TDA21231_15 datasheet(8/19 Pages) INFINEON

Numer części	TDA21231

Szczegółowy opis	DrMOS Product Family

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Producent	INFINEON [Infineon Technologies AG]

Strona internetowa	http://www.infineon.com

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TDA21231

Data Sheet

7

Table 9

Voltage Supply And Biasing Current

Parameter

Symbol

Values

Unit

Note / Test Condition

Min.

Typ.

Max.

UVLO BOOT rising

V

UVLOBOOT_R

–

4.0

–

V

VBOOT-VSW rising

UVLO BOOT falling

V

UVLOBOOT_F

–

3.8

–

VBOOT-VSW falling

UVLO rising

V

UVLO_R

–

4.2

V

VCC rising

UVLO falling

V

UVLO_F

3.7

–

VCC falling

Driver current

I

PVCC_300kHz

–

15

–

mA

EN = 3.3 V, f

SW = 300 kHz

I

PVCC_1MHz

–

50

–

EN = 3.3 V, f

SW = 1 MHz

I

PVCC_PWML

–

710

–

μA

EN = 3.3 V, PWM = 0V

I

PVCC_PWMH

–

210

–

EN = 0V, PWM=3.3V,

IC current (control)

I

VCC_PWML

–

1

–

mA

EN = 3.3 V, PWM = 0 V

I

VCC_O

–

630

–

μA

EN = 3.3 V, PWM = Open

IC quiescent

I

CC + IPVCC

–

840

–

EN = 0V, PWM = Open

Pre-Bias at SW

VSW_0

–

160

180

mV

VCC and PVCC present

Table 10

Logic Inputs And Threshold

Parameter

Symbol

Values

Unit

Note / Test Condition

Min.

Typ.

Max.

EN

Input low

V

EN_L

–

0.8

V

EN falling

Input high

V

EN_H

2.0

–

V

EN rising

Sink current

I

EN

–

10

–

μA

V

EN = 1 V

PWM

Input low

V

PWM_L

–

0.6

V

PWM falling

Input high

V

PWM_H

2.6

–

V

PWM rising

Input resistance

R

IN-PWM

–

2

–

k



V

PWM = 1 V

Open voltage

V

PWM_O

–

1.6

–

V

PWM_O

Tri-state

shutdown

window

4

V

PWM_S

1.2

–

2.0

PHFLT# Warning

Temperature

5

TPHFLT#_T

–

140

–

°C

Thermal warning

accuracy

5

dTPHFLT#_T

-10

–

10

K

Hysteresis

5

TPHFLT#_H

–

10

–

On resistance

RPHFLT#_PD

–

37.5

80

Ω

ILOAD = 8mA

Leakage current

IPHFLT#_LK

–

0.1

5

μA

4 Maximum voltage range for tri-state

5 The thresholds for temperature warning are verified by design and not subject to production test.

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