HBC25ZH-NT POWER ONE, HBC25ZH-NT Datasheet

CONV DC-DC 48V IN 12V OUT 300W

HBC25ZH-NT

Manufacturer Part Number
HBC25ZH-NT
Description
CONV DC-DC 48V IN 12V OUT 300W
Manufacturer
POWER ONE
Series
HBCr
Type
Isolatedr
Datasheets

Specifications of HBC25ZH-NT

Output
12V
Number Of Outputs
1
Power (watts)
300W
Mounting Type
Through Hole
Voltage - Input
36 ~ 75V
Package / Case
9-DIP Module
1st Output
12 VDC @ 25A
Size / Dimension
2.40" L x 2.28" W x 0.50" H (61mm x 57.9mm x 12.7mm)
Power (watts) - Rated
300W
Operating Temperature
-40°C ~ 110°C
Efficiency
92%
Approvals
CSA, TUV, UL
Package
9Half-Brick
Output Current
25 A
Output Voltage
12 V
Input Voltage
48 V
Output Power
300 W
Product
Isolated
Input Voltage Range
36 V to 75 V
Output Voltage (channel 1)
12 V
Output Current (channel 1)
25 A
Isolation Voltage
1500 V
Package / Case Size
70 mm x 57.9 mm x 12.7 mm
Output Type
Isolated
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
3rd Output
-
2nd Output
-
4th Output
-
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Other names
179-2239

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
HBC25ZH-NT7
Manufacturer:
BHC/KEMET
Quantity:
670
Part Number:
HBC25ZH-NT8
Manufacturer:
TI
Quantity:
54
Applications
Description
The HBC Series of high density bus converters convert a worldwide telecom bus voltage of 36 to 75 VDC to a
12 V bus at 25 A. The output is ideal for powering non-isolated, point-of-load converters such as synchronous
buck converters used commonly in intermediate bus architectures.
The unit's open-frame, two-board construction provides ideal thermal transfer for maximum reliability. Power
devices are mounted on an Insulated Metal Substrate (IMS) base plate with very low thermal impedance. The
control PCB is physically isolated from the hotter IMS board, providing lower overall component temperatures for
high reliability. The standard feature set includes remote on/off, remote output voltage sensing, positive output
trim, input undervoltage lockout, and overtemperature shutdown with hysteresis.
MCD10036 Rev. 1.0
Model Selection
HBC25ZH
Intermediate Bus architectures
Telecommunications equipment
LAN/WAN applications
Data processing applications
Model
Model numbers highlighted in yellow or shaded are not recommended for new designs.
Voltage
36-75
Input
VDC
Current,
Input
ADC
Max
10
Voltage
Output
Vout,
12.0
VDC
Page 1 of 7
Output rated
Current
Features
ADC
I
25
rated,
300-Watt Half-Brick Converters
HBC DC-DC Series Data Sheet
RoHS lead solder exemption compliant
High efficiency up to 94%
High power density – 110 W/in
High current rating - 25 A
Low profile – 12.7mm height
Input/output isolation: 1500 VDC
Basic insulation
Start-up into high capacitive load
Low conducted and radiated EMI
Output overcurrent protection
Output overvoltage protection
Overtemperature protection
Remote sense
Remote on/off (primary referenced), positive
or negative logic option
Adjustable output voltage from 9.6V to 13.2V
UL 1950 Recognition, CSA 22.2 No. 950-95
certification, TUV IEC950
Ripple/Noise,
mV p-p
Output
150
www.power-one.com
Efficiency @
I
Typical
rated,
3
92
%

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HBC25ZH-NT Summary of contents

Page 1

... Model Selection Model Input Voltage Current, VDC HBC25ZH 36-75 Model numbers highlighted in yellow or shaded are not recommended for new designs. MCD10036 Rev. 1.0 HBC DC-DC Series Data Sheet 300-Watt Half-Brick Converters Features ...

Page 2

Absolute Maximum Ratings Stresses in excess of the absolute maximum ratings may cause performance degradation, adversely effect long-term reliability, and cause permanent damage to the converter. Parameter Input voltage Operating Temperature Storage Temperature ON/OFF Control Voltage Environmental and Mechanical Specifications ...

Page 3

Output Specifications All specifications apply over specified input voltage, output load, and temperature range, unless otherwise noted. Parameter Output Voltage Setpoint Accuracy Output Current* Line Regulation Load Regulation Total output voltage regulation Remote Sense Headroom Dynamic Regulation Peak Deviation Settling ...

Page 4

... Efficiency Curves LOAD % Figure 1. HBC25ZH Efficiency vs. Output Load Typical Application Figure 2 shows the recommended connections for the HBC Series converter. HBC25ZH Fuse +Vi +Sense C1 Trim On/Off -Sense -Vi Figure 2. Typical Application of HBC Series The HBC Series converters do not require any external components for proper operation. ...

Page 5

Figure 3. HBC Series Positive Trim Schematic The equations below determine the trim resistor value required to achieve a V change in the output voltage. ( 100 %) ( 100 Rup . 1 225 % % 100 ...

Page 6

... NC ( LFM Figure 4. HBC25ZH-T, NT Derating Curves For example, from Figure 4, the HBC25ZH operating at 45 ºC can deliver reliably with 200 LFM forced air, while reliably with 400 LFM forced air. Page THERMAL DERATING CURVE HBC25ZH-T, -NT Vin = 54V, Orientation : Vin- to Vin + ...

Page 7

... Ordering Information Options Remote ON/OFF Trim Pin Length Example: HBC25ZH- positive on/off logic, industry standard Trim output converter with 0.110” pin length Notes 1. Consult factory for the complete list of available options. NUCLEAR AND MEDICAL APPLICATIONS - Power-One products are not designed, intended for use in, or authorized for use as critical components in life support systems, equipment used in hazardous environments, or nuclear control systems without the express written consent of the respective divisional president of Power-One, Inc ...

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