
- Mars Elec
- Martec
- MetaverseIc
- MicrochipUSA
- Microsemi
- Midan
- Mouser
- MV Comp
- NAC
- Nantian
- NetSource
- Newark
- NewStrength
- Nexxon
- OMO
- OnlineCom
- Origin Data
- PESE
- Pneda
- PUI
- Quattro
- Quest
- Resion
- Rixin
- Rochester
- RS
- RS DE
- RYX IC
- Sense Elec
- Shengyu
- Sierra
- SiliTech
- Southernel
- Sunether
- SZ Comp
- TE
- Tech-Electr
- TME
- Unicom Elec
- Unikey
- Utmel
- Ventron
- Voyager Comp
- Walsoon
- WanWeiChip
- Weyland
- WinSource
- Worldway
- Xianghongli
- Xinghuan
- Xinvry
- Xunqida
- YIC
- YST Elec
- Yuanxinai
Hide
Manufacturer

Integrated Circuits (ICs) > PMIC - Voltage Regulators - DC DC Switching Controllers
IC REG CTRLR FLYBACK 14SOIC
Documents
Datasheet |
MC33129EFR2![]() |
Specifications
Part Status | Obsolete |
Output Type | Transistor Driver |
Function | Step-Up/Step-Down |
Output Configuration | Positive, Isolation Capable |
Topology | Flyback |
Number of Outputs | 1 |
Output Phases | 1 |
Voltage - Supply (Vcc/Vdd) | 3.24 V ~ 12 V |
Frequency - Switching | 100kHz |
Synchronous Rectifier | No |
Clock Sync | Yes |
Control Features | Enable, Frequency Control, Ramp, Soft Start |
Operating Temperature | -40°C ~ 85°C (TA) |
Package / Case | 14-SOIC (0.154", 3.90mm Width) |
Supplier Device Package | 14-SOICN |
Hide

Xinghuan International Trade Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP Semiconductors | 41620 |
|
Inquiry |

Heisener Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP | IC REG CTRLR FLYBACK 14SOIC PMIC - Voltage Regulators - DC DC Switching Controllers
|
13327 |
|
Buy |

Geefook (Shenzhen) Electronic Co., Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP Semiconductors | 35000 |
|
Inquiry |

Ample Chip
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP Semiconductors | IC REG CTRLR FLYBACK 14SOIC | 3453 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP Semiconductors / Freescale | IC REG CTRLR FLYBACK 14SOIC ; 14-SO PMIC - Voltage Regulators - DC DC Switching Controllers
|
Available |
|
Inquiry |

Dechoele Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | 8223 |
|
Inquiry |

Fmall Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | IC REG CTRLR FLYBACK 14SOIC | 7100 |
|
Inquiry |

Microchip USA
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
MC33129EFR2 | NXP | Member of ERAI, GIDEP, & ITAR | ISO 9001, ISO 2001, ISO 14001 & AS9120 Certified ; Tape & Reel (TR) | 241 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | IC REG CTRLR FLYBACK 14SOIC | 2808 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP Semiconductors / Freescale | IC REG CTRLR FLYBACK 14SOIC PMIC - Voltage Regulators - DC DC Switching Controllers
|
In-Stock |
|
Inquiry |

EA-chip Industry Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | IC REG CTRLR FLYBACK 14SOIC | 2406 |
|
Inquiry |

Chip Source Co.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | IC REG CTRLR FLYBACK 14SOIC | 236812 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | IC REG CTRLR FLYBACK 14SOIC | 150000 |
|
Inquiry |

Hotenda Technology
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | Freescale Semiconductor, Inc. | Flyback Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 14-SOICN | 683 |
|
Inquiry |

Axis Part Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | Freescale Semiconductor - NXP | New Original,COC,ISO9001 | 8500 |
|
Inquiry |

PNEDA Technology Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP | 5205 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | IC REG CTRLR FLYBACK 14SOIC | 3522 |
|
Inquiry |

Lvy Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | 2000 |
|
Inquiry | ||
MC33129EFR2 | 2000 |
|
Inquiry |

Hong Kong Brave Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP Semiconductors | 14-SOIC (0.154", 3.90mm Width) | 41620 |
|
Inquiry |

DGT Technology (HK) Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP Semiconductors | IC REG CTRLR FLYBACK 14SOIC | 10000 |
|
Inquiry |

