U4055B Datasheet, PDF (3/10 Pages) TEMIC Semiconductors – Low-Voltage Electronic Speech Circuit with Dialer Interface

Pin Connection
U4055B/U4055B1
Figure 2.
Absolute Maximum Ratings
Reference point Pin 3, unless otherwise specified.
Parameters
Line current
DC line voltage, t_p = 3 ms
Power dissipation, I_L = 100 mA
Junction temperature
Ambient temperature range
Storage temperature range
Symbol
Value
Unit
I_L
200
mA
Pin 13
V_L
20
V
P_tot
560
mW
T_j
150
°C
T_amb
–28 to + 80
°C
T_stg
–55 to +150
°C
Thermal Resistance
Junction ambient
Parameters
Symbol
R_thJA
Value
85
Unit
K/W
TELEFUNKEN Semiconductors
3 (10)
Rev. A1, 06-May-96
Preliminary Information