KA5Q0765RTH 데이터 시트보기 (PDF) - Fairchild Semiconductor

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KA5Q0765RTH

Fairchild Power Switch(FPS)

Fairchild Semiconductor 

KA5Q0765RTH

Electrical Characteristics (Continued)

(Ta=25°C unless otherwise specified)

Parameter

Symbol

Condition

Sync SECTION

Normal Sync High Threshold Voltage

VNSH Vcc = 16V, Vfb = 5V

Normal Sync Low Threshold Voltage

VNSL Vcc = 16V, Vfb = 5V

Burst Sync High Threshold Voltage

VBSH Vcc = 10.5V, Vfb = 0V

Burst Sync Low Threshold Voltage

VBSL Vcc = 10.5V, Vfb = 0V

BURST MODE SECTION

Burst mode Low Threshold Voltage

VBURL Vfb = 0V

Burst mode High Threshold Voltage

VBURH Vfb = 0V

Burst mode Enable Feedback Voltage

VBEN Vcc = 10.5V

Burst mode Peak Current Limit

IBU_PK Vcc = 10.5V

PRIMARY SIDE REGULATION SECTION

Primary Regulation Threshold Voltage

VPR Ifb = 700uA, Vfb = 4V

Primary Regulation Transconductance

GPR

-

CURRENT LIMIT(SELF-PROTECTION)SECTION

Peak Current Limit(Note3)

IPK

-

TOTAL DEVICE SECTION

Start Up Current

ISTART Vfb = GND, VCC = 14V

IOP Vfb = GND, VCC = 16V

Operating Supply Current (Note1)

IOP(MIN) Vfb = GND, VCC = 10V

IOP(MAX) Vfb = GND, VCC = 28V

Min. Typ. Max. Unit

4.0 4.6 5.2 V

2.3 2.6 2.9 V

3.2 3.6 4.0 V

1.1 1.3 1.5 V

10.4 11.0 11.6 V

11.4 12.0 12.6 V

0.7 1.0 1.3 V

0.65 0.85 1.1 A

32.0 32.5 33.0 V

2.0 2.6 - mA/V

4.4 5.0 5.6 A

- 0.1 0.2 mA

- 10 18 mA

Note:

1. These parameters is the current flowing in the Control IC.

2. These parameters, although guaranteed, are tested in EDS(wafer test) process.

3. These parameters indicate Inductor Current.

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