U2043B Datasheet, PDF (2/10 Pages) TEMIC Semiconductors – Flasher, 30-mohm Shunt, Pilot Lamp to GND or V Batt

2. Pin Configuration
Figure 2-1. Pinning DIP8/SO8
GND 1
8 SI
VS ²
REL ₃
U2043B
7 _LD
6 VS
OSC ₄
5 OSC
Table 2-1.
Pin
1
2
3
4
5
6
7
8
Pin Description
Symbol
GND
VS
REL
OSC
OSC
VS
LD
SI
Function
IC ground
Supply voltage V_S
Relay driver
C₁ Oscillator
R₁ Oscillator
Supply voltage V_S
Lamp failure detection
Start input (49a)
2 U2043B
4720B–AUTO–09/05