Datasheet > LCB78

LCB78

更新时间： 2022-06-24 15:41:11

品牌	Logo	应用领域
GAPTEC		/
页数	文件大小	规格书
2页	501K
描述
Wide Input Non-Isolated & Regulated, Single Output

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LCB78 数据手册

LCB78_0.5 Cost effective Series

Wide Input Non-Isolated & Regulated, Single Output

Switching Regulator

Low proﬁle

Short circuit protection (SCP)

The LCB78_0.5 series cost effective high efﬁciency switching regulators

are ideally suited to replace LM78xx linear regulators and are pin

compatible.

(L*W*H=11.6*6.0*10.2)

Wide 4.5V to 55V operating

input range

Efﬁciency up to 95%

Compatible with LM78 Pin

Out

No heatsink required

Low ripple and noise

Low quiescent current

(No Load) 200uA typ.

Model selection:

LCB78_yy-pp

LCB=Series; ##=Vout; pp=output current

Example:

LCB78_05-0.5

LCB=Series; ##= 5Vout; pp=0.5A

Common speciﬁcations

Short circut protection:

Temperature rise at full load:

Cooling:

Output speciﬁcations

Continuous, automatic recovery

25°C MAX, 15°C TYP

Free air convection

Item

Test conditions

Min

Typ

Max

Units

Output voltage

accuracy

Vin= min. to max. at

full load

Line voltage

regulation

Vin= min. to max. at

full load

0.4

Operation temperature range:

Storage temperature range:

Lead temperature:

-40°C~+85°C

-55°C ~+125°C

Load regulation

Ripple + Noise

0% to 100% load

0.6

300°C MAX, 1.5mm from case for 10 sec

100°C MAX

Vo=5.0VDC at 20MHz

Bandwidth

mVp-p

Operating case temperature:

Temperature coefﬁcient:

Dynamic load

stability

100%-50% load

100

-40°C to +85°C ambient

0.015%/°C TYP

Switching frequency

400

150

KHz

Storage humidity range:

< 95%

MTBF (using MIL-HDBK-217F):

+25°C 2805x10³hours

+70°C 2054x10³hours

No load input

current

250

220

Packing quantities:

Case material:

Potting material:

Weight:

42pcs per Tube

Thermal shutdown

Internal IC junction

°C

μF

Non Conductive Black Plastic UL94-V0

Max capacitance

load

Epoxy UL94-V0

1.3g

Note:

1. All speciﬁcations measured at TA=25°C, humidity<75%, nominal input voltage

and rated output load unless otherwise speciﬁed.

2. Only typical models listed. If you need other model, please conﬁrm the power,

input voltage and output voltage, and then phone us.

Part Number

Input Voltage Range

[VDC]

Output Voltage

[VDC]

Output Current

[A]

Efﬁciency

[Vin. min]

Efﬁciency

[Vin. max]

LCB78_03-0.5

LCB78_05-0.5

4.5-55

6.5-55

3.3

5.0

0.5

Add sufﬁx “L” for 90° bend pins, for example: LCB78_03-0.5L

Page 1 of 2

LCB78_0.5 – Rev. 2017-1.9

Speciﬁcations subject to change without notice.

GAPTEC-Electronic GmbH & Co. KG

sales@gaptec-electronic.com – www.gaptec-electronic.com

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