Q67000-A8312 查看數據表（PDF） - Siemens AG

零件编号

产品描述 (功能)

生产厂家

Q67000-A8312

IC for Switched-Mode Power Supplies (SMPS)

Siemens AG 

TDA 4714 C

TDA 4716 C

Pin Definitions and Functions

(TDA 4714 C)

Pin Symbol

1

VREF

2 + VS

3 Q2

4 Q1

5

Csoft start

6 RT

7 CT

8 RR

9 CR

10 I COMP

Function

Reference voltage

Supply voltage

Output Q2

Output Q1

Soft start

VCO RT

VCO CT

Ramp generator RR

Ramp generator CR

Input comparator

11 I OV

12 – IDYN

13 + IDYN

14 GND

Input overvoltage

Dynamic current

limitation (–)

Dynamic current

limitation (+)

Ground

Pin Definitions and Functions

(TDA 4716 C)

Pin Symbol Function

1

VREF

2 VS

3 Q2

4 Q1

Reference voltage VREF

Supply voltage VS

Output Q2

Output Q1

5

Csoft start

6 RT

7 CT

8 RR

9 CR

Soft start

VCO RT

VCO CT

Ramp generator RR

Ramp generator CR

10 Q op amp Operational amplifier

output

11 – I op amp Operational amplifier

input (–)

12 + I op amp Operational amplifier

input (+)

13 I OV

14 – IDYN

15 + IDYN

Input overvoltage

Dynamic current

limitation (–)

Dynamic current

limitation (+)

16 GND

Ground

Semiconductor Group

3

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