STR-W605XS datasheet(4/14 Pages) SANKEN

No. de pieza	STR-W605XS

Descripción Electrónicos	PWM Off-Line Switching Regulator ICs

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Fabricante Electrónico	SANKEN [Sanken electric]

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SANKEN ELECTRIC CO., LTD.

STR-A6000S-DS

PWM Off-Line Switching Regulator ICs

STR-W6000S

Series

February 27, 2013

Electrical Characteristics of Control Part Unless otherwise specified, TA = 25°C, VCC = 18 V

Characteristic

Symbol

Conditions

Pins

Min.

Typ.

Max.

Unit

Operation Start Voltage

VCC(ON)

4 – 5

13.8

15.3

16.8

V

Operation Stop Voltage*

VCC(OFF)

4 – 5

7.3

8.1

8.9

V

Circuit Current in Operation

ICC(ON)

VCC = 12 V

4 – 5

–

2.5

mA

Minimum Start Voltage

VST(ON)

4 – 5

–

40

–

V

Startup Current

ISTARTUP

VCC = 13.5 V

4 – 5

−3.9

−2.5

−1.1

mA

Startup Current Threshold Biasing Voltage*

VCC(BIAS) ICC = −100 μA

4 – 5

8.5

9.5

10.5

V

Average Operation Frequency

fOSC(AVG)

1 – 5

60

67

74

kHz

Frequency Modulation Deviation

Δf

1 – 5

–

5

–

kHz

Maximum Duty Cycle

DMAX

1 – 5

63

71

79

%

Leading Edge Blanking Time

tBW

–

390

–

ns

OCP Compensation Coefficient

DPC

–

18

–

mV/μs

OCP Compensation Duty Cycle Limit

DDPC

––

36

–

%

OCP Threshold Voltage at Zero Duty Cycle

VOCP(L)

3 – 5

0.70

0.78

0.86

V

OCP Threshold Voltage at 36% Duty Cycle

VOCP(H)

VCC = 32 V

3 – 5

0.79

0.88

0.97

V

Maximum Feedback Current

IFB(MAX)

VCC = 12 V

6 – 5

−340

−230

−150

μA

Minimum Feedback Current

IFB(MIN)

6 – 5

−30

−15

−7

μA

FB/OLP Pin Oscillation Stop Threshold

Voltage

VFB(STB)

6 – 5

0.85

0.95

1.05

V

OLP Threshold Voltage

VFB(OLP)

6 – 5

7.3

8.1

8.9

V

OLP Delay Time

tOLP

6 – 5

54

68

82

ms

OLP Operation Current

ICC(OLP)

VCC = 12 V

4 – 5

–

300

–

μA

FB/OLP Pin Clamp Voltage

VFB(CLAMP)

6 – 5

11

12.8

14

V

Brown-In Threshold Voltage

VBR(IN)

VCC = 32 V

7 – 5

5.2

5.6

6

V

Brown-Out Threshold Voltage

VBR(OUT)

VCC = 32 V

7 – 5

4.45

4.8

5.15

V

BR Pin Clamp Voltage

VBR(CLAMP) VCC = 32 V

7 – 5

6

6.4

7

V

BR Function Disabling Threshold Voltage

VBR(DIS)

VCC = 32 V

7 – 5

0.3

0.48

0.7

V

VCC Pin OVP Threshold Voltage

VCC(OVP)

4 – 5

26

29

32

V

Thermal Shutdown Temperature

Tj(TSD)

–

130

–

°C

*VCC(BIAS) > VCC(OFF) always.

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