SPH4692 Просмотр технического описания (PDF) - Siemens AG

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производитель

SPH4692

Siemens Power Hybrid for SMPS

Siemens AG 

SPH 4692

Characteristics

TA = 25 ˚C; VS = 10 V

Parameter

Symbol

Limit Values

Unit Test Condition

min. typ. max.

Test

Circuit

Control Circuit

Start-Up Hysteresis

Start-up current

I 16 E0

0.6 0.8 mA V16 = V16 E

1

Switch-on voltage

V16 E

11

12

13

V

1

Switch-off voltage

V16 A

4.5

5

5.5 V

1

Switch-on current

I 16 E1

11

mA V16 = V16 E

1

Switch-off current

I 16 A1

10

mA V16 = V16 A

1

Voltage Clamp (V16 = 10 V, IC switched-off)

At pin 2 (V16 < V16 E)

V2 max 5.6 6.6 8

V

I 2 = 1 mA

1

At pin 3 (V16 < V16 E)

V3 max 5.6 6.6 8

V

I 3 = 1 mA

1

Control Range

Control input voltage

V1 R

Voltage gain of the

– VR

control circuit in the

control range

390 400 410 mV

2

43

dB VR = d (V2S –V2B)/ 2

dV1

f = 1 kHz

Primary Current Simulation Voltage

Basic value

V2 B

0.97 1.00 1.03 V

Overload Range and Short-Circuit Operation

Peak value in the range V2 B

of secondary overload

2.9 3.0 3.1 V

Peak value in the range V2 K

of secondary short

circuit operation

2.2 2.4 2.9 V

2

V1 = V1R – 10 mV 2

V1 = 0

2

Fold-Back Point Correction

Fold-back point

– I2

300 500 650 µA V3 = 3.7 V

1

correction current

Semiconductor Group

11

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