ProductInformation
Buck Converter

0.5A/1A, 6MHz step-down DC/DC converter for height-constrained devices Ricoh Electronic Devices
0.5A/1A, 6MHz step-down DC/DC converter for height-constrained devices

♦ RP519 Series ♦
- Operation mode types: forced PWM or PWM/VFM auto switching
- Input Voltage Range: 2.3V to 5.5V
- Output Voltage Range (Fixed/Adjustable): 0.6 to 3.3V / 0.6 to 5.5V
- Selectable Output Current: 0.5A or 1A
- Selectable Oscillator Frequency: Typ. 6.0MHz
- Inductor Current Limit Circuit: Typ. 1.0A / 1.6A (selectable)
- Ultra-compact WLCSP-6-P8 package (1.28 x 0.88 x 0.36mm)

30V/2A Buck DC/DC Converter with EMI reduction solutions Ricoh Electronic Devices
30V/2A Buck DC/DC Converter with EMI reduction solutions

♦ R1275 Series ♦
- Wide input voltage range: from 3.6V to 30V
- Adjustable output voltage: from 3.3V - 5.0V
- Output Current: Typ. 2A
- EMI reduction: SSCG + Frequency Synchronisation
- Stable operation in cold cranking condition
- Target applications: Consumer, Industrial and Automotive
- HSOP-18 package (5.2 x 6.2 x 1.5mm)

4A Buck DCDC Converter with Synchronous Rectifier Ricoh Electronic Devices
4A Buck DCDC Converter with Synchronous Rectifier

♦ RP510L Series ♦
- Operation mode type: forced PWM
- Input voltage range: 2.5V to 5.5V
- Low supply current (Typ. 0.35µA)
- Output Voltage: 0.8V to 3.3V
- Oscillator Frequency: Typ. 2.3MHz
- Target applications: Consumer, Automotive, and Industrial
- Small DFN3030-12 package (3 mm x 3 mm x 0.8 mm)

34V/14A Buck DC/DC Converter for Automotive Applications Ricoh Electronic Devices
34V/14A Buck DC/DC Converter for Automotive Applications

♦ R1273 Series ♦
- Wide input voltage range: from 4V to 34V
- Low supply current (Typ. 15µA, at no load/VFM mode)
- Adjustable output voltage: from 0.7V - 5.3V
- Output Current: (Typ. 14A)
- Integrated MOSFETs
- Synchronous rectification
- QFN0505-32B package (5.0 x 5.0 x 0.85mm)

34V/3A step down DC/DC converter with PLL synchronization Ricoh Electronic Devices Contact
34V/3A step down DC/DC converter with PLL synchronization

♦ R1270 Series ♦
- Wide input voltage range: from 3.6V to 34V
- Low supply current (Typ. 18μA, Vin 12V)
- Stand-by Current (Typ. 0μA, Vin 34V, CE=0V)
- Adjustable output voltage: 0.8V - 31.6V
- Adjustable operating frequency: 300kHz - 2.4MHz
- High efficiency: Max. 92%
- Fixed PWM or automatic PWM to VFM operation mode control

Step-down Switching Regulators with Built-in Power MOSFET ROHM
Step-down Switching Regulators with Built-in Power MOSFET

♦High and Wide Input Range (VCC=6V to 42V)
♦45V/800mΩ Internal Power MOSFET
1.5MHz Fixed Operating Frequency
♦Feedback Pin Voltage 0.75V±1.5%
♦Internal compensated, OCP, UVLO, Thermal shutdown circuit
♦0μA Shutdown Supply Current
♦6-Lead SOT-23 package(SSOP6)

Torex Semiconductor ♦ Step-down "micro DC/DC" converters Torex Semiconductor
Torex Semiconductor ♦ Step-down

XCL210 Series Features
♦Supports a wide range of applications: wearable devices, healthcare devices, Bluetooth Low Energy, and energy harvesting, etc.
♦High efficiency (89%: 5.0V⇒3.3V at 0.1mA)
♦Ideal for reducing printed circuit board mounting area by minimization
♦Specialized PFM control

Smallest class in the world! Step-down "micro DC/DC" converters Torex Semiconductor
Smallest class in the world! Step-down

XCL219/XCL220 Series Features
♦World's Smallest class among 1.0A-class continuous output current,step-down DC/DC converters with integrated coil
♦Fast transient response
♦Supports a wide variety of applications, including optical cables, PC peripheral devices, portable and digital devices that incorporate a CPU, and industrial equipment
♦High efficiency(93.3%: 5.0V⇒3.3V at 300mA)

SW-Reg.IC with 40V power MOSFET New Japan Radio
SW-Reg.IC with 40V power MOSFET

The NJW4128/NJW4154/NJW4155 are switching regulator IC for buck converter current mode control with 40V power MOSFET.
- Current mode control
- External clock synchronization
- Wide operating voltage range : 4.5V to 40V
- Built-in compensation circuit

Texas Instruments (TI)
DC/DC switching regulator
Ricoh Electronic Devices
DC/DC converter for automotive

High voltage step-down DC/DC converter, PWM step-up DC/DC converter lineup for LCD/ OLED/ CCD, Step-up and charge pump DC/DC converter lineup for LCD/ OLED/ CCD

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ams
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microBUCK(R)

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