TPS255x-Q1 datasheet(6/28 Pages) TI1

Part #	TPS255x-Q1

Description	Precision Automotive Adjustable Current-Limited Power-Distribution Switches

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Manufacturer	TI1 [Texas Instruments]

Direct Link	http://www.ti.com

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6 / 28 page

0.000

0.200

0.400

0.600

0.800

1.000

1.200

0

50

100

150

200

V

(IN) J V(OUT) (mV)

TA = -40°C

TA = 25°C

TA = 125°C

C006

C007

T

A = J40SC

T

A = 25SC

T

A =125SC

C007

T

A = J40SC

T

A = 25SC

T

A =125SC

C007

T

J = J40SC

T

J = 25SC

T

J = 125SC

0

5

10

15

20

25

30

35

±50

0

50

100

150

Junction Temperature (

C)

C005

6.00E-05

7.00E-05

8.00E-05

9.00E-05

1.00E-04

1.10E-04

1.20E-04

2

3

4

5

6

7

Input Voltage (V)

TJ =

±40

TJ = 25

TJ = 125

C004

T

J = J40C

T

J = 25C

T

J = 125C

0

20

40

60

80

100

120

±50

0

50

100

150

Junction Temperature (

C)

VIN = 2.5 V

VIN = 3.3 V

VIN = 5 V

VIN = 6.5 V

C003

V

(IN) = 2.5 V

V

(IN) = 3.3 V

V

(IN) = 5 V

V

(IN) = 6.5 V

2.290

2.295

2.300

2.305

2.310

2.315

2.320

2.325

2.330

2.335

±50

0

50

100

150

Junction Temperature (

C)

UVLO Rising

UVLO Falling

C001

±100

0

100

200

300

400

500

600

700

±50

0

50

100

150

Junction Temperature (

C)

VIN = 2.5 V

VIN = 6.5 V

C002

V

(IN) = 2.5 V

V

(IN) = 6.5 V

TPS2556-Q1, TPS2557-Q1

SLVSC97A – MARCH 2014 – REVISED MARCH 2014

www.ti.com

6.7 Typical Characteristics

Figure 1. UVLO – Undervoltage Lockout – V

Figure 2. IIN – Supply Current, Output Disabled – nA

R(ILIM) = 24.9 kΩ

Figure 3. IIN – Supply Current, Output Enabled – μA

Figure 4. IIN – Supply Current, Output Enabled – μA

R(ILIM) = 100 kΩ

Figure 5. MOSFET rDS(on) Versus Junction Temperature

Figure 6. Switch Current Versus Drain-Source Voltage

Across Switch

6

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Product Folder Links: TPS2556-Q1 TPS2557-Q1

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