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MC33797

Features: ·Four-Channel High-Side and Low-Side 2.0 A FET Switches·Externally Adjustable FET Current Limiting·Adjustable Current Limit Range: 0.8 A to 2.0 A·Individual Channel Current Limit Detection with Timing Duration Measurement, Communicated via SPI·8-Bit SPI for Diagnostics and FET Switch Act...

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SeekIC No. : 004415807 Detail

MC33797: Features: ·Four-Channel High-Side and Low-Side 2.0 A FET Switches·Externally Adjustable FET Current Limiting·Adjustable Current Limit Range: 0.8 A to 2.0 A·Individual Channel Current Limit Detection...

MC33797 Data Sheet

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Part Number:
MC33797
Supply Ability:
5000

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  • 1~5000
  • Unit Price
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  • Processing time
  • 15 Days
Total Cost: $ 0.00

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Upload time: 2024/11/27

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Product Details

Description



Features:

·Four-Channel High-Side and Low-Side 2.0 A FET Switches
·Externally Adjustable FET Current Limiting
·Adjustable Current Limit Range: 0.8 A to 2.0 A
·Individual Channel Current Limit Detection with Timing Duration Measurement, Communicated via SPI
·8-Bit SPI for Diagnostics and FET Switch Activation
·Diagnostics for High-Side Safing Sensor Status
·Resistance and Voltage Diagnostics for Squibs
·Squib Driver IC Capability to Be Used for Cross-Coupled Driver Firing Application (Allows High- and Low-Side FET Switches to Be Located on Separate Squib Driver ICs)
·Pb-Free Packaging designated by Suffix Code EK






Pinout

Connection Diagram




Specifications

Rating
Symbol
Value
Unit
INPUT ELECTRICAL RATINGS
Voltage on VDD
VDD
7.0
V
Voltage on Input terminals CS, CLK, D1, D0, FEN_1, FEN_2, RESETB,
R_DIAG, R_LIMIT_X
VI
-0.3 to VDD + 0.3
V
Voltage on Squib terminals SQB_HI_XX, SQB_LO_XX, SENSE_XX
VVFIRE_XX
-0.3 to VVFIRE + 0.3
V
Voltage on terminals VDIAG_X, VFIRE_XX
VDIAG_X
-0.3 to 35
V
ESD Voltage
Human Body Model (2)
Machine Model (3)
VESD1
VESD2
±2000
±200
V
Maximum VVFIRE with Pulsed Output (4), (5)
RSQUIB = 2.0 , tON = 0.8 ms, ISQUIB = 2.24 A
RSQUIB = 1.2 , tON = 0.8 ms, ISQUIB = 2.24 A
RSQUIB = 0.1 , tON = 0.60 ms, ISQUIB = 2.24 A
VFPULSE
35
25
25
V
THERMAL RATINGS
Storage Temperature
TSTG
155
°C
Junction Temperature Ambient
Continuous (Prior to Squib Deployment)
t 5.0 ms (Post-Squib Deployment)
TA
TJCONT
TJDPYD
85
100
300
°C
Lead Soldering Temperature (6)
TSOLDER
245
°C
Thermal Resistance (Junction-to-Ambient)
RJ-A
74
°C/W
OPERATING RATINGS (7)
Low-Side FET Fire Conditions
RSQUIB tON ISQUIB VSQUIBHI
2.0 2.6 ms 3.0 A 16 V
1.2 2.6 ms 3.0 A 16 V
0.1 2.6 ms 3.0 A 16 V





Description

MC33797 Four Channel Squib Driver IC




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