LM134-LM234-LM334
Figure 9 : In-line Current Limiter
Figure 10 : Fet Cascading for Low Capacitance
R set
ADJ
V
V
Vi
C1*
OP AMP
* Use minim um value required to ensure
stabil ity of protected circuit
Vi
Iset
Q* VDS > 1.2V
V
ADJ
V
R set
Vi
* Sel ect Q to ensure at least 1V
across the LM134, LM234, LM334.
Vp (1 – Iset/ID SS) ≥ 1.2V
8/10