Datasheet ncv8450 Datasheet

NCV8450

Self-Protected High Side Driver with Temperature and Current Limit

The NCV8450 is a fully protected High−Side Smart Discrete device with a typical R typical. The device can switch a wide variety of resistive, inductive, and capacitive loads.

Features

• Short Circuit Protection

• Thermal Shutdown with Automatic Restart

• Overvoltage Protection

• Integrated Clamp for Inductive Switching

• Loss of Ground Protection

• ESD Protection

• Slew Rate Control for Low EMI

• Very Low Standby Current

• AEC−Q100/101 qualified

• This is a Pb−Free Device

of 1.0 W and an internal current limit of 0.8 A

DS(on)

http://onsemi.com

MARKING DIAGRAM

SOT−223 (TO−261)

CASE 318E

A = Assembly Location Y = Year W = Work Week G = Pb−Free Package

(Note: Microdot may be in either location)

AYW

V8450G

G

1

Typical Applications

• Automotive

• Industrial

PRODUCT SUMMARY

Symbol Characteristics Value Unit

V

R

IN_CL

D(on)

on

Overvoltage Protection 54 V

Operation Voltage 4.5 − 45 V

On−State Resistance 1.0

ORDERING INFORMATION

See detailed ordering and shipping information in the package dimensions section on page 8 of this data sheet.

W

February, 2010 − Rev. 2

1 Publication Order Number:

NCV8450/D

(Pin 1)

NCV8450

V

(Pins 2, 4)

D

Regulated

Charge Pump

Output

Clamping

Control

Logic

IN

R_IN

Current

Limitation

Overtemperature

Detection

OUT (Pin 3)

PACKAGE PIN DESCRIPTION

Pin # Symbol Description

1 IN Control Input, Active Low

2 V

3 OUT Output

4 V

Figure 1. Block Diagram

D

Supply Voltage

http://onsemi.com

2

NCV8450

MAXIMUM RATINGS

Value

Rating Symbol

DC Supply Voltage (Note 1) V

Load Dump Protection (RI = 2 W, t

= 400 ms, VIN = 0, 10 V, IL = 150 mA, Vbb = 13.5 V)

d

Input Current I

Output Current (Note 1) I

Total Power Dissipation

@ TA = 25°C (Note 2)

V

Loaddump

in

out

P

D

@ TA = 25°C (Note 3)

Electrostatic Discharge (Note 4) (Human Body Model (HBM) 100 pF/1500 W) Input All other

Single Pulse Inductive Load Switching Energy (Note 4) (V

= 13.5 V, I = 465 mApk, L = 200 mH, T

DD

JStart

= 150°C)

Operating Junction Temperature T

Storage Temperature T

E

AS

J

storage

Stresses exceeding Maximum Ratings may damage the device. Maximum Ratings are stress ratings only. Functional operation above the Recommended Operating Conditions is not implied. Extended exposure to stresses above the Recommended Operating Conditions may affect device reliability.

1. Reverse Output current has to be limited by the load to stay within absolute maximum ratings and thermal performance.

2. Minimum Pad.

3. 1 in square pad size, FR−4, 1 oz Cu.

4. Not subjected to production testing.

Min Max

Unit

−16 45 V

100 V

−15 15 mA

Internally Limited A

W

1.13

1.60

kV

1 5

29 mJ

−40 +150 °C

−55 +150 °C

THERMAL RESISTANCE RATINGS

Parameter Symbol Max Value Unit

Thermal Resistance (Note 5)

Junction−to−Ambient (Note 2) Junction−to−Ambient (Note 3)

5. Not subjected to production testing.

R

q

JA

R

q

JA

+−

I

D

V

D

I

IN

V

OUT

OUTIN

NCV8450

Figure 2. Applications Test Circuit

110

K/W

78.3

http://onsemi.com

3

NCV8450

ELECTRICAL CHARACTERISTICS (6 v V

v 45 V; −40°C <TJ < 150°C unless otherwise specified)

D

Value

Rating

Symbol Conditions

Min Typ Max

OUTPUT CHARACTERISTICS

Operating Supply Voltage

On Resistance (Pin 1 Connected to GND)

Standby Current (Pin 1 Open) I

V

SUPPLY

R

ON

D

TJ = 25°C , I

T

= 150°C, I

J

TJ = 25°C , I

= 150 mA, VD = 7 V − 45 V

OUT

= 150 mA, VD = 7 V − 45 V

OUT

(Note 6)

