LND494 データシートの表示（PDF） - Linear Dimensions Semiconductor

部品番号

コンポーネント説明

一致するリスト

LND494

Pulse-Width-Modulation Control Circuits

Linear Dimensions Semiconductor 

LND494

15V

68

2W

OUTPUT

CL= 15pF

tf

90%

tr

90%

TEST CIRCUIT

10%

10%

OUTPUT VOLTAGE WAVEFORM

Figure 3: Common-Emitter Configuration

15V

90%

90%

C L = 15pF

TEST CIRCUIT

OUTPUT

68

2W

10%

10%

tr

tf

OUTPUT VOLTAGE WAVEFORM

Figure 4: Emitter-Follower Configuration

ELECTRICAL CHARACTERISTICS

Electrical characteristics over recommended operating free-air temperature range Vcc=15V, f=10kHz(unless otherwise

noted)

Reference Section

Parameter

Value

Test conditions*

MIN TYP** MAX

Unit

Output voltage(Vref)

Io=1mA

4.75

5

5.25

V

Input regulation

Output regulation

Vcc=7V to 40V

Io=1mA to 10mA

2

25

1

15

mV

Output voltage change

with temperature

∆TA = MIN to MAX

0.2

1

%

Short-circuit output

current***

Vref=0

35

mA

Oscillator Section (See Figure 1)

Value

Parameter

Test conditions*

Unit

MIN TYP MAX

Frequency

CT=0.01µF,RT =12kΩ

10

kHz

Standard deviation of

frequency ****

All values of VCC, CT, RT

and TA constant

10

Frequency change with

voltage

Vcc=7V to 40V, TA=25ºC

0.1

%

Frequency change with

temperature*****

CT =0.01µF, RT

=12kΩ,∆TA=MIN TO

MAX

1

• Linear Dimensions, Inc. • 445 East Ohio Street, Chicago IL 60611 USA • tel 312.321.1810 • fax 312.321.1830 • www.lineardimensions.com •

Share Link: