MC33984CHFKR2 Freescale Semiconductor, MC33984CHFKR2 Datasheet

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MC33984CHFKR2

Manufacturer Part Number
MC33984CHFKR2
Description
Power Switch ICs - Power Distribution Dual 4mOhms smart
Manufacturer
Freescale Semiconductor
Datasheet

Specifications of MC33984CHFKR2

Rohs
yes
On Resistance (max)
4 mOhms
On Time (max)
100 us
Off Time (max)
500 us
Operating Supply Voltage
6 V to 27 V
Maximum Operating Temperature
+ 125 C
Package / Case
PQFN-16
Minimum Operating Temperature
- 40 C

Available stocks

Company
Part Number
Manufacturer
Quantity
Price
Part Number:
MC33984CHFKR2
Manufacturer:
VISHAY
Quantity:
36 000
Freescale Semiconductor
Technical Data
© Freescale Semiconductor, Inc., 2007-2012. All rights reserved.
Freescale Semiconductor, Inc. reserves the right to change the detail specifications,
as may be required, to permit improvements in the design of its products.
Dual Intelligent High-current
Self-protected Silicon High Side
Switch (4.0 mOhm
replace electromechanical relays, fuses, and discrete devices in
power management applications. The 33984 is designed for harsh
environments, and it includes self-recovery features. The device is
suitable for loads with high inrush current, as well as motors and all
types of resistive and inductive loads.
serial peripheral interface (SPI). A dedicated parallel input is available
for alternate and pulse-width modulation (PWM) control of each
output. SPI-programmable fault trip thresholds allow the device to be
adjusted for optimal performance in the application.
nonleaded PQFN package with exposed tabs.
Features
• Dual 4.0 m max high side switch with parallel input or SPI control
• 6.0 V to 27 V operating voltage with standby currents < 5.0 A
• Output current monitoring with two SPI-selectable current ratios
• SPI control of over-current limit, over-current fault blanking time,
• SPI status reporting of over-current, open and shorted loads, over-
• Enhanced -16 V reverse polarity V
The 33984 is a dual self-protected 4.0 m silicon switch used to
Programming, control and diagnostics are implemented via the
The 33984 is packaged in a power-enhanced 12 x 12 mm
output OFF open load detection, output ON/OFF control, watchdog
timeout, slew-rates, and fault status reporting
temperature, under-voltage and over-voltage shutdown, fail-safe
pin status, and program status
PWR
Figure 1. 33984 Simplified Application Diagram
protection
V
MCU
DD
SCLK
A/D
SO
I/O
I/O
CS
I/O
I/O
I/O
SI
V
DD
V
VDD
DD
FS
WAKE
SI
SCLK
CS
SO
RST
INO
IN1
CSNS
FSI
33984
(Add R2 Suffix for
MC33984CHFK
Tape and Reel)
GND
VPWR
V
Device
HS0
HS1
PWR
ORDERING INFORMATION
GND
HIGH SIDE SWITCH
LOAD
BOTTOM VIEW
98ARL10521D
- 40 °C to 125 °C
16-PIN PQFN
Document Number: MC33984
33984
FK SUFFIX
Temperature
Range (T
LOAD
A
)
Rev. 16.0, 10/2012
Package
16 PQFN

Related parts for MC33984CHFKR2

MC33984CHFKR2 Summary of contents

Page 1

... Enhanced -16 V reverse polarity V PWR Freescale Semiconductor, Inc. reserves the right to change the detail specifications, as may be required, to permit improvements in the design of its products. © Freescale Semiconductor, Inc., 2007-2012. All rights reserved. (Add R2 Suffix for ...

