| Manufacturer | Part # | Datasheet | Description |

Seiko Instruments Inc
|
S-8520 |
2Mb/34P |
PWM CONTROL & PWM/PFM CONTROL STEP-DOWN SWITCHING REGULATOR-CONTROLLERS |

Torex Semiconductor
|
XC6365-XC6366 |
99Kb/2P |
PWM PWM/PFM |
| XC910607 |
81Kb/7P |
PWM Control, PWM/PFM Switching Control, Step-up DC/DC Converters |
| XC9106 |
109Kb/8P |
PWM Control, PWM/PFM Switching Control, Step-up DC/DC Converters |

Shenzhen Huazhimei Semi...
|
HM3410C |
848Kb/7P |
PWM/PFM control DC-DC buck regulator |
| HM3410B |
1Mb/10P |
PWM/PFM Control DC-DC Buck Converter |
| HM3416H |
1Mb/11P |
PWM/PFM Control DC-DC Buck Converter |
| HM3415B |
1Mb/10P |
PWM/PFM Control DC-DC Buck Converter |

ABLIC Inc.
|
S-8520 |
612Kb/44P |
STEP-DOWN, PWM CONTROL or PWM / PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER Rev.9.0_02 |

Seiko Instruments Inc
|
S8520 |
2Mb/44P |
STEP-DOWN, PWM CONTROL or PWM / PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER |

Torex Semiconductor
|
XC9106 |
297Kb/11P |
PWM Control,PWM/PFM Switching Control, Step-Up DC/DC Converters, Externally Applied Vref |

Shenzhen Huazhimei Semi...
|
HM1532 |
842Kb/15P |
1.2MHz, PWM/PFM switching control, DC-DC boost controller |
| HM2806 |
415Kb/5P |
PWM/PFM control DC-DC step-down constant current driver |

Seiko Instruments Inc
|
S8353 |
2Mb/49P |
STEP-UP, PWM CONTROL or PWM / PFM SWITCHABLE BUILT-IN TRANSISTOR SWITCHING REGULATOR |
| S8540 |
2Mb/36P |
STEP-DOWN, 600 kHz PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER |
| S-8540 |
445Kb/36P |
STEP-DOWN, 600 kHz PWM CONTROL or PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER |

ABLIC Inc.
|
S-8353 |
567Kb/49P |
STEP-UP, PWM CONTROL or PWM / PFM SWITCHABLE BUILT-IN TRANSISTOR SWITCHING REGULATOR Rev.3.0_02 |

Seiko Instruments Inc
|
S8340 |
3Mb/55P |
STEP-UP, 600 kHz, PWM CONTROL OR PWM/PFM SWITCHABLE SWITCHING REGULATOR CONTROLLER |

Fairchild Semiconductor
|
FAN5234 |
537Kb/15P |
Mobile-Friendly PWM/PFM Controller |

Exar Corporation
|
XR77128 |
1Mb/28P |
Quad Output Digital PWM/PFM |