U2044B-MFPG3Y 데이터 시트보기 (PDF) - Atmel Corporation

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U2044B-MFPG3Y

Dual Output Flasher

Atmel Corporation 

U2044B

7. Tolerances

Typical values under normal operation in application circuit Figure 1-1 on page 2, VS (+30) = 12V.

Reference point ground (–31), Tamb = 25°C, unless otherwise specified

Parameters

Test Conditions

Symbol

Min.

Typ.

Max.

Unit

Frequency determining resistor

R1

6.8

Frequency determining capacitor

C1

Frequency tolerance

Normal flashing, basic frequency f1 not

including the tolerance of the external

∆f1

–5

components R1 and C1

Bright period

Basic frequency f1

Control frequency f2

∆f1

47

∆f2

37

Frequency increase

Lamp failure

f2

2.15 × f1

Lamp load

PL

1

510

kΩ

47

µF

+5

%

53

%

45

%

2.3 × f1

Hz

W

8. Ordering Information

Extended Type Number

U2044B-MY

U2044B-MFPY

U2044B-MFPG3Y

9. Package Information

Package

DIP14

SO14

SO14

Remarks

Tubed, Pb-free

Tubed, Pb-free

Taped and reeled, Pb-free

Package DIP14

Dimensions in mm

7.77

20.0 max

7.47

4.8 max

1.64 0.58

1.44 0.48

15.24

0.5 min 3.3

2.54

6.4 max

0.36 max

9.8

8.2

14

8

technical drawings

according to DIN

specifications

1

7

7

4721B–AUTO–09/05

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