Page 2

... DEVICE VARIATION Table 1. Device Variation Output Clamp Energy Freescale Part No. MC33984C 33984 2 DEVICE VARIATION Reference OD3 bit for X111 address Location Table 3 0.5J Reference Location Table 16 1 Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 3

... RST WAKE I R DWN DWN Programmable Watchdog 310–2500 ms FSI Figure 2. 33984 Simplified Internal Block Diagram Analog Integrated Circuit Device Data Freescale Semiconductor INTERNAL BLOCK DIAGRAM V IC Internal Regulator Programmable Switch Delay 0 –525 ms Selectable Over-current High Detection 100A or 75A Selectable Over- ...

Page 4

... Output of the MCU or to the SO pin of the previous device of a daisy chain of devices. This is an external voltage input pin used to supply power to the SPI Digital Drain Voltage circuit. (Power) 1 TRANSPARENT TOP VIEW page 17. Definition Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 5

... Output 16 HS0 Output Analog Integrated Circuit Device Data Freescale Semiconductor Formal Name This output pin is connected to the SPI serial data input pin of the MCU Serial Output or to the SI pin of the next device of a daisy chain of devices. This input pin is used to directly control the output HS1. ...

Page 6

... ESD3 = 0 PWR Value - -0.3 to 5.5 , FSI - 0.3 to 7 0 -15 30 0.75 0.5 ± 2000 ±750 ±500 = 150°C 1500 ESD3 testing is = 100 pF, R ZAP ZAP Analog Integrated Circuit Device Data Freescale Semiconductor Unit ...

Page 7

... Freescale’s Package Reflow capability meets Pb-free requirements for JEDEC standard J-STD-020. For Peak Package Reflow Temperature and Moisture Sensitivity Levels (MSL www.freescale.com, search by part number [e.g. remove prefixes/suffixes and enter the core ID to view all orderable parts. (i.e. MC33xxxD enter 33xxx), and review parametrics. Analog Integrated Circuit Device Data Freescale Semiconductor Symbol T A ...

Page 8

... Typ Max Unit V 6.0 – – – – – 5.0 A – – 10 – – 50 4.5 5.0 5 – – 1.0 – – 5.0 A – – 5 0.2 0.8 1.5 V 5.0 5.5 6.0 V – 0.25 – V – – 5.0 V supply is within specification. DD Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 9

... A 12 Notes 10. Source-Drain ON Resistance (Reverse Drain-to-Source ON Resistance) with negative polarity V Analog Integrated Circuit Device Data Freescale Semiconductor  5.5 V, 6.0 V  V  -40C  PWR = 25C under nominal conditions, unless otherwise noted. A Symbol  ...

Page 10

... OLD(THRES) 2 160 SD T 5.0 SD(HYS) Analog Integrated Circuit Device Data  125C, unless otherwise noted. A Typ Max Unit % – 25 – 19 – 18 – 17 – 18 – 6.0 7.0 A 30 – 100 V 3.0 4.0 V – -15  175 190 C  – Freescale Semiconductor ...

Page 11

... The current must be limited by a series resistance when using voltages > 7.0 V. 17. Pull-up current is with OPEN Analog Integrated Circuit Device Data Freescale Semiconductor  5.5 V, 6.0 V  V  -40C  PWR = 25C under nominal conditions, unless otherwise noted. A Symbol ...

Page 12

... V/s 0.6 1.6 3.2 V/s 0.2 0.7 2.4 s 1.0 18 100 s 10 115 250 s 5.0 30 100 – 300 – 3.5 V. These parameters are PWR - 3 0.5 V. These parameters PWR PWR = 5.0  resistive = 0.5 V with R HS[0: 5.0  resistive load 0.5 V with R PWR L Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 13

... Watchdog timeout delay measured from the rising edge of WAKE to driven OFF and FSI floating. The values shown are for WDR setting of [00]. The accuracy of t watchdog timeouts. Analog Integrated Circuit Device Data Freescale Semiconductor DYNAMIC ELECTRICAL CHARACTERISTICS  5.5 V, 6.0 V  V  -40C  T ...

Page 14

... Analog Integrated Circuit Device Data Freescale Semiconductor Unit MHz ns ns  ...