= 150 mA, VD = 6 V

OUT

V

v 20 V

D

V

> 20 V

D

4.5 − 45 V

1.0

1.4

1.1

2 3

2.1

0.6 10 100

INPUT CHARACTERISTICS

Input Current – Off State

Input Current – On State (Pin 1 Grounded)

Input Resistance (Note 6) R

I

IN_OFF

I

IN_ON

IN

V

OUT

V

v 0.1 V, RL = 270 W, TJ = 25°C

OUT

v 0.1V, R

= 270 W, TJ = 150°C (Note 6)

L

−50

−40

1.5 3 mA

1

SWITCHING CHARACTERISTICS

Turn−On Time (Note 7)

= V

IN

D

to 0 V) to 90% V

(V

Turn−Off Time (Note 7) (V

IN

= 0 V to V

) to 10% V

D

Slew Rate On (Note 7)

IN

OUT

= V

to 0V) 10% to 30%

D

(V V

Slew Rate Off (Note 7) (V

= 0 V to VD) 70% to 40%

IN

V

OUT

t

OFF

dV/dt

ON

OFF

RL = 270 W (Note 6)

= 13.5 V, RL = 270 W, TJ = 25°C

V

D

RL = 270 W (Note 6)

= 13.5 V, RL = 270 W, TJ = 25°C

V

D

RL = 270 W (Note 6)

= 13.5 V, RL = 270 W, TJ = 25°C

V

D

RL = 270 W (Note 6)

= 13.5 V, RL = 270 W, TJ = 25°C

V

D

30

60

0.7

0.9

125 100

175 150

4 4

OUTPUT DIODE CHARACTERISTICS (Note 6)

Drain−Source Diode Voltage V

Continuous Reverse Drain Current

F

I

S

I

= −0.2 A 0.6 V

OUT

TJ = 25°C 0.2 A

PROTECTION FUNCTIONS (Note 8)

Temperature Shutdown (Note 6)

Temperature Shutdown Hysteresis (Note 6)

Output Current Limit I

Output Clamp Voltage (Inductive Load Switch Off) At V

= VD − V

OUT

CLAMP

Overvoltage Protection V

T

SD

T

SD_HYST

LIM

V

CLAMP

IN_CL

TJ = −40°C, VD = 13.5 V, tm = 100 ms (Note 6)

= 25 °C, VD = 13.5 V, tm = 100 ms

T

J

= 150 °C , VD = 13.5 V, tm = 100 ms (Note 6)

T

J

I

= 4 mA 45 52 V

OUT

I

= 4 mA 50 54 V

CLAMP

150 175 − °C

5 °C

1.5 A

0.8

0.5

6. Not subjected to production testing

7. Only valid with high input slew rates

8. Protection functions are not designed for continuous repetitive operation and are considered outside normal operating range

Unit

W

mA

kW

ms

V/ms

http://onsemi.com

4

NCV8450

TYPICAL CHARACTERISTIC CURVES

2.0 I

= 150 mA

out

1.8

1.6

1.4

1.2

(W)

1.0

DS(on)

0.8

R

0.6

0.4

0.2

0

−40 −20 0 20 40 60 80 100 120 140

Figure 3. R

5.0

4.5

4.0

3.5

3.0

(W)

2.5

DS(on)

2.0

R

1.5

1.0

0.5

0

01020304050

VD = 6 V

VD = 15 V

TEMPERATURE (°C)

vs. Temperature

DS(on)

125°C

150°C

V

(V)

D

Figure 5. R

DS(on)

25°C

vs. V

−40°C

D

1.0

0.95

0.9

0.85

(W)

0.8

DS(on)

0.75

R

0.7

0.65

0.6 0 0.1 0.2 0.3 0.4 0.5

80

R

LOAD

70

60

50

40

30

TURN ON TIME (ms)

20

10

0

−40 −20 0 20 40 60 80 100 120 140

VD = 6 V

VD = 9 V

OUTPUT LOAD (A)

Figure 4. R

= 270 W

TEMPERATURE (°C)

vs. Output Load

DS(on)

VD = 42 V

VD = 13.5 V

VD = 9 V

TA = 25°C

Figure 6. Turn On Time vs. Temperature

140

R

= 270 W

LOAD

120

100

80

60

40

TURN OFF TIME (ms)

20

0

−40 −20 0 20 40 60 80 100 120 140

TEMPERATURE (°C)

VD = 42 V

VD = 13.5 V

VD = 9 V

Figure 7. Turn Off Time vs. Temperature

1.2

1.0

0.8

0.6

0.4

SLEW RATE (ON) (V/ms)

0.2

0

−40 −20 0 20 40 60 80 100 120 140

http://onsemi.com

5

R

= 270 W

LOAD

VD = 42 V

VD = 13.5 V

VD = 9 V

TEMPERATURE (°C)

Figure 8. Slew Rate (ON) vs. Temperature

NCV8450

TYPICAL CHARACTERISTIC CURVES

1.2

VD = 13.5 V

1

0.8

0.6

0.4

SLEW RATE (OFF) (V/ms)

0.2

R

LOAD

0

−40 −20 0 20 40 60 80 100 120 140

VD = 9 V

= 270 W

TEMPERATURE (°C)

VD = 42 V

Figure 9. Slew Rate (OFF) vs. Temperature

1.4

1.2

1.0

0.8

TA = −40°C

25°C

1.4

1.2

1

0.8

0.6

0.4

CURRENT LIMIT (A)

0.2

0

−40 −20 0 20 40 60 80 100 120 140

TEMPERATURE (°C)

VD = 13.5 V

Figure 10. Current Limit vs. Temperature

70

60

50

40

VD = 45 V

0.6

0.4

PEAK SC CURRENT (A)

0.2

0

02040

150°C

10 30 50

VD, VOLTAGE (V)

Figure 11. Peak Short Circuit Current vs. V

125°C

D

Voltage

70

60

50

40

30

20

, LEAKAGE CURRENT (mA)

D

10

V

0

0 5 10 15 20 25 30 35 40 45

−40°C

25°C

VD, VOLTAGE (V)

125°C

150°C

Figure 13. VD Leakage Current vs. VD Voltage

Off−State

30

20

, LEAKAGE CURRENT (mA)

D

V

10

0

−40 −20 0 20 40 60 80 100 120 140 TEMPERATURE (°C)

VD = 25 V

VD = 15 V

Figure 12. VD Leakage Current vs.

Temperature Off−State

2.5

2.0

1.5

1.0

INPUT CURRENT (mA)

0.5

0

−40 −20 0 20 40 60 80 100 120 140

VD = 45 V

VD = 28 V

VD = 15 V

VD = 6 V

TEMPERATURE (°C)

Figure 14. On−State Input Current vs.

Temperature

http://onsemi.com

6

NCV8450

TYPICAL CHARACTERISTIC CURVES

80

R

= 100 W

70

60

50

40

30

20

INPUT CURRENT (mA)

10

out

150°C

125°C

25°C

−40°C

0

02040

, VOLTAGE (V)

V

D

Figure 18. Input Current vs. VD Voltage

Off−State

8

7

6

5

4

3

2

INPUT CURRENT (mA)

1

0

0 5 10 15 20 25 30 35 40 45 50 55 60 65

25°C

VD, VOLTAGE (V)

−40°C

150°C

125°C

Figure 16. Input Current vs. VD Voltage

On−State

12

10

8.0

6.0

4.0

OUTPUT VOLTAGE (V)

2.0

0

012345678910

, VOLTAGE (V)

V

D

R

OUT

= 100 kW

V

= 0 V

IN

Figure 15. Output Voltage vs. VD Voltage

900

800

700

600

500

400

300

CURRENT (mA)

200

100

0

50 100 150

LOAD INDUCTANCE (mH)

TA = 150°C

V

= 20 V

D

Figure 17. Single Pulse Maximum Switch−off

Current vs. Load Inductance

1000

VD = 13.5 V

100

10

SHUTDOWN TIME (ms)

1

−40 40 80 140

VD = 24 V

VD = 42 V

0−20 20 60 100 120

TEMPERATURE (°C)

Figure 19. Initial Short−Circuit Shutdown Time

vs. Temperature

http://onsemi.com

7

NCV8450

TYPICAL CHARACTERISTIC CURVES

140

120

1000

100

10

1

0.1

Duty Cycle = 0.5

0.2

0.1

0.05

0.02

0.01

Single Pulse

100

80

(°C/W)