Lanka Micro Electronic Co.,Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | IC REG CTRLR FLYBACK 14SOIC | 65366 |
|
Buy |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | DC:Active ; - | 0 |
|
Inquiry |

He Qing Electronics Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | Flyback Regulator Positive, Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 14-SO ; Tape & Reel (TR) | 7349 |
|
Inquiry |

Shenzhen Dasenic Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | IC REG CTRLR FLYBACK 14SOIC Integrated Circuits (ICs)>PMIC - Voltage Regulators - DC DC Switching Controllers
|
1789 |
|
Buy |

Depu Electronics
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | IC REG CTRLR FLYBACK 14SOIC | 1960 |
|
Inquiry |

Win Source
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | ||
---|---|---|---|---|---|---|---|
MC33129EFR2 | Freescale Semiconductor - NXP | IC REG CTRLR FLYBACK 14SOIC | 9700 |
|
Buy |

Shenzhen Yuanxinai e-commerce Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP USA Inc. | Flyback Regulator Positive Isolation Capable Output Step-Up/Step-Down DC-DC Controller IC 14-SO | 8844 |
|
Inquiry |

KaiLiYuan Electronic Technology (ShenZhen) Co., Ltd
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | FREESCALE | DC:23+ ; SOP | 3855 |
|
Inquiry | |
MC33129EFR2 | NXP USA Inc. | IC REG CTRLR FLYBACK 14SOIC ; DC:21+ ; 14-SO | 125 |
|
Inquiry | |
MC33129EFR2 | NXP USA Inc. | IC REG CTRLR FLYBACK 14SOIC ; DC:23+ | 1960 |
|
Inquiry |

Shenzhen Shengyu Electronics Tech Limited.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP Semiconductors | IC REG CTRLR FLYBACK 14SOIC | 5225 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | Freescale | DC:22+ ; IC REG CTRLR FLYBK ISO CM 14SOIC | 15000 |
|
Inquiry |

LIXINC Electronics Co., Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | Freescale Semiconductor - NXP | IC REG CTRLR FLYBACK 14SOIC | 13531 |
|
Inquiry |

Lingto Electronic Limited
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP Semiconductors | DC:24+ ; Original New | 44504 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | FREESCALE | SOP ; DC:07+ | 3861 |
|
Inquiry |

Avnat Group (Asia Pacific) Ltd.
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | FREESCALE | 3861 |
|
Inquiry |

GlobalTek Components
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | FREESCALE | OEM/CM QUOTES ONLY | NO BROKERS | 5800 |
|
Inquiry |

Nexxon, Inc. (USA)
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | FREESCALE | In Stock |
|
Inquiry | ||
MC33129EFR2 | NXP USA Inc. | In Stock |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | NXP | DC:. [ ] ; . MC | 18500 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2 | Integrated Circuits | IC REG CTRLR FLYBACK 14SOIC | 5389 |
|
Inquiry |
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2
sku #: MC33129EFR2
|
FREESCALE | 596 |
|
Inquiry |

Farnell element14
Certificates
Part # | Manufacturer | Description | Stock | Price | Buy | |
---|---|---|---|---|---|---|
MC33129EFR2
sku #: 1148368
|
NXP Semiconductors | NXP Semiconductors Semiconductors - Dc/Dc Ctlr, Flyback, 300Khz, 85Deg C - Mc33129Efr2 |NXP Semiconductors Semiconductors MC33129EFR2 | out of stock |
|
Buy |
See Also:
MC33129EF
MC33129DR2
MC33198DR2
MC33129DR2G
MC33199DR2
MC33128DR2
MC33193DR2
MC33179DR2
MC33197DR2
MC33121FNR2
MC33151VDR2
MC33163DWR2
MC33199DR2G
MC33172VDR2
MC33121FN
MC33164DR2
MC33151DR2
MC33182DR2
MC33171DR2
MC33129D
MC33178DR2
MC33198DR2G
MC33161DMR2
MC33187DR2
MC33129P
MC33192DWR2
MC33153DR2
MC33184DR2
MC33174DR2
MC33193DR2G
MC33102DR2
MC33129PG
MC33174VDR2
MC33111DR2
MC33172DR2
MC33152DR2
MC33154DR2
MC33160DWR2
MC33181DR2
MC33179DR2G
MC33120FN
MC33179DR
MC33110DR2
MC33161DR2
MC33152VDR2
MC33174VDR
MC33128
MC33142DR2G
MC33172BDR2G
More »