TDA16846 查看數據表（PDF） - Infineon Technologies

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TDA16846

Controller for Switch Mode Power Supplies Supporting Low Power Standby and Power Factor Correction

Infineon Technologies 

TDA 16846

TDA 16846-2

5.2

Characteristics (cont’d)

Unless otherwise stated, – 25 °C < Tj < 125 °C, VCC = 12 V

Parameter

Symbol Limit Values Unit Test Condition

min. typ. max.

Zero Crossing Input RZI (Pin 3)

Zero crossing threshold

(Pin 3)

Delay to switch-on

t3d

Bias current Pin 3

–

15 25 35 mV –

250 350 460 ns –

–2 – 1.2 –

µA V3 = 0 V

Error Amplifier Input RZI (Pin 3)

Input threshold (Pin 3)

VEATH

Low voltage threshold (Pin 3) V3L

Bias current Pin 3

–

4.85 5

5.15 V

2.4 2.5 2.6 V

–

– 0.9 –

µA

–

–

V3 = 3 V

Softstart and Regulation Voltage SRC (Pin 4)

Soft-start charge current

(Pin 4)

Charge current Pin 4

Discharge current Pin 4

I4CHS

I4CH

I4DCH

– 2.5 – 1.8 – 1.2 µA V4 = 2 V

-0.9 -0.7 -0.5 mA

0.9 1.4 1.9 mA

Opto Coupler Input OCI (Pin 5)

Input voltage range (TDA V5

16846, TDA 16847)

Input voltage range (TDA V5

16846-2, TDA 16847-2)

Pull high resistor to VREF

R1

0.3 –

6

V–

0

–

6

V–

15 20 28 kΩ –

Data Sheet

21

2003-07-31

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