TEA1532BT 데이터 시트보기 (PDF) - NXP Semiconductors.

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TEA1532BT

GreenChip II SMPS control IC

NXP Semiconductors. 

NXP Semiconductors

TEA1532BT; TEA1532CT

GreenChip II SMPS control IC

10. Characteristics

Table 5. Characteristics

Symbol

Parameter

Conditions

Start-up current source (pin DRAIN)

IDRAIN

current on pin DRAIN

VDRAIN > 100 V

VCC = 0 V

with auxiliary supply

VBR

Vmains(oper)(en)

breakdown voltage

mains-dependent

operation-enabling

voltage

Supply voltage management (pin VCC)

Vstartup

start-up voltage

Vth(UVLO)

undervoltage lockout

threshold voltage

Vhys

Ich(high)

Ich(low)

Irestart

ICC(oper)

hysteresis voltage

high charging current

low charging current

restart current

operating supply

current

Vstartup − Vth(UVLO)

VDRAIN > 100 V;

VCC < 3 V

VDRAIN > 100 V;

3 V < VCC < Vth(UVLO)

VDRAIN > 100 V;

Vth(UVLO) < VCC < Vstartup

no load on pin DRIVER

Demagnetization management (pin DEM)

Vth(DEM)

threshold voltage on pin

DEM

Vth(det)(CCM)

continuous conduction

mode detection

threshold voltage

VCL(neg)

VCL(pos)

tsup(xfmr_ring)

negative clamp voltage

positive clamp voltage

transformer ringing

suppression time

IDEM = −500 µA

IDEM = 250 µA

at start of secondary

stroke

Pulse width modulator

ton(min)

ton(max)

δmax

Oscillator

minimum on-time

maximum on-time

maximum duty cycle

QR mode

fosc

oscillator frequency

VCTRL < 1 V

Min

Typ

Max

Unit

1.0

1.2

1.4

mA

-

100

300

µA

650

-

-

V

60

-

100

V

10.3

8.1

2.0

−1.2

−1.2

−650

1.1

11

11.7

V

8.7

9.3

V

2.3

2.6

V

−1

−0.8

mA

−0.75

−0.45

mA

−550

−450

µA

1.3

1.5

mA

50

80

110

mV

−80

−50

−20

mV

−0.5

−0.45

−0.40

V

0.5

0.7

0.9

V

1.1

1.5

1.9

µs

-

tleb

-

ns

20

25

30

µs

67

70

73

%

100

125

150

kHz

TEA1532BT_TEA1532CT_1

Product data sheet

Rev. 01 — 18 January 2007

© NXP B.V. 2007. All rights reserved.

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