Power & Analogue
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E-PEAS AEM20940 THERMAL ENERGY HARVESTING
XProduct SKU: AEM20940-P
Highly-efficient, regulated dual-outputs, ambient energy manager for TEG with optional primary battery Product Features: Ultra-low-power start-up: - Cold start from 60 mV input voltage and 150µW input power with the optional external module (typical) - Cold start from 380 mV and 100 µW input power without the optional external module (typical) Ultra-low-power boost regulator: - Open-circuit voltage sensing for MPPT every 21s - Configurable MPPT with 2-pin programming - Selectable Voc ratios of 50, 55 or 75 % - Input voltage operation range from 50 mV to 5V - MPPT voltage operation range from 50 mV to 5V - Constant impedance matching (ZMPPT) Integrated 1.2/1.8 V LDO regulator: - Up to 20 mA load current - Power gated dynamically by external control - Selectable output voltage Integrated 1.8/2.5/3.3 V LDO regulator: - Up to 80 mA load current with 300 mV drop-out - Power gated dynamically by external control - Selectable output voltage Flexible energy storage management: - Selectable overcharge and overdischarge protection for any type of rechargeable battery or (super)capacitor - Fast supercapacitor charging - Warns the load when battery is running low - Warns when output voltage regulators are available Optional primary battery: - Automatically switches to the primary battery when the secondary battery is exhausted Integrated balun for dual-cell supercapacitor Applications: > TEG harvesting > Smart agriculture > Industrial monitoring > Wireless sensor nodes > Home automation Product Matrix: Vin: 50mV to 5V Cold-Start: 60mV 150µW Pin: 3µW to 400mW Pout: 20mA@1.2-1.8V 80mA@1.8-2.5-3.3V MPPT: Yes Package: QFN28 5x5mm
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e-peas semiconductors - AEM30940 Thermal Energy Harvesting
XProduct SKU: AEM30940
Highly-Efficient Regulated Dual-Output, Ambient Energy Manager for AC or TEG sources with optional primary battery AEM30940 is an integrated energy management subsystem that extracts DC power from TEG to simultaneously store energy in a rechargeable element and supply the system with two independent regulated voltages. This allows product designers and engineers to extend battery lifetime and ultimately get rid of the primary energy storage element in a large range of wireless applications like industrial monitoring, home automation, wearables. FEATURES: Ultra-low power start-up; - Cold start from 380 mV input voltage and 3 µW input power (typical) Ultra-low power boost regulator; - Open circuit voltage sensing for MPPT every 0.3s - Configurable MPPT with 2-pin programming - Selectable Voc ratios of 50, 65, 80, 100% - Input voltage operation range from 50 mV to 5V - MPPT voltage operation range from 50 mV to 5V Integrated 1.2/1.8V LDO regulator; - Up to 10 mA load current - Power gated dynamically by external control Integrated 1.8V-4.2V LDO regulator; - Up to 80 mA load current with 300 mV drop-out - Power gated dynamically by external control Flexible energy storage management; - Programmable overcharge and overdischarge protection - For any type of rechargeable battery or (super)capacitor - Fast supercapacitor charging - Warns load when battery is running low - Warns when regulators are switched on Smallest footprint, smallest BOM; - Only seven passive external components Optional primary battery; - Automatically switches to the primary battery when secondary battery is exhausted APPLICATIONS: > Harvesting from a TEG > Harvesting from piezo generator > Harvesting from micro turbine generator > Industrial monitoring > Home automation > Wearables > Smart agriculture
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e-peas semiconductors - epeas - aem40940 RF Energy Harvesting
XProduct SKU: 2AAEM40940C0210
Overview coming soon - Call 01527 830800 for information
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e-peas semiconductors - EPEAS- AEM10941 PHOTOVOLTAIC ENERGY HARVESTING
XProduct SKU: AEM10941-P
