Specifications

100

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)

(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

(1.02)

7pl.

CHB75W

S

E

R

I

E

S

Features

• 37.5W-75W Isolated Output

• Regulated Outputs

• Efficiency to 84%

• Continuous Short Circuit Protection

• 300KHz Switching Frequency

• Five-Sided Metal Case

• 4 : 1 Input Range

• Industry Standard Half-Brick Package

99

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.

Switching Frequency ..........................................................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

Weight..................................................................................................94g

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

INPUT SPECIFICATIONS:

Input Voltage Range........................................................48V............18-75V

Undervoltage lockout .............................. 48Vin power up..................17V

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

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

OUTPUT SPECIFICATIONS:

Voltage Accuracy : .....................................................................

±1% max.

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

µ sec.

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

±0.2% max.

±0.2% max.

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

Current Limit .................................................110% ~160% Nominal Output

18-75 VDC

18-75 VDC

18-75 VDC

18-75 VDC

18-75 VDC

3.3 VDC

5 VDC

12 VDC

15 VDC

24 VDC

15 A

15 A

6.25 A

5 A

3.12 A

50 mA

50 mA

50 mA

50 mA

50 mA

1320 mA

1905 mA

1860 mA

1860 mA

1860 mA

HB

HB

HB

HB

HB

78

82

84

84

84

CHB75W-48S33

CHB75W-48S05

CHB75W-48S12

CHB75W-48S15

CHB75W-48S24

MODEL

INPUT

OUTPUT

OUTPUT

INPUT CURRENT

%EFF

CASE

NUMBER

VOLTAGE

VOLTAGE

CURRENT

NO LOAD

FULL LOAD

NOTE : 1. Nominal Input Voltage 48 VDC

RSG

ELECTRONIC COMPONENTS

www.rsg-electronic.de

Änderungen vorbehalten / subject to change without notice

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