Features: • Load dump and reverse battery protection1)
• Clamp of negative voltage at output
• Short-circuit protection
• Current limitation
• Thermal shutdown
• Diagnostic feedback
• Open load detection in ON-state
• CMOS compatible input
• Electrostatic discharge (ESD) protection
• Loss of ground and loss of Vbb protection2)
• Overvoltage protection
• Undervoltage and overvoltage shutdown with auto-
restart and hysteresisApplication• µC compatible power switch with diagnostic feedback
for 12 V and 24 V DC grounded loads
• Most suitable for inductive loads
• Replaces electromechanical relays and discrete circuitsSpecifications
| Parameter |
Symbol |
Values |
Unit |
| Supply voltage (overvoltage protection see page 3) |
Vbb |
63 |
V |
Load dump protection VLoadDump = UA + Vs, UA = 13.5 V
RI= 2 , RL= 1.1 , td= 200 ms, IN= low or high
|
Vs3)
|
66.5
|
V
|
| Load current (Short-circuit current, see page 4) |
IL |
self-limited |
A |
Operating temperature range
Storage temperature range
|
Tj
Tstg
|
-40 ...+150
-55 ...+150
|
°C
|
| Power dissipation (DC) |
Ptot |
125 |
W |
Inductive load switch-off energy dissipation,
single pulseTj=150 °C: |
EAS |
1.7 |
J |
Electrostatic discharge capability (ESD)
(Human Body Model)
|
VESD
|
2.0
|
kV
|
Input voltage (DC)
Current through input pin (DC)
Current through status pin (DC)
see internal circuit diagrams page 6...
|
VIN
IIN
IST
|
-0.5 ... +6
±5.0
±5.0
|
V
mA
|
Thermal resistance chip - case:
junction - ambient (free air):
SMD version, device on pcb4): |
RthJC
RthJA
|
1
75
tbd |
K/W |
DescriptionThe BTS432F2 is a N channel vertical power FET with charge pump, ground referenced CMOS compatible input and diagnostic feedback, integrated in Smart SIPMOS.chip on chip technology. Fully protected by embedded protection functions.
Features of the BTS432F2 are:(1)clamp of negative voltage at output; (2)short-circuit protection; (3)current limitation; (4)thermal shutdown; (5)diagnostic feedback; (6)open load detection in on-state; (7)cmos compatible input; (8)loss of ground and loss of vbb protection; (9)overvoltage protection; (10)undervoltage and overvoltage shutdown with auto-restart and hysteresis.
The absolute maximum ratings of the BTS432F2 can be summarized as:(1)supply voltage:63V;(2)storage temperature range:-55 to 150;(3)operating temperature range:-40 to 150;(4)load dump protection:66.5V;(5)power dissipation (DC):125W;(6)input voltage (DC):-0.5 to 6V.Infineon Technologies Components may only be used in life-support devices or systems with the express written approval of Infineon Technologies, if a failure of such components can reasonably be expected to cause the failure of that life-support device or system, or to affect the safety or effectiveness of that device or system. Life support devices or systems are intended to be implanted in the human body, or to support and/or maintain and sustain and/or protect human life. If they fail, it is reasonable to assume that the health of the user or other persons may be endangered.The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product characteristics. Before ordering, purchasers are advised to contact the Sensitron Semiconductor sales department for the latest version of the datasheet(s).In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment,medical equipment, and safety equipment), safety should be ensured by using semiconductor devices that feature assured safety or by means of users' fail-safe precautions or other arrangement.
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BTS432F2 Data Sheet
