bcp50w Murata Manufacturing Co., Ltd, bcp50w Datasheet - Page 4

• Manufacturer Part Number: bcp50w
• Description: 50 Watt Dc/dc Converters
• Manufacturer: Murata Manufacturing Co., Ltd

Performance/Functional Specifi cations
Typical @ T
Input Voltage Range:
Overvoltage Shutdown:
Start-Up Threshold:
Undervoltage Shutdown:
Input Current:
Input Refl ected Ripple Current:
Input Filter Type
Reverse-Polarity Protection:
On/Off Control: (Pin 3) ➂ ➄
V
Minimum Loading per Specifi cation
Ripple/Noise (20MHz BW) ➃
Line/Load Regulation
Effi ciency
Trim Range ➁
Isolation Voltage:
Isolation Capacitance
Isolation resistance
Current Limit Inception:
Short Circuit Current
Temperature Coeffi cient
Overvoltage Protection:
OUT
D24 Models
D48 Models
D24 Models
D48 Models
D24 Models
D48 Models
D24 Models
D48 Models
Normal Operating Conditions
Standby Mode:
Source Impedance <0.1Ω
D24 Models
D48 Models
D24 & D48 Models
D24N & D48N Models
3.3V Output
2.5V Output
Input-to-Baseplate
Input-to-Baseplate
Output-to-Case
3.3V @ 98% V
2.5V @ 98% V
3.3V Output
2.5V Output
D24 Models
D48 Models
Off, OV, UV, Thermal Shutdown
22μF Low-ESR Capacitor
Accuracy
A
= +25°C under nominal line voltage, balanced "full-load" conditions, unless noted.
OUT
OUT
(2.5V @ no-load)
(3.3V @ no-load)
Output
Input
18-36 Volts (24V nominal)
36-75 Volts (48V nominal)
40-43 Volts (41.5V typical)
77-80 Volts (78.5V typical)
16.5-18 Volts (17.5V typical)
33.5-36 Volts (34.5V typical)
15-17.5 Volts (16.5V typical)
30.5-33.5 Volts (32V typical)
See Ordering Guide
3.06 Amps maximum
1.53 Amps maximum
10mA typical
88mArms, 250mAp-p maximum
Pi (0.47μF-4.7μH-3.3μF)
1 minute duration, 6A maximum
1 minute duration, 3A maximum
On = open or 13V - +V
Off = 0-0.8V, I
On = 0-0.8V, I
Off = open or 2.5 - +V
±2% maximum
±2% maximum
No load
See Ordering Guide
See Ordering Guide
See Ordering Guide and Effi ciency Curves
±5% independent
1500Vdc minimum
1000Vdc minimum
1000Vdc minimum
560pF
100MΩ
17-22 Amps
17-22 Amps
Constant current 25A, indefi nite
±0.02% per °C
Comparator
4.0 Volts
3.25 Volts
www.murata-ps.com
IN
IN
= 2mA max.
= 1mA max.
IN
IN
, I
, I
IN
IN
= 50μA max.
= 1mA max.
➀
➀ Balanced, full-load = 3.3 @ 7.5A and 2.5V @ 7.5A. Models are specifi ed with an external 22μF,
➁ See Technical Notes for details.
➂ Devices may be ordered with negative logic (pin 3 open = off). See Part Number Structure
➃ Output noise may be further reduced with the installation of additional external output
➄ These signals must be referenced to the input return pin (–V
➅ Demonstrated MTBF available on request.
Dynamic Load Response:
Start-Up Time:
Switching Frequency
MTBF
Operating Temperature (Ambient):
Case Temperature:
Storage Temperature
Dimensions
Case (Baseplate) Connection ➁
Case/Pin Material
Weight
Primary to Secondary Insulation Level Basic
low-ESR, input capacitor and 10μF tantalum in parallel with 1μF ceramic output capacitors.
and Technical Notes for additional information.
capacitors. See Technical Notes.
These are stress ratings. Exposure of devices to greater than any of these conditions may
adversely affect long-term reliability. Proper operation under conditions other than those
listed in the Performance/Functional Specifi cations Table is not implied or recommended.
3.3V (50-100% load step to 2% V
2.5V (50-100% load step to 2% V
V
On/Off to V
D24 Models
D48 Models
θ Case to Ambient, No heatsink
Without Derating
With Derating
Maximum Allowable
For Thermal Shutdown ➁
Input Voltage:
On/Off Control
Input Reverse-Polarity Protection
Output Overvoltage Protection ➁
Output Current ➁
Storage Temperature
Lead Temperature
IN
to V
Continuous:
Transient (100msec): D24 Models
D24 Models
D48 Models
3.3V Outputs
2.5V Outputs
OUT
OUT
Dual Output BCP Models
Technical enquiries email: [e-mail], tel:
Absolute Maximum Ratings
D24 Models
D48 Models
D48 Models
Dynamic Characteristics
Environmental
OUT
OUT
Physical
)
)
50 Watt DC/DC Converters
300μsec maximum
300μsec maximum
50 msec maximum
25 msec maximum
300kHz (±50kHz)
Bellcore, ground fi xed, controlled
TBD hours (case @ TBD °C)
TBD hours (case @ TBD °C)
TBD °C/Watt
–40 to +32°C (without heat sink)
To +100°C (See Derating Curves)
+100°C
+100°C minimum, +110°C maximum
–40 to +120°C
2.3" x 2.4" x 0.5" (58.4 x 61 x 12.7mm)
Pin 2
Diallyl phthalate, UL94V-0 rated, aluminum
baseplate; plated copper alloy pins
4.2 ounces (118 grams)
43 Volts
87 Volts
50 Volts
100 Volts
+15 Volts
Input Current must be limited. 1 minute
duration. Fusing recommended.
6 Amps
3 Amps
4.0 Volts, comparator
3.25 Volts, comparator
Current limited. Devices can withstand
an indefi nite output short circuit.
–40 to +120°C
See Soldering Guidelines
3.3 and 2.5V, Half-Brick
MDC_BCP Models.B03 Page 4 of 7
IN
).
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