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Description
The RH5RI××1B/××2B/××3B Series are VFM (Chopper) Step-up DC/DC converter ICs with ultra low supply current by CMOS process. A low ripple, high efficiency step-up DC/DC converter can be constructed with this RH5RI××1B IC and only three external components, which are an inductor, a diode, and a capacitor.
Specifications and features
- Product Category: IC Chips
- Small Number of External Components: Only an inductor, a diode and a capacitor (RH5RI××1B)
- Ultra Low Input Current: TYP. 4µA (RH5RI301B/303B at no load,with 1.5V input)
- High Output Voltage Accuracy: ±2.5%
- Low Ripple and Low Noise
- Low Start-up Voltage (When the output current is 1mA): MAX. 0.9V
- High Efficiency: TYP.80%
- Low Temperature-Drift Coefficient of Output Voltage: TYP. ±50 ppm/˚C
- Small Packages: SOT-89 (RH5RI××1B, RH5RI××2B) SOT-89-5 (RH5RI××3B)
Application Scenarios
- Power source for battery-powered equipment.
- Power source for cameras, camcorders, VCRs, PDAs, electronic data banks, and hand-held communication equipment.
- Power source for appliances which require higher cell voltage than that of batteries used in the appliances.
Comparison
Advantages- Low input current
- High output voltage accuracy
- Low start-up voltage
- High efficiency
- Small number of external components
Disadvantages- May not be suitable for applications that require a large output current
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Datenblatt
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Shopping guide
Delivery period:
- - Will ship out in 2-3 days
- - DHL Express: 3-7 business days
- - DHL eCommerce: 12-22 business days
- - FedEx International Priority: 3-7 business days
- - EMS: 10-15 business days
Shipping fee:
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Shipping option:
DHL, FedEx, EMS, SF Express, and Registered Air MailShipping tracking:
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How to Buy:
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Weitere Informationen
- Datasheet: Download RH5RI343B-T1
- Chipdaten Teil: CD87-RH5RI343B-T1
- Lagerhaus: China, Hongkong
- Versenden: Innerhalb von 24 Stunden
- Kostenloser Versand: Yes
- Bevorzugter Versand: Yes, 3-5 days
- Letzte Aktualisierung: 2024/10/01 09:21 +0800
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