Product Summary

The BTS721L1 is an N channel vertical power FET with charge pump, ground referenced CMOS compatible input and diagnostic feedback, monolithically integrated in Smart SIPMOS technology. It provides embedded protective functions. The applications of the BTS721L1 include μC compatible power switch with diagnostic feedback for 12 V and 24 V DC grounded loads, All types of resistive, inductive and capacitive loads, Replaces electromechanical relays and discrete circuits.

Parametrics

BTS721L1 absolute maximum ratings: (1)Supply voltage (overvoltage protection: 43 V; (2)Supply voltage for full short circuit protection, Tj, start =-40 to +150℃: 34 V; (3)Load current (Short-circuit current): self-limited A; (4)Load dump protection V Load Dump = UA + Vs, UA = 13.5 V RI3) = 2 Ω, td = 200 ms; IN= low or high, each channel loaded with RL = 4.7Ω: 60 V; (5)Operating temperature range: -40 to +150 ℃; (6)Storage temperature range: -55 to +150 ℃; (7)Power dissipation (DC) Ta = 25℃: 3.7 W, (all channels active) Ta = 85℃: 1.9 W.

Features

BTS721L1 features: (1)Overload protection; (2)Current limitation; (3)Short-circuit protection; (4)Thermal shutdown; (5)Overvoltage protection (including load dump); (6)Fast demagnetization of inductive loads; (7)Reverse battery protection; (8)Undervoltage and overvoltage shutdown with auto-restart and hysteresis; (9)Open drain diagnostic output; (10)Open load detection in ON-state; (11)CMOS compatible input; (12)Loss of ground and loss of Vbb protection; (13)Electrostatic discharge (ESD) protection.

Diagrams

BTS721L1 block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
BTS721L1
BTS721L1

Infineon Technologies

Power Switch ICs - POE / LAN SMART 4-CH HI-SIDE PWR SWITCH

Data Sheet

0-650: $2.35
650-1000: $2.05
1000-2000: $1.97
BTS721L1T
BTS721L1T


IC SWITCH HI-SIDE 4-CH DSO-20

Data Sheet

Negotiable