Datasheet

Pin configuration LD39300
4/17
2 Pin configuration
Figure 2. Pin connections (top view for DPAK and PPAK)
DPAK
PPAK
Table 1. Pin description
Pln N°
Symbol Note
PPAK DPAK
5
V
SENSE
/N.C. For fixed versions: Not Connected on PPAK
ADJ For adjustable version: Error Amplifier Input pin for V
O
from 1.22 to 5.0V
21 V
I
LDO Input Voltage; V
I
from 2.5V to 6V, C
I
=1µF must be located at a distance of not
more than 0.5’’ from input pin.
43 V
O
LDO Output Voltage pins, with minimum C
O
=4.7µF needed for stability (also refer
to C
O
vs. ESR stability chart)
1V
INH
Inhibit Input Voltage: ON MODE when V
INH
≥ 2V, OFF MODE when V
INH
≤ 0.3V
(Do not leave floating, not internally pulled down/up)
3 2 GND Common ground