TEA1733AT データシートの表示（PDF） - NXP Semiconductors.

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TEA1733AT

GreenChip SMPS control IC

NXP Semiconductors. 

NXP Semiconductors

TEA1733AT

GreenChip SMPS control IC

Table 5. Characteristics …continued

Tamb = 25 °C; VCC = 20 V; all voltages are measured with respect to ground (pin 2); currents are positive when flowing into

the IC; unless otherwise specified.

Symbol

Parameter

Conditions

Min

Typ

Max

Unit

tleb

leading edge blanking

time

250

300

350

ns

Overpower compensation (pin VINSENSE and pin ISENSE)

Iopc(ISENSE)

overpower

compensation current on

pin ISENSE

VVINSENSE = 1 V;

Vsense(max) > 400 mV

VVINSENSE =3 V;

Vsense(max) > 400 mV

Soft start (pin ISENSE)

-

0.28

-

μA

-

1.7

-

μA

Istart(soft)

Vstart(soft)

soft start current

soft start voltage

VCTRL = 4 V; enable

voltage

−63

−55

−47

μA

-

Vsense(max) -

V

Rstart(soft)

soft start resistance

Driver (pin DRIVER)

12

-

-

kΩ

Isource(DRIVER)

source current on pin

DRIVER

VDRIVER = 2 V

-

−0.3

−0.25 A

Isink(DRIVER)

VO(DRIVER)max

sink current on pin

DRIVER

VDRIVER = 2 V

VDRIVER = 10 V

maximum output voltage

on pin DRIVER

0.25

0.3

0.6

0.75

9

10.5

-

A

-

A

12

V

Temperature protection

Tpl(IC)

IC protection level

temperature

130

140

150

°C

[1] The clamp voltage on the PROTECT pin is lowered when the IC is in power-down (latched or restart protection).

TEA1733AT

Preliminary data sheet

All information provided in this document is subject to legal disclaimers.

Rev. 2 — 19 November 2010

© NXP B.V. 2010. All rights reserved.

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