|
[China]
Trade Verify
Address: A04 10 B Blocks of Shenzhen Bay Science and Technology Eco-Park SHENZHEN,Guandong,CHINA 518052
Contact name:Cherry liu
TaiMi(Shenzhen) electronics technology Co.,ltd |
|
Verified Suppliers
|
|
|
1-25v 9mm smd piezo buzzer for medical equipment 3V 5V 85db 9 * 9 *1.8mm SMD piezo buzzer for forehead thermometer
Smallest Micro SMD Piezo Buzzer 2mA 1.8MM ultrathin High temperature SMD Electronic Alarm Buzzer
1. SMD piezo Electronic Alarm Buzzer Description
Technical terms:
| No. | Technical terms | Value |
| 1 | Rated Voltage(Vp-p) | 3 |
| 2 | Max Input Voltage(Vp-p) | 25 |
| 3 | *Rated Current(mA) | ≤3 |
| 4 | Capacitance at 100Hz (pF) | 12000±30% |
| 5 | *Sound Output at 10cm(dB) | ≥65 |
| 6 | Resonance Frequency (KHz) | 4.0±0.5 |
| 7 | Operating Temperature(℃) | -40～+105 |
| 8 | Storage Temperature(℃) | -40～+120 |
| 9 | Weight (g) | 0.25 |
| 10 | Housing Material | LCP |
| 11 | RoHS | Yes |
| 12 | MSL(Moisture Sensitivity Level) | 5a(≤30℃/60%RH 24H Floor life) |
*Value applying at rated voltage , 4.0KHz, 1/2 duty , square wave
Test Basic State: Temp(20±2℃),Humidity(40~70%RH),Air pressure(860~1060hPa).
2. SMD piezo Electronic Alarm Buzzer Dimensions
DIMENSIONS (UNIT: mm) Tolerance: ±0.5mm Except Specified
TEST METHOD:
3. SMD piezo Electronic Alarm Buzzer FREQUENCY RESPONSE:
4.SMD piezo Electronic Alarm Buzzer RELIABILITY TEST:
| NO. | ITEM | TESTING CONDITION | VARIANCE AFTER TEST |
| 1 | High temp. storage life | The part shall be capable of withstanding a storage temperature is +120℃ for 120 hours | All specifications must be satisfied after the test. |
| 2 | Low temp. storage life | The part shall be capable of withstanding a storage temperature is -40℃ for 120 hours | |
| 3 | Temp. Cycle | Total 5 cycles, 1 cycle consisting of -40±2℃, 30 minutes 20±5℃ 15 minutes 120±2℃, 30 minutes 20±5℃ 15 minutes | |
| 4 | Humidity Test | 40±2℃, 90～95% RH, 120 hours | |
| 5 | Vibration Test | To-and-fro. sweep time (from 10 to 55 Hz and then 55 to 10 ) under single amplitude of 1.0mm is 1 minute. The vibration test shall consist of 2 hours per plane in each three mutually perpendicular planes for a total time of 6 hours. | |
| 6 | Shock | Sounder shall be measured after being applied shock (980m/s²) for each three mutually perpendicular directions to each of 3 times by half sine wave. | |
| 7 | Drop Test | Dropped naturally from 700mm height onto the surface of 10mm thick wooden board. 2 directions-upper and side of the part are to be applied. | |
| 8 | Lead pull | The part shall be pushed with a force of 9.8N for 10±1 seconds behind the part.
| After the test part shall meet specifications without any degradation in appearance and performance. |
| 9 | Recommended temp. Profile for Reflow Oven | Shown in Fig.1 | |
| Warranty: For a period of one year from date of manufacturer under normal operations. | |||
Recommended Temp. Profile for Reflow Oven (Fig.1)
| Profile Feature | Pb-Free Assembly |
| Average ramp-up rate(TL to Tp) | 3℃/second max. |
| Preheat | |
| -Temperature Min.(Tsmin) | 150℃ |
| -Temperature Min.(Tsmax) | 200℃ |
| -Temperature Min.(ts) | 60～180 seconds |
| Tsmax to TL | |
| -Ramp-up Rate | 3℃/second max. |
| Time maintained above: | |
| - Temperature(TL) | 217℃ |
| -Time(TL) | 60～150 seconds |
| Peak temperature(Tp) | 245℃+0/-5 |
| Time within 5℃of actual Peak temperature (tp) | 6 seconds max. |
| Ramp-down Rate | 6℃/second max. |
| Time 25℃ to Peak Temperature | 8 minutes max. |
| We suggest the customer do the reflow soldering once. | |
5. SMD piezo Electronic Alarm Buzzer PACKING:
PACKING:PACKING:PACKING:
PACKING:
6..SMD PIEZO TOP SOUNDS BUZZER Advantage
7.SMD PIEZO TOP SOUNDS BUZZER Application
Buzzer is generally used in intelligent wearable equipment, anti-theft system, medical equipment, industrial production, etc.
8.Our company information:
9. ALL SMD Buzzer Catalogues SHOW
10. Contact Us
1.When can we get the reply?
Any inquiries will be replied within 24 hours.
Our sales team will try our best to support you.
2.What about minimum order quantity?
We have no limit for MOQ,so you can even buy only 1 piece.
Welcome to buy sample to test first.
3.Do you have EU style adapter?
A: Yes,We have EU,UK and USA style adapter
4.Can customize,modify and develop products according to the design
drawing?
Yes ,we provide OEM service and can customize products according to
the drawing.
5.How will you control product quality?
We strictly control every detail of production, and every product
is inspected by our QC team before delivery.
6.What about delivery time?
Sample, We will send to you within 3 days after payment received.
Production for big quantity needs 7 to 15 days. Andit also depends
on product and quantity.
If want to know the exact time. Email us the quantity,We will check
the time for you.
7.What about terms of payment?
Payment terms: T/T, west Union Paypal and L/C etc.
8.How do I know that you have sent the products out?
Once the products are sent out, a tracking number will be provided
so that you can check where your goods at all times
9.How you will send the goods to us?
We will send the goods to you by shipping/express.
