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