MAX1946ETA データシートの表示（PDF） - Maxim Integrated

部品番号

コンポーネント説明

メーカー

MAX1946ETA

Single USB Switch with Autoreset and Fault Blanking in Tiny TDFN

Maxim Integrated 

Single USB Switch with Autoreset and

Fault Blanking in Tiny TDFN

ELECTRICAL CHARACTERISTICS (continued)

(VIN = 5V, CIN = 0.1µF, COUT = 1µF, TA = 0°C to +85°C, unless otherwise noted. Typical values are at TA = +25°C.) (Note1)

PARAMETER

ON, SEL Input High Level

ON, SEL Input Low Level

ON, SEL Input Leakage Current

FAULT Output Low Voltage

FAULT Output High Leakage

Current

SYMBOL

VIH

VIL

VOL

CONDITIONS

VIN = 2.7V to 4V

VIN = 4V to 5.5V

VIN = 2.7V to 4V

VIN = 4V to 5.5V

VON, VSEL = 0 or VIN, TA = +25°C

ISINK = 1mA, VIN = 2.7V

VIN = VFAULT = 5.5V

MIN TYP MAX UNITS

1.6

V

2

0.6

V

0.8

-1

+1

µA

0.5

V

1

µA

OUT Output Current Autoreset

Mode

In latched off state, VOUT = 0

10

25

45

mA

OUT Autoreset Threshold

OUT Autoreset Blanking Time

In latched off state, VOUT rising

In latched off state, VOUT > 0.5V

0.4

0.5

0.6

V

10

20

35

ms

ELECTRICAL CHARACTERISTICS

(VIN = 5V, CIN = 0.1µF, COUT = 1µF, TA = -40°C to +85°C, unless otherwise noted.) (Note1)

PARAMETER

SYMBOL

CONDITIONS

MIN

Supply Voltage Range

VIN

2.7

Switch On-Resistance

RON

VIN = 5, TA = +25°C

VIN = 5V

Standby Supply Current

VIN = 3.3V

Switch disabled

Quiescent Supply Current

OUT Off-Leakage Current

IIN

ILKG

Switch enabled, IOUT = 0

Switch disabled, VOUT = 0, TA = -40°C to +25°C

Undervoltage Lockout Threshold VULVO Rising edge, 3% hysteresis

2.3

Continuous Load Current

500

Continuous Current Limit

ILIM

VIN_ - VOUT = 0.5V

0.6

Short-Circuit Current Limit

ISC

VOUT = 0 (IOUT pulsing)

0.8

Continuous Current-Limit

Blanking Timeout Period

From continuous current-limit condition to

FAULT asserted

10

Short-Circuit Blanking Timeout

Period

From short-circuit current-limit condition to

FAULT asserted

7.5

Turn-On Delay

tON

ROUT = 10Ω. Time from ON to 10% of VOUT. 0.25

Does not include rise time.

TYP MAX UNITS

5.5

V

90

110

mΩ

125

10

µA

60

µA

1

µA

2.7

V

mA

1.3

A

1.6

APK

35

ms

35.0

ms

1.50

ms

_______________________________________________________________________________________ 3

Share Link: