ncv8575h ON Semiconductor, ncv8575h Datasheet

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ncv8575h

Manufacturer Part Number
ncv8575h
Description
5.0 V, 450 Ma Low-dropout Voltage Regulator With Reset
Manufacturer
ON Semiconductor
Datasheet
NCV8575H
5.0 V, 450 mA Low-Dropout
Voltage Regulator with Reset
for use in harsh automotive environments. It includes wide
operating temperature and input voltage ranges. The output is
regulated at 5.0 V and is rated to 450 mA of output current. It also
provides a number of features, including overcurrent protection,
overtemperature protection and a programmable microprocessor
reset. The NCV8575H is available in D
The output is stable over a wide output capacitance and ESR range.
The NCV8575H is pin for pin compatible with NCV4275.
Features
Applications
© Semiconductor Components Industries, LLC, 2009
March, 2009 − Rev. 1
D
I
The NCV8575H is an integrated low dropout regulator designed
±2% Output Voltage Accuracy
450 mA Output Current
Very Low Current Consumption
Active Reset Output
Reset Low Down to V
500 mV (max) Dropout Voltage
Fault Protection
AEC−Q100 Grade 1 Extended Qualification
Pin Compatible with NCV4275
These are Pb−Free Devices
Auto Body Electronics
+45 V Peak Transient Voltage
−42 V Reverse Voltage
Short Circuit Protection
Thermal Overload Protection
Reference
Shutdown
Bandgap
Thermal
Figure 1. Block Diagram
Q
Amplifier
= 1.0 V
+
Error
2
Current Limit and
Saturation Sense
PAK surface mount package.
Generator
Reset
1
Q
GND
RO
See detailed ordering and shipping information in the
dimensions section on page 13 of this data sheet.
1
5
ORDERING INFORMATION
A
WL, L
Y
WW
G
Pin 1. I
Tab, 3. GND*
* Tab is connected to
Pin 3 on all packages
http://onsemi.com
http://onsemi.com
2. RO
4. D
5. Q
D
CASE 936A
DS SUFFIX
2
= Assembly Location
= Wafer Lot
= Year
= Work Week
= Pb−Free Package
PAK, 5−PIN
Publication Order Number:
DIAGRAMS
MARKING
AWLYWWG
NCV8575H/D
1
V8575H5
NC

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ncv8575h Summary of contents

Page 1

... NCV8575H 5.0 V, 450 mA Low-Dropout Voltage Regulator with Reset The NCV8575H is an integrated low dropout regulator designed for use in harsh automotive environments. It includes wide operating temperature and input voltage ranges. The output is regulated at 5.0 V and is rated to 450 mA of output current. It also provides a number of features, including overcurrent protection, overtemperature protection and a programmable microprocessor reset ...

Page 2

PIN FUNCTION DESCRIPTION Pin # Symbol Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ Ñ ...

Page 3

OPERATING RANGE Input Voltage Operating Range Junction Temperature LEAD TEMPERATURE SOLDERING REFLOW AND MSL Lead Free, 60 sec−150 sec above 217°C Moisture Sensitivity Level 2. PR IPC / JEDEC J−STD−020C R THERMAL CHARACTERISTICS Characteristic Junction−to− qJT Junction−to−Ambient ...

Page 4

ELECTRICAL CHARACTERISTICS Characteristic Symbol Output Output Voltage V Q Output Current Limitation I Q Quiescent Current − Dropout Voltage V dr Load Regulation DV Q Line Regulation DV Q Power Supply ...

Page 5

TYPICAL PERFORMANCE CHARACTERISTICS 10 Stable ESR Region 0.1 0.01 0 100 200 I , OUTPUT CURRENT (mA) Q Figure 2. Output Stability with Output Capacitor ESR 5 13 ...

Page 6

TYPICAL PERFORMANCE CHARACTERISTICS 3 13 25° 3.0 2.5 2.0 1.5 1.0 0.5 0 OUTPUT CURRENT (mA) Q Figure 8. Current Consumption I Output Current I 8 ...

Page 7

... Circuit Description The NCV8575H is an integrated low dropout regulator that provides 5.0 V, 450 mA protected output and a signal for power on reset. The regulation is provided by a PNP pass transistor controlled by an error amplifier with a bandgap reference, which gives it the lowest possible drop out voltage and best possible temperature stability ...

Page 8

Reset Reset Delay Time Reaction Time V RO Power−on−Reset Thermal Shutdown < Reset Reaction Time Voltage Dip Undervoltage Secondary at Input Spike Figure 14. Reset Timing http://onsemi.com Q,rt t Reset Charge ...

Page 9

... R qJA R are functions of the package type, heatsink and the (2) qSA interface between them. These values appear in heatsink data sheets of heatsink manufacturers. Thermal, mounting, and heatsinking considerations are discussed in the ON Semiconductor application note AN1040/ http://onsemi.com 9 : ...

Page 10

... Thermal Model A discussion of thermal modeling is in the ON Semiconductor web site: http://www.onsemi.com/pub/collateral/BR1487−D.PDF. 2 Table 1. D PAK 5−Lead Thermal RC Network Models Drain Copper Area (1 oz thick) 241 mm (SPICE Deck Format) 241 mm C_C1 Junction Gnd 1.00E−06 C_C2 node1 Gnd 1.00E−05 ...

Page 11

The Cauer networks generally have physical significance and may be divided between nodes to separate thermal behavior due to one portion of the network from another. The Foster networks, though when sorted by time constant (as above) bear a rough ...

Page 12

... A global pin carries a signal or power which enters or leaves the application board local pin carries a signal or power which does not leave the application board. It remains on the application board as a signal between two components 100 NCV8575H VOUT ...

Page 13

... FREQUENCY (MHz) Figure 24. Typical R Pin Susceptibility O ORDERING INFORMATION Device NCV8575HDS50G NCV8575HDS50R4G †For information on tape and reel specifications,including part orientation and tape sizes, please refer to our Tape and Reel Packaging Specifications Brochure, BRD8011/ Pass 33 dBm 100 1000 1 Figure 23 ...

Page 14

... P 0.058 0.078 1.473 1.981 R 5 REF _ 5 REF _ S 0.116 REF 2.946 REF U 0.200 MIN 5.080 MIN V 0.250 MIN 6.350 MIN 1.016 0.04 mm inches ON Semiconductor Website: www.onsemi.com Order Literature: http://www.onsemi.com/orderlit For additional information, please contact your loca Sales Representative NCV8575H/D ...

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