Highly-efficient, regulated dual-output, ambient energy manager for up to 7-cell solar panels with optional primary battery Product Features: Ultra-low-power start-up: - Cold start from 380 mV input voltage and 3 µW input power (typical) Ultra-low-power boost regulator: - Open-circuit voltage sensing for MPPT every 5s - Configurable MPPT with 2-pin programming - Selectable Voc ratios of 70, 75, 85 or 90 % - Input voltage operation range from 50 mV to 5V - MPPT voltage operation range from 50 mV to 5V Integrated 1.2/1.8 V LDO regulator: - Up to 20 mA load current - Power gated dynamically by external control - Selectable output voltage Integrated 1.8 V-4.1 V LDO regulator: - Up to 80 mA load current with 300 mV drop-out - Power gated dynamically by external control - Selectable or adjustable output voltage Flexible energy storage management: - Selectable overcharge and overdischarge protection for any type of rechargeable battery or (super)capacitor - Fast supercapacitor charging - Warns the load when battery is running low - Warns when output voltage regulators are available Smallest footprint, smallest BOM: - Only seven passive external components Optional primary battery: - Automatically switches to the primary battery when the secondary battery is exhausted Integrated balun for dual-cell supercapacitor Applications: > PV cell harvesting > Home automation > Industrial monitoring > E-health monitoring > Geolocation > Wireless sensor nodes Product Matrix: Vin: 50mV to 5V Cold-Start: 380mV 3µW Pin: 3µW to 550mW Pout: 20mA@1.8V 80mA@/1.2/1.8-4.1V MPPT: Yes Package: QFN28 5x5mm
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Holtek HT71xx-1 30mA TinyPower LDO Regulators
XProduct SKU: HT7150-1-SOT89TRLF-P
Holtek HT71xx-1 30mA TinyPower LDO
General Description The HT71xx-1 series is a set of three-terminal low power high voltage regulators implemented in CMOS technology. They allow input voltages as high as 30V. They are available with several fixed output voltages ranging from 2.1V to 5.0V. CMOS technology ensures low voltage drop and low quiescent current. Although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain variable voltages and currents. Applications - Battery-powered equipment - Communication equipment - Audio/Video equipmentFeatures
- Low power consumption - Low voltage drop - Low temperature coefficient - High input voltage (up to 30V) - Output voltage accuracy: tolerance ±3% - Package types: 3-pin TO92, 3-pin SOT89 and 5-pin SOT23From£0.45(Ex. VAT)
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Holtek HT72xx Series 300mA TinyPowerTM LDO
XProduct SKU: HT7233-SOT23-TRLF-P
The HT72xx series of positive, linear regulators features low quiescent current (4mA typ.) with low dropout voltage, making them ideal for battery applications. The space-saving 3-pin SOT23 package is attractive for "Pocket" and "Hand Held" applications. The devices are capable of supplying 300mA of output current continuously. They are available with several fixed output voltages ranging from 1.8V to 5.0V. Although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain variable voltages and currents. These rugged devices have Thermal Shutdown and Current Limiting to prevent device failure under the "Worst" of operating conditions. Applications - Portable electronics - Wireless devices - Cordless phones - PC peripherals - Battery powered devices - Electronic scales
Features
- Output voltage ranges: Fixed range of 1.8V, 2.5V, 2.7V, 3.0V, 3.3V, 4.5V, 5.0V type. - Highly accuracy: ±2% - Low voltage drop: 240mV (typ.), VOUT=5.0V at 300mA - Maximum Input Voltage: 8V - Guaranteed output current: 300mA - Low quiescent current: 4mA (typ.) - Current limiting - Over-temperature shutdown - 3-pin SOT23, 5-pin SOT23 and 3-pin SOT89 PackagesFrom£0.55(Ex. VAT)
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Holtek HT75xx-1 100mA TinyPowerTM LDO
XProduct SKU: HT7521-1-SOT89TRLF-P
Holtek HT75xx-1 100mA TinyPowerTM LDO
General Description The HT75xx-1 series is a set of three-terminal low power high voltage implemented in CMOS technology. They can deliver 100mA output current and allow an input voltage as high as 30V. They are available with several fixed output voltages ranging from 2.1V to 12.0V. CMOS technology ensures low voltage drop and low quiescent current. Although designed primarily as fixed voltage regulators, these devices can be used with external components to obtain variable voltages and currents. Applications - Battery-powered equipment - Communication equipment - Audio/Video equipmentFeatures
Low power consumption - Low voltage drop - Low temperature coefficient - High input voltage (up to 30V) - Quiescent current 2.5µA - High output current : 100mA - Output voltage accuracy: tolerance ±3% - 3-pin TO92, 3-pin SOT89 and 5-pin SOT23 packagesFrom£0.35(Ex. VAT)
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Holtek HT77xx PFM Asynchronous Step-up DC to DC Converter (100mA)
XProduct SKU: HT7733-SOT23-5TRLF
Holtek HT77xx
