Continued from preceding page.
Pin No. Pin name
Pin voltage
LB1975
Pin function
VCC
Equivalent circuit
24
VCREF
0.0 V to
VCC – 2.0 V
VCTL amplifier internal reference
voltage pin (2.35 V)
24
100 µA
200 Ω
23.5 kΩ
28
VCC
A11961
31 kΩ
0.7 V to
28
VCOUT
VCC – 0.7 V VCTL amplifier output pin
200 Ω
A11962
No. 6087-8/12