TPS16632RGET datasheet(6/43 Pages) TI1

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TPS1663

SLVSET9D – SEPTEMBER 2018 – REVISED AUGUST 2019

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Thermal Information (continued)

THERMAL METRIC(1)

TPS1663

UNIT

RGE (VSON)

PWP (HTSSOP)

24 PINS

20 PINS

RθJC(bot)

Junction-to-case (bottom) thermal resistance

2.8

3.6

°C/W

(1)

Parameter guaranteed by design and characterization, not tested in production

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

IQ(ON)

Supply current

Enabled: V(SHDN) = 2 V

1.38

1.7

IQ(OFF)

V(SHDN) = 0 V

µA

V(OVC)

Over voltage clamp

TPS16632 Only, V(IN) > 40V, I(OUT) =

1mA

35.7

36.6

UNDERVOLTAGE LOCKOUT (UVLO) INPUT

V(UVLOR)

UVLO threshold voltage, rising

1.176

1.2

1.224

V(UVLOF)

UVLO threshold voltage, falling

1.09

1.122

1.15

I(UVLO)

UVLO Input leakage current

0 V

≤ V(UVLO) ≤ 60 V

–150

150

OVERVOLTAGE PROTECTION (OVP) INPUT

V(OVPR)

over-voltage threshold voltage, rising

1.176

1.2

1.224

V(OVPF)

over-voltage threshold voltage, falling

1.09

1.122

1.15

I(OVP)

OVP Input leakage current

0 V

≤ V(OVP) ≤ 4 V

–150

150

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

R(ILIM) = 9 kΩ, V(IN) – V(OUT) = 1 V

1.84

2.16

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

4.185

4.5

4.815

R(ILIM) = 3 kΩ, V(IN) – V(OUT) = 1 V

5.58

6.42

I(FASTRIP)

Fast-trip comparator threshold

2xI(OL)

I(SCP)

Short Circuit Protect current

OUTPUT POWER LIMITING CONTROL (PLIM) INPUT – TPS16632 ONLY

V(SEL_PLIM)

Power Limit Feature select threshold

180

210

240

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

100

106

R(PLIM) = 150 kΩ

(1)

141.9

151

160.1

PASS FET OUTPUT (OUT)

RON

IN to OUT total ON resistance

0.6 A

≤ I(OUT) ≤ 6 A,TJ = 25°C

30.44

34.5

mΩ

RON

IN to OUT total ON resistance

0.6 A

≤ I(OUT) ≤ 6 A,TJ = 85°C

mΩ

RON

IN to OUT total ON resistance

0.6 A

≤ I(OUT) ≤ 6 A, –40°C ≤ TJ ≤

+125°C

30.44

mΩ

OUTPUT RAMP CONTROL (dVdT)

I(dVdT)

dVdT charging current

V(dVdT) = 0 V

1.775

2.225

µA

GAIN(dVdT)

dVdT to OUT gain

V(OUT) /V(dVdT)

23.5

V/V

V(dVdTmax)

dVdT maximum capacitor voltage

3.8

4.17

4.75

R(dVdT)

dVdT discharging resistance

16.6

26.6

CURRENT MONITOR OUTPUT (IMON)

GAIN(IMON)

Gain factor I(IMON):I(OUT)

0.6 A

≤ I(OUT) < 2 A

25.66

27.9

30.14

µA/A

2 A

≤ I(OUT) ≤ 6 A

26.22

27.9

29.58

µA/A

TPS16632RGET 数据表(PDF) 6 Page - Texas Instruments

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