Compact SOT 23 Package N Channel MOSFET ALJ BSS138 Designed for Solid State Relay and Display Control

Key Attributes
Model Number: BSS138
Product Custom Attributes
Drain To Source Voltage:
50V
Current - Continuous Drain(Id):
220mA
Operating Temperature -:
-
RDS(on):
3.5Ω@10V
Gate Threshold Voltage (Vgs(th)):
1.5V@1mA
Type:
N-Channel
Reverse Transfer Capacitance (Crss@Vds):
6pF
Output Capacitance(Coss):
13pF
Input Capacitance(Ciss):
27pF
Pd - Power Dissipation:
350mW
Gate Charge(Qg):
600pC
Mfr. Part #:
BSS138
Package:
SOT-23
Product Description

Product Overview

The SHENZHEN LONG JING MICRO-ELECTRONICS CO., LTD. BSS138 is an N-Channel MOSFET in a SOT-23 plastic-encapsulated package. It features a high-density cell design for extremely low RDS(on) and a rugged, reliable construction. This MOSFET is designed for direct logic-level interface with TTL/CMOS and is suitable for driving relays, solenoids, lamps, hammers, displays, memories, and transistors. It is also ideal for battery-operated systems and solid-state relays.

Product Attributes

  • Brand: SHENZHEN LONG JING MICRO-ELECTRONICS CO., LTD.
  • Product Type: N-Channel MOSFET
  • Package Type: SOT-23 Plastic-Encapsulate
  • Origin: Shenzhen

Technical Specifications

Symbol Parameter Test Conditions Min Typ Max Unit
Maximum Ratings (Ta=25C unless otherwise specified)
VDSS Drain-Source voltage 50 V
VGSS Gate-Source voltage 20 V
ID Continuous Drain Current 0.22 A
IDM Pulsed Drain Current (tp=10us) 0.88 A
PD Power Dissipation 0.35 W
RJA Thermal Resistance from Junction to Ambient 357 C/W
TJ Operating Temperature 150 C
TSTG Storage Temperature -55 +150 C
Switching Characteristics (1,2)
td(on) Turn-On Delay Time VDD = 30V, VDS = 10V, ID =0.29A,RGEN = 6 5 ns
tr Rise Time 18 ns
td(off) Turn-Off Delay Time 36 ns
tf Fall Time 14 ns
Drain-source body diode characteristics (1)
VSD Body diode forward voltage IS = 0.44A, VGS = 0V 1.4 V
Electrical Characteristics (Ta=25C unless otherwise specified)
Off Characteristics
V(BR)DSS Drain-Source Breakdown Voltage VGS = 0V, ID = 250A 50 V
IGSS Gate-body Leakage current VDS = 0V, VGS = 20V 100 nA
IDSS Zero Gate Voltage Drain Current VDS = 50V, VGS = 0V 0.5 A
VDS = 30V, VGS = 0V 100 nA
On Characteristics
VGS(th) Gate-Threshold Voltage (1) VDS = VGS, ID = 1mA 0.8 1.5 V
RDS(on) Static Drain-Source On-Resistance (1) VGS = 10V, ID = 0.22A 3.5
VGS = 4.5V, ID = 0.22A 6.0
gfs Forward Trans conductance (1) VDS = 10V, ID = 0.22A 0.12 S
Dynamic Characteristics (2)
Ciss Input Capacitance VGS = 0V VDS = 25V f = 1.0MHz 27 pF
Coss Output Capacitance 13 pF
Crss Reverse Transfer Capacitance 6 pF
Qg Total Gate Charge VDS=25V, ID=0.2A, VGS= 4.5V 0.6 nC
Qgs Gate-Source Charge 0.22 nC
Qgd Gate-Drain Charge 0.2 nC

Package Information

Package: SOT-23

Soldering Parameters

Reflow Condition: Pb Free assembly

Parameter Min Max Unit
Pre Heat Temperature (Ts(min)) 150 C
Temperature Max (Ts(max)) 200 C
Time (min to max) (ts) 60 190 secs
Ramp-up Rate 5 C/second
Reflow Temperature (TL) (Liquidus) 217 C
Time (tL) 60 150 seconds
Temperature (tp) 260+0/-5 C
Time within actual peak Temperature (tp) 20 40 seconds
Ramp-down Rate 5 C/second
Time 25C to peak Temperature (TP) 8 minutes Max.
Maximum Peak Temperature 280 C

2410121910_ALJ-BSS138_C22458952.pdf

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