7.4 Thermal Information (continued)

THERMAL METRIC(1)

TPS1663

UNIT

RGE (VSON)

PWP (HTSSOP)

24 PINS

20 PINS

ΨJT

Junction-to-top characterization parameter

0.3

0.3

°C/W

ΨJB

Junction-to-board characterization parameter

10.2

9.9

°C/W

RθJC(bot)

Junction-to-case (bottom) thermal resistance

2.8

3.6

°C/W

(1)

For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application

report.

7.5 Electrical Characteristics

–40°C ≤ TA = TJ ≤ +125°C, 4.5 V < V(IN) = V(P_IN) < 60 V, V( SHDN) = 2 V, R(ILIM) = 30 kΩ, IMON = PGOOD = FLT = OPEN,

C(OUT) = 1 μF, C(dVdT) = OPEN. (All voltages referenced to GND, (unless otherwise noted))

PARAMETER

TEST CONDITIONS

MIN

TYP

MAX

UNIT

SUPPLY VOLTAGE

V(IN), V(P_IN)

Operating input voltage

4.5

60

V

IQ(ON)

Supply current

Enabled: V( SHDN) = 2 V

1.38

1.7

mA

IQ(OFF)

V( SHDN) = 0 V

21

60

µA

V(OVC)

Over voltage clamp

TPS16632 only, V(IN) > 40 V, I(OUT) = 1

mA

35.7

36.6

39

V

UNDERVOLTAGE LOCKOUT (UVLO) INPUT

V(UVLOR)

UVLO threshold voltage, rising

1.176

1.2

1.224

V

V(UVLOF)

UVLO threshold voltage, falling

1.09

1.122

1.15

V

I(UVLO)

UVLO Input leakage current

0 V ≤ V(UVLO) ≤ 60 V

–150

8

150

nA

OVERVOLTAGE PROTECTION (OVP) INPUT

V(OVPR)

over-voltage threshold voltage, rising

1.176

1.2

1.224

V

V(OVPF)

over-voltage threshold voltage, falling

1.09

1.122

1.15

V

I(OVP)

OVP Input leakage current

0 V ≤ V(OVP) ≤ 4 V

–150

0

150

nA

CURRENT LIMIT PROGRAMMING (ILIM)

I(OL)

Over Load current limit

R(ILIM) = 30 kΩ, V(IN) – V(OUT) = 1 V

0.54

0.6

0.66

A

R(ILIM) = 9 kΩ, V(IN) – V(OUT) = 1 V

1.84

2

2.16

A

R(ILIM) = 4.02 kΩ, V(IN) – V(OUT) = 1 V

4.185

4.5

4.815

A

R(ILIM) = 3 kΩ, V(IN) – V(OUT) = 1 V

5.58

6

6.42

A

I(FASTRIP)

Fast-trip comparator threshold

2xI(OL)

A

I(SCP)

Short Circuit Protect current

45

A

OUTPUT POWER LIMITING CONTROL (PLIM) INPUT – TPS16632 ONLY

V(SEL_PLIM)

Power Limit Feature select threshold

180

210

240

mV

I(PLIM)

PLIM sourcing current

V(PLIM) = 0 V

4.4

5.02

5.6

µA

P(PLIM)

Max Output power

R(PLIM) = 100 kΩ

94

100

106

W

R(PLIM) = 150 kΩ (1)

141.9

151

160.1

W

PASS FET OUTPUT (OUT)

RON

IN to OUT total ON resistance

0.6 A ≤ I(OUT) ≤ 6 A,TJ = 25°C

26

30.44

34.5

mΩ

RON

IN to OUT total ON resistance

0.6 A ≤ I(OUT) ≤ 6 A,TJ = 85°C

33

45

mΩ

RON

IN to OUT total ON resistance

0.6 A ≤ I(OUT) ≤ 6 A, –40°C ≤ TJ ≤

+125°C

19

30.44

53

mΩ

OUTPUT RAMP CONTROL (dVdT)

I(dVdT)

dVdT charging current

V(dVdT) = 0 V

1.775

2

2.225

µA

GAIN(dVdT)

dVdT to OUT gain

V(OUT) /V(dVdT)

23.5

25

26

V/V

www.ti.com

TPS1663

SLVSET9F – SEPTEMBER 2018 – REVISED FEBRUARY 2023

Copyright © 2023 Texas Instruments Incorporated

Submit Document Feedback

7

Product Folder Links: TPS1663