Page 15

... I Load OCL2 Current I OCL3 I OCL4 I OCL5 I OCL6 I OCL7 Figure 6. Over-current Low and High Detection Analog Integrated Circuit Device Data Freescale Semiconductor TIMING DIAGRAMS SR & SR SRrB RB_SLOW RB_FAST SR & SR RA_SLOW RA_FAST SRrA t Tdly(off) Figure 4. Output Slew Rate and Time Delays t OCLx Figure 5 ...

Page 16

... VIH 0 0.7VDD DD VIL V t Tlag LAG V VIH VIL V t TfSI FSI VIH V Don’t Care Valid V VIL VOH V OH 1.0V 1.0 V VOL V OL VOH V OH VOL VOH OH VOL V OL Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 17

... Depending on the resistance value, either all outputs are OFF, ON, or the output HS0 only is ON. When the FSI pin is connected to GND, the watchdog Analog Integrated Circuit Device Data Freescale Semiconductor FUNCTIONAL DESCRIPTION INTRODUCTION Programming, control, and diagnostics are implemented via the Serial Peripheral Interface (SPI) ...

Page 18

... The VPWR pin is a backside surface mount tab of the package. pin of the device CS pin of the device HIGH-SIDE OUTPUT 0 & 1 (HSx) CS This pin protects 4.0 m high side power output to the load. Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 19

... This N-channel MOSFET with 4.0 m RDS(ON), is self-protected and each N-channel presents extended diagnostics in order to detect Analog Integrated Circuit Device Data Freescale Semiconductor FUNCTIONAL INTERNAL BLOCK DESCRIPTION POWER SUPPLY SELF-PROTECTED HIGH SIDE SWITCH ...

Page 20

... RST with a series of limiting PWR Table 15. As long as the WD bit (D7 High Side State Fail-safe mode Disabled Both HS0 and HS1 OFF HS0 ON, HS1 OFF Both HS0 and HS1 ON pins RST supplied Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 21

... Logic [0]. The output must be turned OFF and ON again to re-enable the state of output and release FS . The UVF bit will remain set to 1 until the next read operation. Analog Integrated Circuit Device Data Freescale Semiconductor FUNCTIONAL DEVICE OPERATION PROTECTION AND DIAGNOSIS FEATURES • Over-voltage and under-voltage fault ...

Page 22

... FUNCTIONAL DEVICE OPERATION PROTECTION AND DIAGNOSIS FEATURES Normal mode. No additional passive components are required. 33984 22 Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 23

... While VDD remains within specified range.  equivalent to IN direct input or IN_spi SPI input. Analog Integrated Circuit Device Data Freescale Semiconductor disconnection resistor needs to be added between the wake pin and the rest of the circuitry in order to ensure ...

Page 24

... OD6 OD5 OD4 OD3 OD2 is a Logic [1] state during the above operation. . The device transfers status CS . The SO output driver is enabled when CS should transition from a Logic [ Logic [0] has an active internal CS D0 OD1 OD0 Analog Integrated Circuit Device Data Freescale Semiconductor CS ...

Page 25

... Used to configure the inputs, outputs, and the device protection features and SO status content. Used to configure the inputs, outputs, and LSB D0 the device protection features and SO status content. Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 26

... SOCL0 Over-current Low Detection (D0) (Amperes 7.5 Over-current High Detection (Amperes) 100 75 13. Note that these time-outs apply Timing 155 1.2 ms 150  s Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 27

... ON with a single command. There are eight selectable output switching delay times that range from 0ms to 525 ms. Refer to Table 14. Analog Integrated Circuit Device Data Freescale Semiconductor Table 14. Switching Delay Turn ON Delay (ms) OSD [2:0] (D2 : D0) 000 001 010 ...

