Datasheet

ManualsBrandsSTMICROELECTRONICS ManualsDiodesSchottky Diode 0.2A

BAT 47

BAT 48

SMALL SIGNAL SCHOTTKY DIODES

DESCRIPTION

General purpose, metal to silicon diodes featuring

very low turn-on voltage and fast switching.

These devices have integrated protection against

excessivevoltagesuch as electrostaticdischarges.

November 1994

DO 35

(Glass)

Symbol Parameter BAT47 BAT48 Unit

RRM

Repetitive Peak Reverse Voltage 20 40 V

Forward Continuous Current* T

=25°C 350 mA

FRM

Repetitive Peak Fordware Current* t

≤ 1s

δ ≤ 0.5

FSM

Surge non Repetitive Forward Current* t

= 10ms 7.5 A

= 1s 1.5

tot

Power Dissipation* T

=25°C 330 mW

stg

Storage and Junction Temperature Range - 65 to + 150

- 65 to + 125

°C

Maximum Temperature for Soldering during 10s at 4mm from

Case

230 °

ABSOLUTE RATINGS (limiting values)

Symbol Test Conditions Value Unit

th(j-l)

Junction-ambient* 300 °

C/W

THERMAL RESISTANCE

* On infinite heatsink with 4mm lead length

1/5

Summary of content (5 pages)

PAGE 1
BAT 47 BAT 48 SMALL SIGNAL SCHOTTKY DIODES DESCRIPTION General purpose, metal to silicon diodes featuring very low turn-on voltage and fast switching. These devices have integrated protection against excessive voltage such as electrostaticdischarges. DO 35 (Glass) ABSOLUTE RATINGS (limiting values) Symbol Parameter Repetitive Peak Reverse Voltage VRRM Forward Continuous Current* Ta = 25 °C IFRM Repetitive Peak Fordware Current* tp ≤ 1s δ ≤ 0.
PAGE 2
BAT 47/BAT 48 ELECTRICAL CHARACTERISTICS STATIC CHARACTERISTICS Symbol VBR VF* Test Conditions IR = 10µA BAT47 20 IR = 25µA BAT48 40 T j = 25°C IF = 0.1mA All Types Typ. Max. 0.25 0.3 T j = 25°C IF = 10mA 0.4 BAT47 0.8 T j = 25°C IF = 300mA 1 BAT48 0.5 T j = 25°C IF = 200mA 0.75 T j = 25°C IF = 500mA 0.9 VR = 1.5V T j = 25°C V 0.5 T j = 25°C IF = 150mA T j = 25°C IF = 50mA Unit V T j = 25°C IF = 1mA T j = 25°C IF = 30mA IR* Min.
PAGE 3
BAT 47/BAT 48 Figure 1. Forward current versus forward voltage at different temperatures (typical values). Figure 2. Forward current versus forward voltage (typical values). Figure 3. Reverse current versus junction temperature. Figure 4. Reverse current versus continuous reverse voltage (typical values).
PAGE 4
BAT 47/BAT 48 Figure 5. Capacitance C versus reverse applied voltage VR (typical values).
PAGE 5
BAT 47/BAT 48 PACKAGE MECHANICAL DATA DO 35 Glass B A note 1 E B /C O E note 1 O /D O /D note 2 DIMENSIONS REF. Millimeters Min. Max. Inches Min. NOTES Max. A 3.050 4.500 0.120 0.117 B 12.7 1 - The lead diameter ∅ D is not controlled over zone E 0.500 ∅C 2 - The minimum axial lengh within which the device may be 1.530 2.000 0.060 0.079 placed with its leads bent at right angles is 0.59”(15 mm) ∅D 0.458 0.558 0.018 0.022 E 1.27 0.050 Cooling method: by convection and conduction.