LM7905CT datasheet(6/10 Pages) NSC

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LM7905CT Datasheet(PDF) 6 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor. Click here to check the latest version.

Part #	LM7905CT

Description	LM79XX Series 3-Terminal Negative Regulators

PDF	10 Pages

Scroll/Zoom	100%

Manufacturer	NSC [National Semiconductor (TI)]

Direct Link	http://www.national.com

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6 / 10 page

Typical Applications (Continued)

High-Sensitivity Light Controller

TLH7340 – 9

Lamp brightness increases until ii e 5VR1 (Ii can be set as low as 1 mA)

Necessary only if raw supply filter capacitor is more than 2

from LM7905

15V 1 Amp Tracking Regulators

TLH7340 – 1

(b15)

(a15)

Load Regulation at DIL e 1A

40 mV

2 mV

Output Ripple CIN e 3000 mF IL e 1A

100 mVrms

Temperature Stability

50 mV

Output Noise 10 Hz s f s 10 kHz

150 mVrms

Resistor tolerance of R4 and R5 determine matching of (a) and (b)

outputs

Necessary only if raw supply filter capacitors are more than 3 from regu-

lators

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