Components B2100, B4100 - Sony Ericsson K800 Electrical Repair Manual

B2100 Crystal 32 768 Hz RTM501911/1
APPENDIX Components B2100 - B4100
B4100 Microphone RF Improved RLC509427/3
Dimensions
Bottom view
2 3
1 4
3.76 mm
Side view
Connections
Terminal Function
1
2
3
4
Electrical Characteristics
Test condition (V
Quantity
Sensitivity
Output impedance
Current consumption I
S/N Ratio
Decreasing voltage
Distortion
TDMA Disturbance
Immunity
Supply Voltage
Test Circuit
Terminal 4
Microphone
Mounting
Housing
6.15 mm
PWB
Microphone
1.25 mm
Output
Ground
Ground
Power
=2.0±0.05 V, R=2.0±0.05 k , T = 20±2 C, R.H.=65±5 %).
S amb
Symbol Condition
S f=1kHz, Pin=1Pa, 0db=1V/Pa
Z f=1kHz, Pin=0.1Pa
OUT
1.5 to 3.6 V
S/N(A) f=1kHz, Pin=1Pa,
A-Weighted, 100 – 8000 Hz
S f=1kHz, Pin=0.1Pa, Vs=2.0 1.5V
D SPL = 110 dB, 0 dB = 20 Pa, f=1kHz
TDMA Under study
DI
Terminal 1
1 ųF
Terminal 3
(Ground)
SEMC Electrical Repair Manual
K800 - K810
Grommet
Microphone
port hole
Limits Unit
Min Typ Max
-39 -42 -45 dB
300 Ω
250 A
55 59 dB
-3 dB
2% THD
TBD
1.5 3.6 V
1202-3085 rev. 2 90 (121)