Specifications

74

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

CASE HB

All Dimensions In Inches(mm)

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.

1.40

(35.56)

2.00

(50.8)

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.

CHB75

S

E

R

I

E

S

Features

• 37.5W-75W Isolated Output

• Regulated Outputs

• Efficiency to 85%

• Continuous Short Circuit Protection

• 300KHz Switching Frequency

• Five-Sided Metal Case

• 2 : 1 Input Range

• Industry Standard Half-Brick Package

73

37.5 TO 75 WATT WIDE INPUT

DC-DC CONVERTERS

SINGLE OUTPUT

External Output Trim

-SENSE (6)

+SENSE (8)

TRIM (7)

10K ohms

TRIMPOT

-SENSE (6)

TRIM UP

TRIM (7)

TRIM DOWN

+SENSE (8)

PIN CONNECTION

Pin

Function

1.

2.

3.

4.

5.

6.

7.

8.

9.

+Vin

ON/OFF

CASE

-Vin

-Vout

-Sense

Trim

+Sense

+Vout

GENERAL SPECIFICATIONS:

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

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

Input/Case................ 1500VDC min.

Output/Case............. 1500VDC min.

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

Switching Frequency .................(12/24)Vin......................... 400KHz ,Typ.

48Vin................................. 300KHz ,Typ.

Operating case Temperature ....................................... -40˚C to 100˚C

Storage Temperature ................................................... -55˚C to +105˚C

Thermal Shutdown, Case Temp. .............................................100˚C Typ.

Dimensions ............................................................2.28x2.40x0.50 inches

(57.9x61.0x12.7 mm)

Case Material ......................................................................... Aluminum

NOTE:

1. Measured From High Line to Low Line.

2. Measured From Full Load to Zero Load.

3. Logic Compatibility ............... Open Collector ref to -Input

Module ON ............. Open Circuit

Module OFF ............... < 0.8Vdc

4. Suffix "N" to the Model Number with Negative Logic Remote

ON/OFF.

ON/OFF (2)

HIGH SIGNAL HERE

DISABLE OUTPUT

-VIN (4)

Pin

Tolerances

Inches

.XX±.02

.XXX±.010

±0.02

Millimeters

.X±.5

.XX±.25

±0.5

Remote ON/OFF Control

9-18 VDC

18-36 VDC

36-75 VDC

2.5 VDC

3.3 VDC

5 VDC

12 VDC

15 VDC

24 VDC

2.5 VDC

3.3 VDC

5 VDC

12 VDC

15 VDC

24 VDC

2.5 VDC

3.3 VDC

5 VDC

12 VDC

15 VDC

24 VDC

15A

15A

15A

6.25A

5A

3.13A

15A

15A

15A

6.25A

5A

3.13A

15A

15A

15A

6.25A

5A

3.13A

50 mA

50 mA

50 mA

4110 mA

5290 mA

7715 mA

7440 mA

7440 mA

7440 mA

2029 mA

2610 mA

3810 mA

3675 mA

3675 mA

3640 mA

1015 mA

1305 mA

1883 mA

1838 mA

1838 mA

1820 mA

HB

HB

HB

76

78

81

84

84

84

77

79

82

85

85

86

77

79

83

85

85

86

CHB75-12S25

CHB75-12S33

CHB75-12S05

CHB75-12S12

CHB75-12S15

CHB75-12S24

CHB75-24S25

CHB75-24S33

CHB75-24S05

CHB75-24S12

CHB75-24S15

CHB75-24S24

CHB75-48S25

CHB75-48S33

CHB75-48S05

CHB75-48S12

CHB75-48S15

CHB75-48S24

MODEL

INPUT

OUTPUT

OUTPUT

INPUT CURRENT

%EFF

CASE

NUMBER

VOLTAGE

VOLTAGE

CURRENT

NO LOAD

FULL LOAD

NOTE : 1. Nominal Input Voltage 12, 24 & 48 VDC

Only for Nominal Input Voltage 24 & 48 VDC

INPUT SPECIFICATIONS:

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

24V............18-36V

48V............ 36-75V

Undervoltage lockout .............................. 12Vin power up ...............8.8V

power down .................8V

24Vin power up ............... 17V

power down ............. 16V

48Vin power up ............... 34V

power down ............. 32.5V

Positive Logic Remote ON/OFF ( see note 3 & 4 )

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

OUTPUT SPECIFICATIONS:

Voltage Accuracy : ..................................................................... ±1% max.

Transient Response :25% Step Load Change ..........................<500µ sec.

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

Ripple & Noise, 20MHz BW, 2.5V & 3.3V & 5V .............. 20mV RMS., max.

75mV pk-pk, max.

12V & 15V .......................... 30mV RMS., max.

100mV pk-pk, max.

24V .......................... 100mV RMS., max.

240mV pk-pk, max.

Temperature Coefficient............................................................ ±0.03%/˚C

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

Line Regulation

Load Regulation

2

.......................................................................±0.2% max.

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

Current Limit .................................................110% ~150% Nominal Output

RSG

ELECTRONIC COMPONENTS

www.rsg-electronic.de

Änderungen vorbehalten / subject to change without notice

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