Page 28

... Previous Address SOA[2:0] = 010 The data in bit OD3 contain the programmed over-current high detection level (refer to PWR OD2:OD0 contain the programmed over-current low detection levels (refer to EN and IN0_SPI Table 12), and the data in bits Table 13). Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 29

... OD2 reports if the over-current detection timeout feature is active. OD3 reports if the open load circuitry is active. Previous Address SOA[2:0] =100 The returned data contain the programmed values in the DICR. Analog Integrated Circuit Device Data Freescale Semiconductor Serial Output Returned Data OD6 OD5 OD4 OTFs ...

Page 30

... V). Thanks to statistical data analysis performed on 3 production lots (initial testing only), the effect of each contributor has been demonstrated. V PWR 14 VPWR 2.5 µ HS1 16 HS0 LOAD LOAD 13 GND Analog Integrated Circuit Device Data Freescale Semiconductor 9 ...

Page 31

... Output current (A) Figure 13. CSR0 Ratio Deviation in Function Manufacturing and Temperature Analog Integrated Circuit Device Data Freescale Semiconductor The main contributor is the manufacturing deviation, as described in tolerance will be about 8.5% versus 10% when all contributors are considered. Spec_max 24000 Max(Data_9V sigmas ...

Page 32

... SOLDERING INFORMATION The 33984 is packaged in a surface mount power package (PQFN), intended to be soldered directly on the printed circuit board. 33984 32 PACKAGING SOLDERING INFORMATION The AN2467 provides guidelines for Printed Circuit Board design and assembly. Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 33

... For the most current revision of the package, visit Dimensions shown are provided for reference ONLY. Analog Integrated Circuit Device Data Freescale Semiconductor PACKAGE DIMENSIONS www.freescale.com and perform a keyword search on 98ARL10521D. FK SUFFIX 16-PIN PQFN NONLEADED PACKAGE 98ARL10521D ISSUE C PACKAGING PACKAGE DIMENSIONS ...

Page 34

... PACKAGING PACKAGE DIMENSIONS (CONTINUED) 33984 34 PACKAGE DIMENSIONS (Continued) FK SUFFIX 16-PIN PQFN NONLEADED PACKAGE 98ARL10521D ISSUE C Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 35

... Single layer thermal test board per JEDEC JESD51-3 and JESD51-5. 5. Thermal resistance between the die junction and the exposed pad; “infinite” heat sink attached to exposed pad. Analog Integrated Circuit Device Data Freescale Semiconductor . JAmn . 1 . This applies to R J21 2 ...

Page 36

... Index n refers to the number of the die where the junction temperature is sensed Power Chip Logic Chip (C/W) Area ( 300 600 Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 37

... Figure 4. Transient Thermal Resistance R Device on Thermal Test Board Area A = 600(mm Analog Integrated Circuit Device Data Freescale Semiconductor x R JA11 R JA22 JA12 JA21 300 Heat spreading area A [mm²] Figure 3. Device on Thermal Test Board R ...

Page 38

... Junction-to-Ambient  JA HS1 Switching Delay Time (OSD[2:0]) Functional Internal Block Description Device Behavior in Case of Under-voltage (6) soldering information Table 14. Dynamic Electrical Characteristics  (from C/W) and HS0 Switching Delay Time min, typ, and max. Analog Integrated Circuit Device Data Freescale Semiconductor ...

Page 39

... Freescale, the Freescale logo, AltiVec, C-5, CodeTest, CodeWarrior, ColdFire, C-Ware, Energy Efficient Solutions logo, mobileGT, PowerQUICC, QorIQ, Qorivva, StarCore, and Symphony are trademarks of Freescale Semiconductor, Inc., Reg. U.S. Pat. & Tm. Off. Airfast, BeeKit, BeeStack, ColdFire+, CoreNet, Flexis, MagniV, MXC, Platform in a Package, Processor expert, QorIQ Qonverge, QUICC Engine, Ready Play, SMARTMOS, TurboLink, Vybrid, and Xtrinsic are trademarks of Freescale Semiconductor, Inc ...

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