U3810BM データシートの表示（PDF） - Temic Semiconductors
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U3810BM Datasheet PDF : 31 Pages
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U3810BM
TELEFUNKEN Semiconductors
Absolute maximum ratings
Parameters
DC calling voltage (pin 2)
DC calling current (pin 2)
Conversation line voltage (pin 10)
Conversation line current
Total power dissipation *)
Operating temperature range
Storage temperature range
Junction temperature
Symbol
VRI
IR
VL
IL
Ptot
Tamb
Tstg
Tj
Value
35
30
15
17
150
1
– 25 to + 55
– 55 to + 150
125
Unit
V
mA
V
V pulse 20 ms
mA
W
°C
°C
°C
Thermal resistance
Junction ambient *)
Parameters
Symbol
RthJA
Value
70
Unit
K/W
Electrical characteristics
IL = 28 mA, Tamb = 25°C, f = 1 kHz, RDC = 20 kΩ, all internal registers cleared, unless otherwise specified
C1
L1
R1
D 455 kHz ceramic resonator: MURATA or equivalent
D Refer to the tests circuits
C0
94 7894 e
Figure 5
W Resonance factor Qm = 3100, L1 = 6.1 mH, C1 = 21 pF, CO = 268.5 pF, R1 = 5.5 (Schematic above)
All resistances are specified at 1%, all capacitances at 2%.
Parameters
Test conditions
Line voltage
VDD, VCC stabilized
power supply
IDD at VDD = 3.5 V
Internal operating supply
current
IL = 15 mA
IL = 28 mA
IL = 60 mA
IL = 8 mA, –Idd (ICC) = 0.6 mA
IL = 28 mA, –Idd (ICC) = 2.3 mA
S4 on 3
Leakage current
Speed up off threshold
VSOFF
Speed up on line– current
ISON
See fig. 11
See fig. 14
ILmax = 80 mA
VL = 4 V
IL decreasing
VDD = 2.8 V
Speed up current
VL = 4 V
w *) Note: Assembly on PC board 24 cm2 assumed
Min.
4.2
6.7
12.8
2.5
3.2
Typ.
4.75
7.2
13.45
2.65
3.45
180
Max.
5.2
7.5
14.1
3.6
210
Unit Fig.
V
6
V
6
mA 9
2.45 2.65
5.0 5.9
40
70
100 nA
2.8
V
7
7.5 mA
mA 7
10 (31)
Rev. A1: 19.01.1996
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