JA

60

q

R

40

20

0

0 100 200

PCB Cu thickness, 1.0 oz

PCB Cu thickness, 2.0 oz

300 400 500 600 700

COPPER HEAT SPREADER AREA (mm2)

Figure 20. R

vs. Copper Area

q

JA

0.01

0.001

R(t), EFFECTIVE TRANSIENT THERMAL RESPONSE

Psi TSP−A(t)

1E−021E−031E−041E−051E−06

PULSE TIME (s)

1E−01 1E+00 1E+01 1E+02 1E+03

Figure 21. Transient Thermal Response

ISO PULSE TEST RESULTS

Test Pulse Test Level Test Results Pulse Cycle Time and Generator Impedance

1 200 V C

2 150 V C

3a 200 V C

3b 200 V C

5 175 V E(100 V)

500 ms, 10 W

100 ms, 50 W

400 ms, 2 W

ORDERING INFORMATION

Device Package Shipping

NCV8450STT3G SOT−223

(Pb−Free)

†For information on tape and reel specifications, including part orientation and tape sizes, please refer to our Tape and Reel Packaging

Specifications Brochure, BRD8011/D.

4000 / Tape & Reel

†

http://onsemi.com

8

NCV8450

PACKAGE DIMENSIONS

SOT−223 (TO−261)

CASE 318E−04

ISSUE M

0.08 (0003)

e1

H

E

A1

D

b1

4

123

e

E

b

q

A

SOLDERING FOOTPRINT*

3.8

0.15

2.0

0.079

L1

NOTES:

1. DIMENSIONING AND TOLERANCING PER ANSI Y14.5M, 1982.

2. CONTROLLING DIMENSION: INCH.

DIMAMIN NOM MAX MIN

A1 0.02 0.06 0.10 0.001

b 0.60 0.75 0.89 0.024

b1 2.90 3.06 3.20 0.115

c 0.24 0.29 0.35 0.009

D 6.30 6.50 6.70 0.249

E 3.30 3.50 3.70 0.130

e 2.20 2.30 2.40 0.087 e1 L1 1.50 1.75 2.00 0.060

H

C

E

q

MILLIMETERS

1.50 1.63 1.75 0.060

0.85 0.94 1.05 0.033

6.70 7.00 7.30 0.264 0° 10° 0° 10°

− −

INCHES

NOM MAX

0.064 0.068

0.002 0.004

0.030 0.035

0.121 0.126

0.012 0.014

0.256 0.263

0.138 0.145

0.091 0.094

0.037 0.041

0.069 0.078

0.276 0.287

2.3

0.091

2.3

0.091

6.3

0.248

2.0

0.079

1.5

0.059

SCALE 6:1

ǒ

inches

mm

Ǔ

*For additional information on our Pb−Free strategy and soldering

details, please download the ON Semiconductor Soldering and Mounting Techniques Reference Manual, SOLDERRM/D.

ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages. “Typical” parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All operating parameters, including “Typicals” must be validated for each customer application by customer’s technical experts. SCILLC does not convey any license under its patent rights nor the rights of others. SCILLC products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications intended to support or sustain life, or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur. Should Buyer purchase or use SCILLC products for any such unintended or unauthorized application, Buyer shall indemnify and hold SCILLC and its officers, employees, subsidiaries, affiliates, and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death associated with such unintended or unauthorized use, even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part. SCILLC is an Equal Opportunity/Affirmative Action Employer. This literature is subject to all applicable copyright laws and is not for resale in any manner.

PUBLICATION ORDERING INFORMATION

LITERATURE FULFILLMENT:

Literature Distribution Center for ON Semiconductor P.O. Box 5163, Denver, Colorado 80217 USA

Phone: 303−675−2175 or 800−344−3860 Toll Free USA/Canada Fax: 303−675−2176 or 800−344−3867 Toll Free USA/Canada Email: [email protected]

N. American Technical Support: 800−282−9855 Toll Free

USA/Canada

Europe, Middle East and Africa Technical Support:

Phone: 421 33 790 2910

Japan Customer Focus Center

Phone: 81−3−5773−3850

http://onsemi.com

ON Semiconductor Website: www.onsemi.com

Order Literature: http://www.onsemi.com/orderlit

For additional information, please contact your local Sales Representative

NCV8450/D

9