BP5811 datasheet, PDF - EEWORLD Datasheet

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BP5811: DescriptionVariable output DC/DC converter; CategoryPower/power management The power supply circuit; File Size90KB，1 Pages; ManufacturerROHM Semiconductor; Websitehttps://www.rohm.com/; Environmental Compliance

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BP5811 Overview

Variable output DC/DC converter

BP5811 Parametric

Parameter Name	Attribute value
Is it lead-free?	Lead free
Is it Rohs certified?	conform to
package instruction	, SIP7/9,.16
Reach Compliance Code	compli
ECCN code	EAR99
Analog Integrated Circuits - Other Types	DC-DC REGULATED POWER SUPPLY MODULE
Maximum input voltage	21 V
Minimum input voltage	19 V
Nominal input voltage	20 V
JESD-30 code	R-XSMA-T9
JESD-609 code	e2
Number of functions	1
Output times	1
Number of terminals	9
Maximum operating temperature	80 °C
Minimum operating temperature	-20 °C
Maximum output voltage	20 V
Minimum output voltage	6.76 V
Package body material	UNSPECIFIED
Encapsulate equivalent code	SIP7/9,.16
Package shape	RECTANGULAR
Package form	MICROELECTRONIC ASSEMBLY
Peak Reflow Temperature (Celsius)	260
power supply	20 V
Certification status	Not Qualified
Nominal supply voltage (Vsup)	20 V
surface mount	NO
technology	HYBRID
Temperature level	COMMERCIAL EXTENDED
Terminal surface	Tin/Copper (Sn/Cu)
Terminal form	THROUGH-HOLE
Terminal pitch	2.54 mm
Terminal location	SINGLE
Maximum time at peak reflow temperature	10
Maximum total power output	6 W
Fine-tuning/adjustable output	YES
Base Number Matches	1

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Data Sheet

0 to 19V/300mA Output

Broad output DC/DC Converter(Non-isolated)

BP5811

Absolute Maximum Ratings

Parameter

Motor driving supply voltage

CTL input voltage

Maximum output current

Operating temperature range

Storage temperature range

Maximum surface temperature

Symbol

CTL

Iopeak

Topr

Tstg

Tcmax

Dimensions

(Unit : mm)

Limits

0.3 to

5.5

300

Unit

°C

100

Recommended Action Conditions

Parameter

Symbol

Motor driving supply voltage

CTL input voltage

ctl

CTL input frequency

ctl

Min.

19.0

Typ.

20.0

Derating Curve

Output Current Io(mA)

Max.

21.0

5.0

100

Unit

kHz

Conditions

=300mA

Derating Curve

350

300

250

200

150

100

Vctl=5V

Vctl=4V

Vctl=3V

Vctl=2V

Vctl=1V

-30 -20

-10 0

Electrical Characteristics

(Unless otherwise specified,VM

=20V, I

=300mA. V

CTL

=5.0V, Ta=25

°C)

Symbol Min.

Parameter

Typ.

Max.

Unit

18.0

20.0

19.0

Output voltage

14.3

15.9

15.1

6.76

7.94

7.35

Output current

300

Vp-p

Output ripple

0.15

0.05

Power conversion e fficiency

Ambient Temperature Ta(˚C)

Conditions

Output Voltage Control

Characteristics

(Ta=25°C)

-V

CTL

Characteristics (VMin=20V)

Output Voltage Vo (V)

Control Voltage (DC) V

CTL

(V)

Application Circuit

Output Voltage Vo (V)

-Duty Characteristics (VMin=20V)

100

Control Duty f

CTL

=50kHz Duty(%)

BP5811

VMin

CTL

Be sure to use fuse for safety.

External Component Specifications

FUSE: Fuse

C1: Input smoothing

capacitor

C2: Output smoothing

capacitor

L1: Power inductor

Use a quick-acting fuse (2.3A)

470 F/50V Low impedance

Recommended part : PM series (Nichicon)

470 F/50V Low impedance

Recommended part : PM series (Nichicon)

47 H, Rated current 1.2A or higher

Recommended part : TSL0808-470K1R2 (TDK)

Conversion Efficiency (%)

Pin No.

Function

Input terminal

N.C.

GND

Skip

Coil connection terminal

Control terminal

Output voltage

Conversion Efficiency

(VMin=20V, V

CTL

=5V)

100

150

200

250

300

Output Current I

(mA)

www.rohm.com

1/1

2010.03 -

Rev. B

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