BAS70W [STMICROELECTRONICS]

SMALL SIGNAL SCHOTTKY DIODE; 小信号肖特基二极管


型号：	BAS70W
厂家：	ST
描述：	SMALL SIGNAL SCHOTTKY DIODE 小信号肖特基二极管小信号肖特基二极管
文件：	总5页 (文件大小：53K)
中文：	中文翻译
下载：	下载PDF数据表文档文件

BAS70J / BAS70W

BAS70-04W /BAS70-05W / BAS70-06W

SMALL SIGNAL SCHOTTKY DIODE

FEATURES AND BENEFITS

VERY SMALL CONDUCTION LOSSES

NEGLIGIBLE SWITCHING LOSSES

LOW FORWARD VOLTAGE DROP

SURFACE MOUNT DEVICE

BAS70W

BAS70-06W

DESCRIPTION

Schottky barrier diodes encapsulated either in

SOT-323 or SOD-323 small SMD packages.

Single and double diodes with different pining are

available.

BAS70-04W

BAS70-05W

SOT-323

BAS70J

SOD-323

ABSOLUTE RATINGS (limiting values)

Symbol

Parameter

Value

Unit

V_RRMRepetitive peak reverse voltage

I_F

Continuous forward current

I_FSM

P_tot

Surge non repetitive forward current

tp = 10 ms

SOD-323

SOT-323

Power dissipation (note 1)

Tamb = 25°C

230

T_stg

Maximum storage temperature range

- 65 to +150

150

°C

Maximum operating junction temperature *

T_L

Maximum temperature for soldering during 10s

260

Note 1: for double diodes, Ptot is the total dissipation of both diodes.

dPtot

dTj

* :

thermal runaway condition for a diode on its own heatsink

Rth(j − a)

May 2000 - Ed: 4B

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BAS70J / BAS70W / BAS70-04W / BAS70-05W / BAS70-06W

THERMAL RESISTANCE

Symbol

Parameters

Value

Unit

°C/W

R_{th (j-a)}Junction to ambient (*)

SOD-323

SOT-323

550

(*) Mounted on epoxy board, with recommended pad layout.

STATIC ELECTRICAL CHARACTERISTICS (per diode)

Symbol

V_BR

Test Conditions

I_R= 10µA

Min.

Typ. Max. Unit

Tj = 25°C

V_F*

I_F= 1mA

410

100

I_R**

V_R= 50V

Pulse test: * tp = 380µs, δ < 2%

** tp = 5 ms, δ < 2%

DYNAMIC CHARACTERISTICS

Symbol

Test Conditions

Min.

Typ. Max. Unit

Tj = 25°C

V_R= 0V

F = 1MHz

τ*

Tj = 25°C

I_F= 5mA

100

Krakauer Method

* Effective carrier life time.

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BAS70-05W / BAS70-06W

BAS70J / BAS70W / BAS70-04W /

Fig. 1: Forward voltage drop versus forward

current.

Fig. 2: Reverse leakage current versus reverse

voltage applied (typical values).

IR(µA)

IFM(A)

1E+1

7E-2

Tj=100°C

Typical values

Tj=100°C

1E+0

1E-2

Tj=25°C

Maximum values

1E-1

Tj=25°C

Typical values

1E-3

1E-2

VFM(V)

VR(V)

1E-4

1E-3

0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0

5 10 15 20 25 30 35 40 45 50 55 60 65 70

Fig. 3: Reverse leakage current versus junction

temperature (typical values).

Fig. 4: Junction capacitance versus reverse

voltage applied (typical values).

IR(µA)

C(pF)

5E+2

2.0

F=1MHz

Tj=25°C

VR=70V

1E+2

1E+1

1E+0

1E-1

1.0

Tj(°C)

VR(V)

1E-2

0.1

100

125

150

Fig. 5: Relative variation of thermal impedance

Fig. 6: Thermal resistance junction to ambient

versus copper surface under each lead (Epoxy

printed circuit board FR4, copper thickness:

35µm).

junction to ambient versus pulse duration (epoxy

FR4

with

recommended

pad

layout,

S(Cu)=35µm).

Rth(j-a) (°C/W)

Zth(j-a)/Rth(j-a)

600

1.00

0.10

0.01

P=0.2W

550

500

450

400

δ = 0.5

δ = 0.2

δ = 0.1

350

Single pulse

tp(s)

=tp/T

S(Cu) (mm )

10 15 20 25 30 35 40 45 50

300

1E-3

1E-2

1E-1

1E+0

1E+1

1E+2

3/5

BAS70J / BAS70W / BAS70-04W / BAS70-05W / BAS70-06W

PACKAGE MECHANICAL DATA

SOT-323

DIMENSIONS

Millimeters Inches

Min. Typ. Max. Min. Typ. Max.

REF.

0.8

0.0

1.1 0.031

0.1 0.0

0.043

0.004

0.016

0.010

0.25

0.1

0.4 0.010

0.26 0.004

1.8

2.0

2.2 0.071 0.079 0.086

1.15 1.25 1.35 0.045 0.049 0.053

0.65

2.1

0.026

1.8

0.1

2.4 0.071 0.083 0.094

0.3 0.004 0.008 0.012

0.2

30°

4/5

BAS70-05W / BAS70-06W

BAS70J / BAS70W / BAS70-04W /

PACKAGE MECHANICAL DATA

SOD-323

DIMENSIONS

Millimeters Inches

REF.

Min.

Max.

Min.

Max.

1.17

0.1

0.046

0.004

0.017

0.01

0.25

0.1

0.44

0.25

1.8

0.01

0.004

0.06

1.52

1.11

2.3

0.071

0.057

0.106

0.02

1.45

2.7

0.044

0.09

0.1

0.46

0.41

0.004

0.1

0.016

Ordering type

BAS70W

Marking

D28

Package

SOT-323

SOD-323

Weight

0.006g

0.005g

Base qty

3000

Delivery mode

Tape & reel

BAS70-04W

BAS70-05W

BAS70-06W

BAS70J

D31

3000

D30

3000

D29

3000

Epoxy meets UL94,V0

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