C Q B 7 5 W

75 WATT

4:1 INPUT RANGE

DC-DC CONVERTERS

S

E

R

I

E

S

All Specifications Typical At Nominal Line, Full Load and 25˚C Unless Otherwise Noted.

SIZE QB

All Specifications Typical At Nominal Line, Full Load and 25˚C Unless Otherwise Noted.

Specifications

INPUT SPECIFICATIONS:

Input Voltage Range....……………..........…. 24V................................. 9-36V

48V............................... 18-75V

Under voltage lockout ………..….. 24Vin power up ….…..…………....8.8V

24Vin power down ………….…....8.0V

48Vin power up …………….…......17V

48Vin power down …...….….…....16V

Positive Logic Remote ON/OFF ( see note 4 & 5 )

Input Filter ………………………………………………..….……..............PI Type

OUTPUT SPECIFICATIONS:

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

Transient Response :75% to 100% Step Load Change

Error Band………………………..………………...........±5% Vout

Recover Time……………………………………..............<500uS

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

Ripple & Noise, 20MHz BW

3.3V & 5V ……….……...........40mV RMS, max.

100mV pk-pk, max.

12V & 15V ………………….....60mV RMS, max.

150mV pk-pk, max.

24V …………………..……....100mV RMS, max.

240mV pk-pk, max

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

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

Over Voltage Protection trip Range ,% Vo nom. .........................115-140%

Current Limit .................……………….....…....110% ~140% Nominal Output

GENERAL SPECIFICATIONS:

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

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

Input/Case.……….………...1500VDC min.

Output/Case………………..1500VDC min.

Switching Frequency ........………….........…………................... 300KHz, Typ.

Operating Case Temperature ..………....….....……............ -40°C to 100°C

Storage Temperature ……………....…....……................... -55°C to +105°C

Thermal Shutdown, Case Temp. .……………………..…….........105°C Typ.

Dimensions……..…….........1.45 x 2.28 x 0.50 inches(36.8 x 57.9 x 12.7 mm)

Case Material ..................…....…..Aluminum Base-plate with Plastic Case

Weight…………………………………………………………………...........…TBD

NOTE:

1. Measured From High Line to Low Line

2. Measured From Full Load to Zero Load

3. Output Ripple and Noise measured with 10uF tantalum and 1uF

Ceramic capacitor across output

4. Logic Compatibility ……………... Open Collector ref to -Input

Module ON ………. >3.5Vdc to 75Vdc or Open Circuit

Module OFF ……….. < 1.8Vdc

5. Suffix "N" to the Model Number with Negative Logic Remote ON/OFF

Module ON ………. < 1.8Vdc

Module OFF ……….. >3.5Vdc to 75Vdc or Open Circuit

PIN CONNECTION

Pin

Function

1

2

3

4

5

6

7

8

+V Input

ON/OFF

-V Input

-V Output

-Sense

Trim

+Sense

+Vout

MODEL

NUMBER

CQB75W-24S3V3

CQB75W-24S05

CQB75W-24S12

CQB75W-24S15

CQB75W-24S24

CQB75W-48S3V3

CQB75W-48S05

CQB75W-48S12

CQB75W-48S15

CQB75W-48S24

9-36 VDC

9-36 VDC

9-36 VDC

9-36 VDC

9-36 VDC

18-75VDC

18-75VDC

18-75VDC

18-75VDC

18-75VDC

3.3 VDC

5.0 VDC

12 VDC

15 VDC

24 VDC

3.3 VDC

5.0 VDC

12 VDC

15 VDC

24 VDC

0mA

0mA

0mA

0mA

0mA

0mA

0mA

0mA

0mA

0mA

12 A

12 A

6.25 A

5 A

3.12 A

12 A

12 A

6.25 A

5 A

3.12 A

50mA

50mA

50mA

50mA

50mA

30mA

30mA

30mA

30mA

30mA

2037mA

2976mA

3634mA

3634mA

3628mA

1006mA

1471mA

1817mA

1796mA

1796mA

81

84

86

86

86

82

85

86

87

87

Quarter-Brick

Quarter-Brick

Quarter-Brick

Quarter-Brick

Quarter-Brick

Quarter-Brick

Quarter-Brick

Quarter-Brick

Quarter-Brick

Quarter-Brick

% EFF.

SIZE

INPUT

VOLTAGE

OUTPUT CURRENT

INPUT CURRENT

NO LOAD

FULL LOAD

MIN.

MAX.

OUTPUT

VOLTAGE

NOTE: 1. Nominal Input Voltage 24, 48 VDC

External Output Trim

• 75W Isolated Output

• Quarter-Brick Package

• Efficiency Up to 87%

Features

• 4 : 1 Input Range

• Continuous Short Circuit Protection

.070(1.78)

.040(1.02)

.150(3.81)

HIGH SIGNAL HERE

DISABLE OUTPUT

ON/OFF (2)

-VIN (4)

-SENSE

TRIM UP

TRIM

TRIM DOWN

+SENSE

-SENSE

+SENSE

TRIM

10K ohms

TRIMPOT

2.40

(61.00)

Ø0.08

(2.03)

2pl.

0.50

(12.70)

SIDE VIEW

0.18 min.

(4.60)

2*R1.50

Mounting Inserts

M3*0.5 Through 4pl.

2.00

(50.80)

1.40

(35.56)

0.60

(15.24)

4

3

2

1

5

6

7

8

9

1.90

(48.25)

2.28

(57.90)

BOTTOM VIEW

Ø0.04

(1.02)

7pl.

1

4

2

3

2.000 (50.80)

2.28 (57.9)

0.040

(1.02)

1.86(47.2)

0.059

(1.50)

5

6

7

8

BOTTOM VIEW

DIA 2PLACES

DIA 6PLACES

Mounting Inserts

M3x0.5 Through 4pl.

All Dimensions In Inches(mm)

Tolerance

Inches: x.xx= ±0.02, x.xxx= ±0.010

Millimeters: x.x= ±0.5, x.xx= ±0.25

NEW

RSG

ELECTRONIC COMPONENTS

www.rsg-electronic.de

Änderungen vorbehalten / subject to change without notice

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