BTS721L1

Crosstalk :
Bandwidth :
On Time (Max) :
Off Time (Max) :
Switch Voltage (Max) :
Operating Supply Voltage :
Number of Switches :
Switch Configuration :
Mounting Style : SMD/SMT
Maximum Operating Temperature : + 150 C
Package / Case : DSO-20
On Resistance (Max) : 0.085 Ohms


Features:

• Overload protection
• Current limitation
• Short-circuit protection
• Thermal shutdown
• Overvoltage protection (including load dump)
• Fast demagnetization of inductive loads
• Reverse battery protection1)
• Undervoltage and overvoltage shutdown with auto-restart and hysteresis
• Open drain diagnostic output
• Open load detection in ON-state
• CMOS compatible input
• Loss of ground and loss of Vbb protection
• Electrostatic discharge (ESD) protection




Application

• C 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




Pinout








Specifications

Parameter	Symbol	Values	Unit
Supply voltage (overvoltage protection see page 4)	Vbb	43	V
Supply voltage for full short circuit protection Tj,start =-40 ...+150°C	Vbb	34	V
Load current (Short-circuit current, see page 5)	IL	self-limited	A
Load dump protection2) VLoadDump = UA + Vs, UA = 13.5 V RI3) = 2 , td = 200 ms; IN= low or high, each channel loaded with RL = 4.7,	VLoad dump4)	60	V
Operating temperature range Storage temperature range	Tj Tstg	-40 ...+150 -55 ...+150	°C
Power dissipation (DC)5 Ta = 25°C: (all channels active) Ta = 85°C:	Ptot	3.7 1.9	W
Inductive load switch-off energy dissipation, single pulse Vbb =12V, Tj,start =150°C5), IL = 2.9 A, ZL = 58 mH, 0 one channel: IL = 4.3 A, ZL = 58 mH, 0 two parallel channels: IL = 6.3 A, ZL = 58 mH, 0 four parallel channels: see diagrams on page 9 and page 10	EAS	0.3 0.65 1.5	J
Electrostatic discharge capability (ESD) (Human Body Model)	VESD	1.0	kV
Input voltage (DC) Current through input pin (DC) Current through status pin (DC) see internal circuit diagram page 8	VIN IIN IST	-10 ... +16 ±2.0 ±5.0	V mA
Thermal resistance junction - soldering point5),6) each channel: junction - ambient5) one channel active: all channels active:	Rthjs Rthja	15 41 34	K/W

Description

Features of the BTS721L1 are:(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.

The absolute maximum ratings of the BTS721L1 can be summarized as:(1):the parameter is supply voltage,the symbol is Vbb,the values is 43,the unit is V;(2):the parameter is supply voltage for full short circuit protection Tj,start =-40 to +150,the symbol is Vbb,the values is 34,the unit is V;(3):the parameter is load current,the symbol is IL,the values is self-limited,the unit is A;(4):the parameter is load dump protection VLoadDump = UA + Vs, UA = 13.5 V RI = 2 , td = 200 ms; IN= low or high,each channel loaded with RL = 4.7,the symbol is VLoad dump,the values is 60,the unit is V;(5):the parameter is operating temperature range,the symbol is Tj,the values is -40 to +150,the unit is ;(6):the parameter is storage temperature range,the symbol is Tstg,the values is -55 to +150,the unit is ;(7):the parameter is power dissipation (DC) (all channels active) Ta = 25,the symbol is Ptot,the values is 3.7,the unit is W;(8):the parameter is power dissipation (DC) (all channels active) Ta = 85,the symbol is Ptot,the values is 1.9,the unit is W;(9):the parameter is electrostatic discharge capability (ESD) (Human Body Model),the symbol is VESD,the values is 1.0,the unit is kV;(10):the parameter is thermal resistance junction - soldering point each channel,the symbol is Rthjs,the values is 15,the unit is k/W;(11):the parameter is thermal resistance junction - ambient one channel active,the symbol is Rthjs,the values is 41,the unit is k/W;(12):the parameter is thermal resistance junction - ambient all channels active,the symbol is Rthjs,the values is 34,the unit is k/W.

Parameters:

Technical/Catalog Information	BTS721L1
Vendor	Infineon Technologies
Category	Integrated Circuits (ICs)
Package / Case	DSO-20
Mounting Type	Surface Mount
Type	High Side
Voltage - Supply	5 V ~ 34 V
On-State Resistance	85 mOhm
Current - Output / Channel	2.9A
Current - Peak Output	14A
Packaging	Tape & Reel (TR)
Input Type	Non-Inverting
Number of Outputs	4
Operating Temperature	-40°C ~ 150°C
Lead Free Status	Contains Lead
RoHS Status	RoHS Non-Compliant
Other Names	BTS721L1 BTS721L1