Ultra-Low Power 7-Segment LED Display – Energy Star Compliant,
<1mA Typical Current for Consumer Electronics & Appliances
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Key Selling Points
1. Ultra-Low Power (＜1mA Typical) – Game-Changer for Battery
Devices
＜1mA current draw: Far lower than conventional 7-segment displays (5-10mA), this
model slashes energy use by 80%+—critical for battery-powered
devices like wireless thermometers, portable humidity sensors, or
battery-operated audio equipment. Extends battery life by 4-5x
(e.g., a 2x AA battery-powered sensor runs for 12+ months vs. 2-3
months with standard displays).
Energy Star compliance: Meets strict global energy efficiency standards, helping
manufacturers qualify their products for eco-friendly
certifications (e.g., ENERGY STAR for appliances). Appeals to
environmentally conscious consumers and opens access to markets
with strict energy regulations.
2. Industry-Standard Interchangeability – No Redesign Needed
Drop-in replacement for standard packages: Designed to match the footprint, pin layout, and dimensions of
industry-standard 7-segment displays (e.g., 0.4-inch/0.56-inch
models). Manufacturers can upgrade to ultra-low power without
modifying PCBs, enclosures, or assembly lines—saving R&D time
and reducing production costs.
Broad driver compatibility: Works with mainstream 7-segment driver ICs (e.g., 74HC595, TM1637)
that support low-current operation. No need for custom drivers,
ensuring seamless integration into existing product lines (e.g.,
upgrading a thermostat’s display from standard to ultra-low power
in days).
3. Superior Ambient Light Rejection – Readable in Any Environment
Anti-glare surface + optimized emission: The display’s matte surface absorbs excess ambient light (e.g.,
sunlight, kitchen lights), while its tailored emission spectrum
(e.g., warm red/orange) cuts through glare—unlike standard displays
that wash out in bright conditions. Ensures clear readability for
24/7 appliances (e.g., always-on thermostats) or devices used in
variable lighting (e.g., audio equipment in dimly lit home theaters
or bright living rooms).
Eye-friendly brightness balance: Even at ＜1mA current, the display maintains sufficient brightness
(50-70mcd) for comfortable reading—no squinting in dim light, no
glare in bright light. Perfect for devices used at close range
(e.g., bedside thermometers) or for prolonged periods (e.g.,
instrument panels).
4. Stable Performance & Global Compliance
Reliable operation under fluctuations: Engineered to perform consistently across voltage (±10% of
nominal) and temperature ranges (-20℃~85℃), making it suitable for
household appliances (e.g., ovens, refrigerators) and industrial
measurement tools (e.g., process variable indicators). No
flickering, segment dropout, or brightness degradation in harsh
conditions.
RoHS/REACH compliance: Free from restricted substances (lead, mercury, cadmium), meeting
global environmental standards. Eligible for export to key markets
(EU, North America, Asia) and aligns with sustainable manufacturing
practices.
Target Applications
1. Battery-Powered Consumer Electronics
Wireless sensors: Temperature/humidity sensors (display "25℃/50%RH"), door/window
contact sensors (show "OPEN/CLOSED" via numeric codes), or smart
home motion detectors (indicate "LOW BAT" alerts).
Portable audio equipment: Mini amplifiers (volume levels "1-10"), wireless speakers (battery
level "80%"), or MP3 players (track numbers "01-99")—ultra-low
power extends playback time.
Handheld measurement tools: Portable thermometers (e.g., "37.2℃"), digital calipers (e.g.,
"10.5mm"), or moisture meters (e.g., "15%RH")—no frequent battery
replacements.
2. Household Appliances
Smart thermostats/humidifiers: Display set temperature (e.g., "22℃"), room temperature (e.g.,
"24℃"), or humidity (e.g., "55%")—24/7 operation with minimal
energy use.
Small kitchen appliances: Mini air fryers (cook time "01:20"), coffee makers (brew status
"ON/OFF"), or rice cookers (cycle codes "1-5")—fits standard
appliance panels without redesign.
Laundry devices: Compact washers/dryers (remaining time "25min") or garment
steamers (temperature "150℃")—stable performance in humid
environments.
3. Audio & Instrument Panels
Stereo receivers/equalizers: Show input channels (e.g., "1" for AUX, "2" for Bluetooth) or EQ
settings (e.g., "3" for bass boost)—low power complements audio
equipment’s energy needs.
Industrial instrument panels: Process variable indicators (e.g., "90kPa" pressure, "80℃"
temperature) or machine counters (e.g., "120 cycles")—reliable in
factory conditions.
Digital media devices: Set-top boxes (channel numbers "108"), soundbars (volume "30"), or
gaming consoles (playback time "45:10")—interchangeable with
existing displays.
Quality Assurance
Low-Power Validation: Every unit is tested to confirm current draw ≤1mA (typical) and
Energy Star compliance—no over-powering units are shipped.
Ambient Light Rejection Test: Samples are evaluated under 1000-lux simulated to ensure no
readability loss, verifying anti-glare performance.
Interchangeability Check: Random samples are tested with standard PCBs to confirm drop-in
compatibility, avoiding fitment issues for manufacturers.
Warranty: 2-year warranty for non-human damage. If the display fails (e.g.,
current exceeds 1mA, brightness degradation), free replacement is
provided (batch number required).
Frequently Asked Questions (FAQ)
Q: Can this display be customized to match a specific
industry-standard package (e.g., 0.56-inch 7-segment)?
A: Yes—we offer customization to match any common industry package
(size, pin layout, footprint), ensuring it acts as a direct drop-in
replacement for your existing display.
Q: Will the ＜1mA current affect brightness in bright environments?
A: No—our optimized LED chips and ambient light rejection
technology ensure 50-70mcd brightness, which is sufficient for
readability in bright rooms (e.g., kitchens, retail stores) while
maintaining ultra-low power.
Q: Is this display compatible with 3.3V battery-powered devices
(e.g., wireless sensors)?
A: Absolutely—its forward voltage (1.8-2.4V for red/orange) is
fully compatible with 3.3V circuits, no voltage regulation needed.
It’s specifically designed for low-voltage battery applications.
Absolute Maximum Ratings(Ta=25ºC)
| Parameter | Symbol | Ratings | Unit |
| Forward Current(per dice) | Ipm | 20 | mA |
| Reverse Voltage(per dice) | Vr | 5 | V |
| Power Dissipation(per dice) | Pm | 80 | mW |
| Operating Temperature Range | Topr | -40~+85 | ºC |
| Storage Temperature Range | Tstg | -40~+85 | ºC |
| Solder Temperature(3 sec) | Th | 260 | ºC |
Code:Pure Green -G
| Parameter | Symbol | Condition | Min | Typ | Max | Unit |
| Forward Voltage | Vf | If=10mA | 2.6 | | 3.2 | V |
| Reverse Voltage | Vr | Ir=10uA | 5 | | | V |
| Luminous Intensity | Iv | If=10mA | 120 | | 180 | mcd |
| Spectrum With Of Half Value | △λ | If=10mA | | 20 | | nm |
| Wavelength | Dλ | If=10mA | 515 | | 525 | nm |
| LED working lifetime 100,000hrs Absolute Maximum Rating at Ta=25ºC |
