PTC-07425 Series0 pages

PTC-07425 SERIES
DC/DC CONVERTERS
MINIATURE, HIGH DENSITY
SINGLE OUTPUT
UP TO 800W

APPLICATIONS
Military, Ruggedized, Telecom, Industrial
SPECIAL FEATURES

ELECTRICAL SPECIFICATIONS

Miniature size
High efficiency
G Wide input range
G Input / Output isolation
G Remote sense
G Redundancy connection
G Fixed switching frequency (250KHz)
G External synchronization capability
G TTL logic enable
G EMI/RFI filters included
G Indefinite short circuit protection with
auto-recovery
G Over-voltage shutdown with
auto-recovery
G Over temperature shutdown with
auto-recovery

DC INPUT

G
G

DC Input range: 18 to 48VDC or 48 to 72VDC
Input transient protection:
All models meet or exceed (no damage)
MIL-STD-1275A (100V for 50mSec) and
MIL-STD-704A, MIL-STD-704D (80V for 0.1Sec)
Efficiency: Up to 85%
EMI/RFI:
Design to meet or exceed MIL-STD-461C
CE03, CE07, CS01, CS02, CS06, RE02, RS02, RS03
Isolation:
200V between Input and Output
200V between Input and Case

ENVIRONMENTAL

DC OUTPUT (floating)

Meets or exceeds MIL-STD-810D

Line /load regulation:
Less than ±1% Typical,
(no load to full load, -55°C to +85°C)

Temperature:
Operating -55°C to +85°C (baseplate)
Storage
-55°C to +125°C
RELIABILITY
150'000 hours, calculated per
MIL-STD-217F at +85°C baseplate,
ground fixed.

Ripple and noise: 50mVp-p, typical (±1%)
Current limiting ( Hiccup):
Continuous protection for unlimited time.
Over voltage protection:
Electronic clamp with automatic recovery and a
passive transzorb on output.
Over temperature protection:
Shutdown at baseplate temperature of +105°C (±5°C)
Automatic recovery at baseplate temperature
lower than +95°C (±5°C)
Isolation:
200V between Output and Input
100V between Output and Case

PTC

Production & Trading Company AG
Gewerbestrasse 9, P.O. Box, CH-6330 Cham, Switzerland
phone 041 740 4554, fax 041 740 4664, http://www.ptcag.ch, e-mail: ptc@bluewin.ch

FILE: PTC-07425, Page 1 of 3
Rev 1 – H9918; Date 2011-06-24