372

50-100 W A TTS MILIT AR Y COTS DC/DC CONVER TER

Features

•

28Vdc Inputs per MIL-STD-704D/E/F

•

155Vdc Inputs per MIL-STD-1399A

•

270Vdc Inputs per MIL-STD-704D/E/F

•

MIL-STD-810 environments

•

OVP and Thermal shutdown

•

Power boosters for higher power

•

Low noise FM control

Specifications

INPUT

Input Voltage

See input voltage chart

No Load Power Dissipation

Typ 1.35W

OUTPUT

Set point accuracy

0.5% V nom typical

Load/Line regulation

0.05% V nom typical. 10% to full load

Output temperature drift

0.01%/°C

Output noise

1%pp V nom

Output Voltage Trimming

50% - 110%

Remote Sense Compensation

0.5 V

Current limit

105% - 125%

Short Circuit Current

20% - 130%

OPERATING

Isolation

Input - Output 3,000Vrms

Output to Baseplate 500Vrms

Input to Baseplate 1,500Vrms

Efficiency

80 – 90%

ENVIRONMENTAL

I Grade

M Grade

Storage Temperature

-55°C to +100°C

-65°C to +100°C

Operating Temperature

(baseplate)

-40°C to +85°C

-55°C to +85VC

Power Cycling Burn-in

12hrs 25 cycles

96hrs 200 cycles

Temperature Cycled

With Power off

48 hrs, 12cycles

-65°C to +100°C

48hrs, 12cycles

-65°C to +100°C

Test Data Supplied at these

temperature

-40°C to +80°C

-55°C to +80°C

A = INPUT VOLTAGE

B = OUTPUT VOLTAGE

VNOM

RANGE

TRANS.

2= 28V

18–50V (1)

60V

Z=2V

T = 6.5V

2 = 15V

K = 40V

5= 155V 100–210V

230V

Y= 3.3V

R = 7.5V N = 18.5V

J = 48V

6= 270V 125–400V (2) 475V

0= 5V

M = 10V

3 = 24V

7= 165V 100–310V

X= 5.2V

1 = 12V

L = 28V

V= 5.8V

P = 13.8V J = 36V

C = PRODUCT GRADE

D = OUTPUT POWER/CURRENT

5V

<5V

I= -40°C to +85°C

Y = 50W

Y = 10A

M=-55°C to +85°C

X = 75W

X = 15A

W = 100W W = 20A

V= –

V = 30A

Note :(1) 16V operation at 75% load. (2) These units rated at 75% load from

125-150Vin: MI-26Z-XV, MI-26Y-XV, MI-260-XW.

STANDARDS AND APPROVALS

Environment (MIL-STD-8100)

Altitude – Method 500.2

70,000 feet

Humidity – Method 507.2

86/240 (% /hours)

Acceleration – Method 513.3

9 g’s

Vibration – Method 514.3

20g’s

Shock – Method 516.3

40g’s

Reliability (MIL-HDBK-217F)

25°C Ground Benign

3,277,000 hours

50°C Naval Sheltered

1,999,000 hours

65°C Airborne inhabited

cargo

1,540,000 hours

Derating

NAVMAT P-4855-1A

C-Tick

AS/NZS2064:1997 Group 1 Class AEMC filters

supplied with some models

MECHANICAL

Weight

170 grams

Dimensions

116.8 x 61 x 12.7mm

Selection Table

MI-2(A)(B)-(C)(D)

Note: For Technical Illustration refer to page 230 in Module Section