PFM Asynchronous Step-up DC to DC Converter (100mA) The HT77xx series is a set of PFM step-up DC/DC converter with high efficiency and low ripple. The series features extremely low start-up voltage and high output voltage accuracy. They require only three external components to provide a fixed output voltage of 1.8V, 2.2V, 2.7V, 3.0V, 3.3V, 3.7V or 5.0V. CMOS technology ensures ultra low supply current and makes them ideal for battery-operated applications powered from one or more cells. The HT77xx consists of an oscillator, a PFM control circuit, a driver transistor, a reference voltage unit, and a high speed comparator. They employ pulse frequency modulation (PFM) for minimum supply current and ripple at light output loading. These devices are available in space saving 3-pin SOT89, 3-pin SOT23 and 5-pin SOT23 packages. For 5-pin SOT23 package, it also build-in a chip enable function to reduce power consumption during shutdown mode. Applications · Palmtops/PDAs · Portable communicators/Smartphones · Cameras/Camcorders · Battery-powered equipmentFeatures
· Low start-up voltage: 0.7V (Typ.), 0.9V (Max.) · High efficiency: 85% (Typ.), VOUT³2.7V · High output voltage accuracy: ±2.5% · Output voltage: 1.8V, 2.2V, 2.7V, 3.0V, 3.3V, 3.7V, 5.0V · Output current up to 100mA · Ultra low supply current IDD2: 4mA (Typ.) · Low ripple and low noise · Low shutdown current: 0.5mA (Typ.) · 3-pin SOT89, 3-pin SOT23 and 5-pin SOT23 packageFrom£0.20(Ex. VAT)
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Holtek HT77xxA PFM Step-up DC/DC Converter
XProduct SKU: HT7730A-SOT23-5TRLF
Holtek HT77xxA PFM Step-up DC/DC Converter
The HT77xxA series is a set of PFM step-up DC/DC converter with high efficiency and low ripple. The series features extremely low start-up voltage and high output voltage accuracy. They require only three external components to provide a fixed output voltage of 2.7V, 3.0V, 3.3V, 3.7V or 5.0V. CMOS technology ensures ultra low supply current and makes them ideal for battery-operated applications powered from one or more cells. The HT77xxA consists of an oscillator, a PFM control circuit, a driver transistor, a reference voltage unit, and a high speed comparator. They employ pulse frequency modulation (PFM) for minimum supply current and ripple at light output loading. These devices are available in space saving 3-pin SOT89, 3-pin SOT23 and 5-pin SOT23 packages. For 5-pin SOT23 package, it also build-in a chip enable function to reduce power consumption during shutdown mode Applications Palmtops/PDAs Portable communicators/Smartphones Cameras/Camcorders Battery-powered equipmentFeatures
Low start-up voltage: 0.7V (Typ.) High efficiency: 85% (Typ.) High output voltage accuracy: 2.5% Output voltage: 2.7V, 3.0V, 3.3V, 5.0V Output current up to 200mA Ultra low supply current IDD: 5 A (Typ.) Low ripple and low noise Low shutdown current: 0.5 A (Typ.) Package types: 3-pin SOT89, 3-pin SOT23 and 5-pin SOT23 packageFrom£0.20(Ex. VAT)
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Microchip - 1200V Silicon Carbide Power MOSFET
XProduct SKU: APT40SM120B-P
Silicone Carbide (SiC) Schottky MOSFETs offer superior dynamic and thermal performance over conventional Silicon power MosFETs. The table below summarizes the advantages of SiC vs Si power discretes.
| Characteristics | SiC vs. Si | Results | Benefits |
| Breakdown Field | 10x Higher | Lower On-Resistance | Higher efficiency |
| Band Gap | 3x Higher | Higher operating temperature | Improved cooling |
| Thermal conductivity | 3x Higher | Higher power density | Higher current capabilities |
| Positive Temperature coefficient | - | Self regulation | Easy paralleling |
| Temperature Independent switching behavior | - | Stable high temperature performance | Lower losses |
| Almost no Reverse Recovery charge | - | Lower switching losses Higher switching capabilities | Higher performance |
Features
Microsemi SiC MosFETs Advantages - Best in Class RDS(on) vs Temperature: leads to lower switching losses as well as stability over the complete operating temperature range. - Longest Short Circuit Withstand Rating: highest simple easy control circuit designCONTACT US FOR VOLUME PRICING
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Microchip - 1200V Silicon Carbide Power MOSFET Module
XProduct SKU: APTMC120AM08CD3AG
SiC technology delivers higher breakdown field strength and improved thermal conductivity compared to silicon material. This enables improved performance characteristics in parameters including zero reverse recovery, temperature independent behavior, higher voltage capability and higher temperature operation to achieve new levels of performance, efficiency and reliability. Microsemi has applied its extensive expertise in power semiconductor integration and packaging to develop its family of silicon carbide power modules that deliver outstanding levels of performance, reliability and overall quality. The modules also allow designers to shrink system size and weight, while reducing total systems costs.
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