PTC-08337 Series0 pages

PTC-08337 SERIES
DC/DC CONVERTERS
MINIATURE, HIGH DENSITY
TRIPLE OUTPUT
UP TO 125W
APPLICATIONS
Military, Ruggedized, Telecom, Industrial
SPECIAL FEATURES

ELECTRICAL SPECIFICATIONS

Miniature size
High efficiency
G Wide input range
G Input / Output isolation
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
autorecovery
G Over temperature shutdown with
auto-recovery

DC INPUT

G
G

ENVIRONMENTAL
Design to meets MIL-STD-810F

DC input range: 18 to 70 VDC
Option: 12 to 70 VDC – Please consult factory
Input Transient Protection:
All models meet or exceed (no damage):
MIL-STD-1275A (100V for 50 mSec) and
MIL-STD-704A, MIL-STD-704D (80V for 0.1 Sec)
Efficiency: up to 80%
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

Temperature:
Operating -55°C to +85°C (baseplate)
Storage
-55°C to +125°C

DC OUTPUT (floating)

Altitude:
Method 500.4, Procedure I & II, 40,000 ft.
and 70,000 ft. Operational

Ripple and Noise: 50mVp-p, typical (max. 1%)

Humidity:
Method 507.4 - Up to 95% RH (including
condensation)

Over voltage protection:
Passive tranzorb on outputs.

Salt Fog:
Method 509-4
Vibration and Shock:
Shock - Saw-tooth, 20g peak, 11mS.
Vibration - Figure 514.5C-17. General
minimum integrity exposure. (1 hour per
axis.)

Line/Load regulation:
Less than ±1% (no load to full load, –55°C to +85°C)
Current limiting (Hiccup):
Continuous protection for unlimited time

Over temperature protection (can be removed please consult factory):
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
RELIABILITY
150'000 hours, calculated per
MIL-STD-217F at +85°C baseplate,
ground fixed.

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-08337, Page 1 of 4
Rev - ; Date 2012-02-20