BAT54WS SMALL SIGNAL SCHOTTKY DIODE PRV : 30 Volts Io : 200 mA 0.40 1.80 1.60 1.15 0.80 0.15 (max) 1.35 * These diodes feature very low turn-on voltage * Fast switching * These devices are protected by a PN junction guard ring against excessive voltage, such as electrostatic discharges * Pb / RoHS Free 1.10 FEATURES : MECHANICAL DATA : 2.80 * Case : SOD-323 plastic Case * Weight : approx. 0.004 g * Marking Code : S1 MAXIMUM RATINGS 2.30 Dimensions in millimeters ( Rating at 25 °C ambient temperature unless otherwise specified.) Parameter Maximum Repetitive Peak Reverse Voltage Maximum Forward Contiuous Current (Note 1) Maximum Repetitive Peak Forward Current (Note 1) Maximum Peak Forward Surge Current at tp < 1 s, (Note 1) Total Power Dissipation (Note 1) Thermal Resistance Junction to Ambient Air (Note 1) Maximum Junction Temperature Storage Temperature Range ELECTRICAL CHARACTERISTICS Parameter Reverse Breakdown Voltage Leakage Current (Note 2) Forward Voltage (Note 2) Diode Capacitance Reverse Recovery Time 0.25 SOD-323 Symbol Value Unit VRRM IF IFRM IFSM Ptot RӨJA TJ TSTG 30 200 300 600 150 650 125 -65 to +150 V mA mA mA mW K/W °C °C (Rating at 25 °C ambient temperature unless otherwise specified Test Condition IR = 100 µA pulses VR = 25 V IF = 0.1 mA IF = 1 mA IF = 10 mA IF = 30 mA IF = 100 mA VR = 1 V, f = 1 MHz IF = 10 mA through I R = 10 mA, to Irr = 1A , R L = 100 Ω Symbol Min. Typ. Max. Unit V(BR) IR VF VF VF VF VF Ctot 30 - - 2 240 320 400 500 800 10 V µA mV mV mV mV mV pF Trr - - 5 ns Notes : (1) Valid provided that electrodes are kept at ambient temperature (2) Pulse test tp < 300 µs, δ< 2% Page 1 of 2 Rev. 03 : May 8, 2006 RATINGS AND CHARACTERISTIC CURVES ( BAT54WS ) FIG.1 - DERATING CURVE FIG.2 - TYPICAL CAPACITANCE VS. REVERSE VOLTAGE 14 150 TOTAL CAPACITANCE , (pF) POWER DISSIPATION, (mA) 200 RӨJA = 650 K/W 100 50 0 0 25 50 75 100 125 150 10 8 6 4 2 0 175 f = 1.0 MHz 12 0 4 AMBIENT TEMPERATURE, ( °C) 8 16 20 24 28 REVERSE VOLTAGE , (V) FIG.3 - TYPICAL FORWARD VOLTAGE FORWARD FIG.4 - TYPICAL VARIATION OF REVERSE CURRENT AT VARIOUS TEMPERATURE CURRENT AT VARIOUS TEMPERATURES 1000 1000 TJ = 125 °C 100 TJ = 125 °C REVERSE CURRENT, (µA) FORWARD CURRENT, (mA) 100 10 TJ = 25 °C 1.0 TJ = 75 °C 10 1.0 TJ = 25 °C 0.1 0.01 0.1 0 0.2 0.4 0.6 0.8 FORWARD VOLTAGE, (V) Page 2 of 2 1.0 1.2 0.01 0 5 10 15 20 25 30 REVERSE VOLTAGE, (V) Rev. 03 : May 8, 2006