English
中文繁體
Русско
Deutsch
Español
Português
Français
Türk
Italiano
Nederlands
हिन्दी
Bahasa Indonesia
Micro USB Speakers
| Item No.: | PAC-SP-1504-3-P |
Supplier Details
Country: Taiwan
City: Taoyuan City 32062, Taiwan, R.O.C.
Address: 6F., No. 25-2, Ji-Lin Road, Chung Li District. (Chung Li Industrial Park)
TEL: +886-3-4333210
Fax: +886-3-2617799
Online Showroom:
100 Products
1. SCOPE
This specification covers our product of micro speaker unit for mobile telephone or handset devices used.
2. MECHANICAL LAYOUT & DIMENSIONS:
Shown in page 3/6
3. GENERAL REQUIREMENTS:
3.1 Operating temperature range: -20℃~+55℃
3.2 Standard test conditions:
Temperature: 17℃~25℃
Relative Humidity: 48%~80~ (RH)
4. ELECCTROACOUSTIC CHARACTERISTICS
4.1.1 Test set up: Measuring conditions and procedures shown in fig (2)
4.1.2 Impedance: 8+/-15%Ω (@1KHz) without baffler.
4.1.3 DC resistance: 7.4+/-10%Ω
4.1.4 Sound pressure level
96+/-3dB SPL @0.8.1.0.1.5 and 2.0KHz in average (OdB SPL=20uPa)
Measuring condition: 0.5W (Sine wave) 10cm measured with baffler shown in Fig. 1.
4.1.5 FREQUENCY RESPONSE CURVE: AS shown in fig (3)
4.1.6 RESPONSE FREQUENCY: 1100+/-15%Hz 22.0V. (Without Baffler)
4.1.7 INPUT POWER (NOM/MAX):
0.5W/0.8W must be normal at a white noise (1W, Fo-20KHz) for one minute.
4.1.8 AUDIBLE NOISE:
Must be free audible noise ( Buzzes and rattles) (300 ~8KHz frequency range, input le vel up to 2.53 Vrms)
4.1.9 DISTORTION: Less than 10% @1KHz.0.1M.0.8W
Frequency range, input level up to 2.53Vrms
5. RELIABILITY TESTS:
The sound pressure as specified shall neither deviate more than +/-3dB form the initial value, nor any significant damage after
any of following testing.
5.1 HIGH TEMPERATURE TEST:
High temperature: +70+/-2℃
Duration: 96 hours
5.2 LOW TEMPERATURE TEST
Low temperature: +40+/-2℃
Duration: 96 Hours
5.3 HEAT SHOCK TEST
High temperature: +70+/-2℃
Low temperature: +40+/-2℃
Changeover time: 30 seconds
Duration: 1 hour
Cycle: 100
5.4 HUMIDITY TEST
Temperature: +40+/-2℃
Relative Humidity: 90%~95%
Duration: 96 hours
5.5 TEMPERATURE CYCLE TEST:
Temperature: -40℃~+70℃
Duration: 45 minutes ~ 45 minutes
This specification covers our product of micro speaker unit for mobile telephone or handset devices used.
2. MECHANICAL LAYOUT & DIMENSIONS:
Shown in page 3/6
3. GENERAL REQUIREMENTS:
3.1 Operating temperature range: -20℃~+55℃
3.2 Standard test conditions:
Temperature: 17℃~25℃
Relative Humidity: 48%~80~ (RH)
4. ELECCTROACOUSTIC CHARACTERISTICS
4.1.1 Test set up: Measuring conditions and procedures shown in fig (2)
4.1.2 Impedance: 8+/-15%Ω (@1KHz) without baffler.
4.1.3 DC resistance: 7.4+/-10%Ω
4.1.4 Sound pressure level
96+/-3dB SPL @0.8.1.0.1.5 and 2.0KHz in average (OdB SPL=20uPa)
Measuring condition: 0.5W (Sine wave) 10cm measured with baffler shown in Fig. 1.
4.1.5 FREQUENCY RESPONSE CURVE: AS shown in fig (3)
4.1.6 RESPONSE FREQUENCY: 1100+/-15%Hz 22.0V. (Without Baffler)
4.1.7 INPUT POWER (NOM/MAX):
0.5W/0.8W must be normal at a white noise (1W, Fo-20KHz) for one minute.
4.1.8 AUDIBLE NOISE:
Must be free audible noise ( Buzzes and rattles) (300 ~8KHz frequency range, input le vel up to 2.53 Vrms)
4.1.9 DISTORTION: Less than 10% @1KHz.0.1M.0.8W
Frequency range, input level up to 2.53Vrms
5. RELIABILITY TESTS:
The sound pressure as specified shall neither deviate more than +/-3dB form the initial value, nor any significant damage after
any of following testing.
5.1 HIGH TEMPERATURE TEST:
High temperature: +70+/-2℃
Duration: 96 hours
5.2 LOW TEMPERATURE TEST
Low temperature: +40+/-2℃
Duration: 96 Hours
5.3 HEAT SHOCK TEST
High temperature: +70+/-2℃
Low temperature: +40+/-2℃
Changeover time: 30 seconds
Duration: 1 hour
Cycle: 100
5.4 HUMIDITY TEST
Temperature: +40+/-2℃
Relative Humidity: 90%~95%
Duration: 96 hours
5.5 TEMPERATURE CYCLE TEST:
Temperature: -40℃~+70℃
Duration: 45 minutes ~ 45 minutes