Typical applications: • Avionic flight controls • Airborne systems • Naval electronics • Military, aerospace, or commercial aircraft The 78000 series are ultra-miniature transformers in an encapsulated package with design layout as surface mount gull-wing leads. They can operate over a wide temperature range of -55°C to +130°C. Our proprietary materials and methods allow extreme temperatures of vapor phase, IR or other reflow procedures without degrading the high reliability of their physical form and electrical performance. • Extreme resistance to impact, shock, and vibration Manufactured to MIL-PRF-27, Class S, Grade 5 High reliability for space and mission critical applications Ultra miniature in size and minimalistic design Design layout in surface mount Available with magnetic shielding and/or electrostatic shielding Contact Pico for part number of available options: • Screening and qualification criteria to flight standard • Capability to thermal shock up to 300 cycles • Extra layers of magnetic shielding • Fully RoHS compliant or with exemption 7(a) • Modifications to mechanical design and electrical characteristics • Custom new design and parameters

Low Profile Audio Transformer PICO SPECIFICATIONS

Low Profile Audio Transformer

78000 Series Low Profile Audio Transformer PICO (1) Note 1: Includes electrostatic shield. Note 2: Parts are available with Pb-free dipped terminals that is compliant to RoHS exemption 7 by requesting part number + ‘-RoHS-7'

Low Profile Audio Transformer PICO SPECIFICATIONS Note 3: Screening and qualification tests are not limited to the options in the chart above. Each standard may also be stringent or exclude certain tests from one another. Please contact Pico for specific application needs and for Pico part number.

78000 Series Low Profile Audio Transformer ELECTRICAL SCHEMATIC SPLIT SECONDARIES SPLIT SECONDARIES SERIES CONNECTION ELECTROSTATIC SHIELD PARALLEL CONNECTION NOTES a. TERMINAL 4 HAS NO CONNECTION. MECHANICAL STABILITY ONLY. b. CT STANDS FOR "CENTER-TAP", WHERE THE TOTAL NUMBER OF TURNS IS EVENLY SPLIT BETWEEN THE TOP HALF AND BOTTOM HALF OF A COMPLETE WINDING. MECHANICAL DRAWINGS LEAD DETAILS ELEVATION VIEW BOTTOM VIEW NOTES a. ALL DIMENSIONS ARE IN INCHES, [ ] = MM b. TERMINALS ARE CLOCKWISE FROM PIN #1 c. PIN #4 HAS NO CONNECTION 2026 REV 2

78000 Series Low Profile Audio Transformer RECOMMENDED LAND PATTERN DIMENSIONS .100 [2.540] BOTTOM VIEW TUBE PACKAGING PLAN VIEW SEALED ELEVATION VIEW UNSEALED TUBE PACKAGE TUBE PLUG TUBE PLUG Pico warrants each product manufactured by us and sold by us or an authorized representative, to be free from defects in material and workmanship. If properly used, it will perform within its applicable specifications for a period of one year after original shipment. Pico’s obligation under this guarantee is limited to repairing or replacing our product to the original purchaser. This warranty is in lieu...