LM120HG-5 MD8 National Semiconductor, LM120HG-5 MD8 Datasheet - Page 14
LM120HG-5 MD8
Manufacturer Part Number
LM120HG-5 MD8
Description
LM120/LM320 Series 3-Terminal Negative Regulators; ; Container: Tray
Manufacturer
National Semiconductor
Datasheet
1.LM120HG-5_MD8.pdf
(20 pages)
www.national.com
Light Controllers Using Silicon Photo Cells
*Lamp brightness increases until i
†Necessary only if raw supply filter capacitor is more than 2 inches from
LM320MP.
±15V, 1 Amp Tracking Regulators
I
= 5V/R1 (i
I
can be set as low as 1 μA).
776712
776710
14
*Lamp brightness increases until i
†Necessary only if raw supply filter capacitor is more than 2 inches from LM320.
*Resistor tolerance of R4 and R5 determine matching of (+) and (−) outputs.
**Necessary only if raw supply filter capacitors are more than 2 inches from
regulators.
Load Regulation at ΔI
Output Ripple, C
I
Temperature Stability
Output Noise 10 Hz
L
= 1A
IN
Performance (Typical)
= 3000 μF,
≤
f
L
≤
I
= 1A
=i
10 kHz 150 μVrms
Q
(1 mA) + 5V/R1.
100 μVrms
+50 mV
10 mV
100 μVrms
150 μVrms
+50 mV
1 mV
776711