DIODS BAT54T, BAT54ST, BAT54CT, BAT54AT Datasheet

A

M

J

L

D

B

C

H

K

N

G

TOP VIEW

C

E

B

TCUDORP WEN

Features

· Ultra-Small Surface Mount Package

· Low Forward Voltage Drop

· Fast Switching

· PN Junction Guard Ring for Transient and

ESD Protection

Mechanical Data

· Case: SOT-523, Molded Plastic

· Case material - UL Flammability Rating 94V-0

· Moisture sensitivity: Level 1 per J-STD-020A

· Terminals: Solderable per MIL-STD-202,

Method 208

· Polarity: See Diagrams Below

· Marking: See Diagrams Below & Page 2

· Weight: 0.002 grams (approx.)

· Ordering Information, see Page 2

BAT54T /AT /CT /ST

SURFACE MOUNT SCHOTTKY BARRIER DIODE

SOT-523

Dim Min Max Typ

A

0.15 0.30 0.22

B

0.75 0.85 0.80

C

1.45 1.75 1.60

D

¾ ¾ 0.50

G

0.90 1.10 1.00

H

1.50 1.70 1.60

J

0.00 0.10 0.05

K

0.60 0.80 0.75

L

0.10 0.30 0.22

M

0.10 0.20 0.12

N

0.45 0.65 0.50

a

0° 8° ¾

All Dimensions in mm

BAT54T Marking: L1 BAT54AT Marking: L2 BAT54CT Marking: L3

Maximum Ratings

Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage

Forward Continuous Current (Note 1)

Repetitive Peak Forward Current

Forward Surge Current @ t < 1.0s

Power Dissipation (Note 1)

Thermal Resistance, Junction to Ambient (Note 1)

Operating and Storage Temperature Range

Electrical Characteristics

Reverse Breakdown Voltage (Note 2)

Forward Voltage (Note 2)

Reverse Leakage Current (Note 2)

Total Capacitance

Reverse Recovery Time

Notes: 1. Device mounted on FR-4 PC board with recommended pad layout, which can be found on our website at

2. Short duration test pulse used to minimize self-heating effect.

DS30259 Rev. 3 - 2 1 of 2 BAT54T /AT /CT /ST

http://www.diodes.com/datasheets/ap02001.pdf.

@ TA = 25°C unless otherwise specified

Characteristic Symbol Value Unit

V

RRM

V

RWM

V

R

I

FM

I

FRM

I

FSM

P

d

R

qJA

Tj, T

STG

@ TA = 25°C unless otherwise specified

Characteristic Symbol Min Typ Max Unit Test Condition

V

(BR)R

V

I

C

t

30 ¾ ¾ V

¾ ¾

F

R

rr

¾ ¾ 2.0 mA

¾ ¾ 10 pF

T

¾ ¾ 5.0 ns

1000

30 V

200 mA

300 mA

600 mA

150 mW

833 °C/W

-65 to +125 °C

240
320
400
500

mV

BAT54ST Marking: L4

IR = 100mA

IF = 0.1mA
IF = 1mA
IF = 10mA
IF = 30mA
IF = 100mA

VR = 25V

VR = 1.0V, f = 1.0MHz

IF = 10mA through IR = 10mA
to IR = 1.0mA, RL = 100W

TCUDORP WEN

0

100

0 25

50

75 100 125

P POWER DISSIPATION (mW)

D,

T , AMBIENT TEMPERATURE (°C)

A

Fig. 1 Power Derating Curve

200

0.1

1

1000

100

10

0

100

200

300

400

600

500

I , INSTANTANEOUS FORWARD CURRENT (mA)

F

T , INSTANTANEOUS FORWARD VOLTAGE (mV)

j

Fig. 2, Typical Forward Characteristics

T = -25°C

A

T = +25°C

A

T = +125°C

A

T = +100°C

A

0.1

1

1000

100

10

0

50

100

150

T , JUNCTION TEMPERATURE (°C)

j

Fig. 3, Typical Reverse Characteristics

V = 25V

R

XXYM

Ordering Information

BAT54T-7

BAT54AT-7

BAT54CT-7

BAT54ST-7

Notes: 3. For Packaging Details: go to our website at http://www.diodes.com/datasheets/ap02007.pdf.

Marking Information

Date Code Key

Year 2002 2003 2004 2005

Code

Month Jan Feb March Apr May Jun Jul

Code

DS30259 Rev. 3 - 2 2 of 2 BAT54T /AT /CT /ST

(Note 3)

Device

Packaging Shipping

SOT-523 3000/Tape & Reel

SOT-523 3000/Tape & Reel

SOT-523 3000/Tape & Reel

SOT-523 3000/Tape & Reel

XX = Product Type Marking Code (See Page 1, e.g. L1 = BAT54T)
YM = Date Code Marking

Y = Year (ex: N = 2002)
M = Month (ex: 9 = September)

N P R S

1 2 3 4 5 6 7

2006 2007 2008 2009

T U V W

Aug Sep Oct Nov Dec

8 9 O N D