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1. ALL RESISTORS ARE IN OHMS, ± 5%, 1/4W, UNLESS OTHERWISE INDICATED.
2. ALL CAPACITORS ARE IN MICROFARADS, UNLESS OTHERWISE INDICATED.
3. WHITE SILKSCREENED DOTS ON P. C. BOARDS INDICATE ONE OF THE FOLLOWING.
A. PIN 1 OF AN I. C. (EXCEPT FOR U18 SEE NOTE 4 ).
B. POSITIVE END OF A POLARIZED CAPACITOR.
C. CATHODE OF A DIODE OR THE EMITTER OF A TRANSISTOR.
4. PIN LOCATIONS FOR SEMICONDUCTORS ARE SHOWN BELOW:
5. ON VOLTAGE REGULATOR DEVICES:
REF SUPPLY BIAS FOR REGULATORS INTERNAL REFERENCE.
REF = OUTPUT FROM REGULATORS INTERNAL REFERENCE.
BOOST OUTPUT = CONTROL FOR EXTERNAL PASS TRANSISTOR.
CS = CURRENT SENSE.
CL = CURRENT LIMIT.
INV = INVERTING INPUT TO REGULATORS ERROR AMPLIFIER.
NI = NON-INVERTING INPUT TO REGULATORS ERROR AMPLIFIER.
COMP = FREQUENCY COMPENSATION.
SCHEMATIC DIAGRAM NOTES
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