U2043B Datasheet, PDF (4/6 Pages) TEMIC Semiconductors – Flasher, 30-mohm Shunt, Pilot Lamp to GND or V Batt

U2043B
Electrical Characteristics (continued)
Parameters
Frequency tolerance
Bright period
Bright period
Frequency increase
Control signal threshold
Leakage resistance
Lamp load
Test Conditions / Pins Symbol Min.
Typ.
Max.
Unit
Normal flashing, basisc fre-
quency f₁ not including the
tolerance of the external
Df₁
–5
components R₁ and C₁
Basic frequency f₁
Df₁
47
Control frequency f₂
Df₂
37
+5
%
53
%
45
%
Lamp outage
f₂
2.15 f₁
2.3 f₁ Hz
V_S = 15 V
V_S = 9 V
Pin 7
V_R3
85
91
97
mV
V_R3
66
71
76
mV
V_S = 12 V
49a to GND
V_R3
76
81
87
mV
R_p
2
5
kW
P_L
10
W
4 (6)
TELEFUNKEN Semiconductors
Rev. A2, 25-Feb-97