V29

2

SPECIFICATIONS

All Specifications Typical At Nominal Line, Full Load, and 25

Unless Otherwise Noted

℃

INPUT SPECIFICATIONS:

GENERAL SPECIFICATIONS:

Input Voltage Range ....………………….....…. 12V .....................…… 9 - 18V

Efficiency .................................................................…..……... See Table

24V ……..…….…….. 18 - 36V

Isolation Voltage ............….. Input/Output .........……..…. 1500VDC max.

48V ……..…….….…. 36 - 75V

Isolation Resistance ............................…...............……. 10

Input Surge Voltage (100ms max.) …….…..… 12V ………............ 25Vdc max.

Isolation Capacitance …………………..……………….…… 1000pF typ.

24V ..................... 50Vdc max.

Switching Frequency .........................…….........………...... 350KHz typ.

48V ................... 100Vdc max.

EMI/RFI ……………………….……..…….. Six Sided Continuous Shield

Under Voltage Lockout ……….. 12Vin power up ……………..…..………. 8.8V

Operating Ambient Temperature ………………..…... -40

to +85

℃

℃

12Vin power down …….…...........……. 8.0V

De-rating, Above 71

………………… Linearly to Zero power at 100

℃

℃

24Vin power up …………..…...………... 17V

Case Temperature (note6) ………………….……………….. 100

max.

℃

24Vin power down …………............…. 16V

Cooling ………………………………………………… Natural Convection

48Vin power up ………….…………….. 34V

Storage Temperature ………………....….......……........ -55

to +125

℃

℃

48Vin power down ……..…..……....…. 33V

Humidity .................................................. 95% RH max. Non condensing

Positive Logic Remote ON/OFF (see note3&4)

MTBF …. MIL-STD-217F, GB, 25℃, Full Load …. Single … 900Khrs typ.

Input Filter ………………………………………………….……………… Pi Type

Dual ….. 740Khrs typ.

OUTPUT SPECIFICATIONS:

Dimensions ………........... 2.00x1.00x0.40 inches (50.8x25.4x10.2 mm)

Voltage Accuracy.....................................................………........… ±1.5% max.

Case Material ……..… Black Coated Copper with Non-Conductive Base

Voltage Balance (Dual) ……….………………………………….….±2.0% max.

Weight …………………………………………………………………... 35g

Transient Response: 75% - 100% Step Load Change

NOTE :

Error Band …….. ±5% Vout nominal, Recovery Time ….……….. <500us

1. Measured from high line to low line.

Ripple & Noise, 20MHz BW (Measured with 0.1uF MLCC) ……... 75mVpk-pk, max.

2. Measured from full load to 10% load.

Temperature Coefficient .……………………………………………. ±0.03%/°C

3. Logic compatibility …. CMOS or open collector TTL, ref. to -Vin

Line Regulation (note1) .…….……… Single. .......................…. ±0.2% max.

Module on …………..………………..… >5.5VDC or open circuit

Dual ………….….……….. ±0.5% max.

Module off ………………………….…………..…..……. <1.2VDC

Load Regulation (note2) …….……… Single/Dual …........…...... ±1.0% max.

4. Suffix "N" to the model number with negative logic remote on/off

Over Voltage Protection ……………………….………….. Zener or TVS Clamp

Module on ………………………………….…………... <1.2VDC

Output Short Circuit Protection .............................................….…. Continuous

Module off …………………………….. >5.5VDC or open circuit

External Trim Adj. Range ……….…… Single …………..……….…..…… ±10%

5. Suffix “S” to the model number with alternative pin configuration,

Start up time ……………………….… EC7B-24S12/15 ……...…... 13ms typ.

single output models only.

EC7B-48S12/15 …….….….. 22ms typ.

6. Maximum case temperature under any operating condition should

Other ……………….……...…. 5ms typ.

not be exceeded 100

.

℃

Case B Dimensions:

1.00

[25.4]

BOTTOM

1.00

[25.4]

0.400

[10.16]

5

0.22

[5.6]

0.400

[10.16]

3

4

VIEW

min

0.40

[10.2]

All Dimensions In Inches (mm)

Tolerances Inches: X.XX= ±.04 , X.XXX= ±.010

Millimeters: X.X= ±1.0 , X.XX= ±0.25

STANDARD PIN

CONFIGURATION

0.300

[7.62]

6

0.200

[5.08]

0.40

[10.2]

1

2

BOTTOM VIEW

0.22

[5.6]

6

2

1

0.200

[5.08]

0.600

[15.24]

0.20

[5.1]

0.40

[10.2]

min

SUFFIX"S"PIN

0.10

[2.5]

3

5

4

CONFIGURATION

0.400

[10.16]

0.400

[10.16]

+V Input

-V Input

+V Output

-V Output

Single

Trim

PIN CONNECTION

2

5

6

4

3

1

Pin

Remote ON/OFF

Common

Dual

NOTE: Pin Size is 0.04±0.004 Inch (1.0±0.1 mm)DIA

+V Input

-V Input

+V Output

-V Output

EXTERNAL OUTPUT TRIM

10K Ohms

+Vout

TRIM

-Vout

+Vout

TRIM

-Vout

TRIMPOT

TRIM UP

TRIM DOWN

Typical Derating curve for Natural Convection

100

-40

71

0%

20%

40%

60%

80%

100%

120%

-40

-20

0

20

40

60

80

100

Natural

Convection