Datasheet > MG39U301ASC2

MG39U301ASC2

更新时间： 2022-02-26 14:06:07

品牌	Logo	应用领域
笙泉 - MEGAWIN		/
页数	文件大小	规格书
12页	320K
描述
Open loop current peak detector

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中文翻译

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数据手册

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MG39U301ASC2 数据手册

8 Absolute Maximum Rating

Parameter

Rating

Unit

VIN to GND

-0.5 to +525

VDD to GND

CS, LD, PWM, GATE, RT to GND

Junction Temperature

Storage temperature

-0.3 to (V_DD+ 0.3)

-40 to +125

-55 to +155

°C

Note: Exposure to conditions beyond those listed under Absolute Maximum Ratings may adversely affect the life and reliability of the device.

9 Electrical Characteristics

All typical numbers are at Ta=25°C and V_IN=12V, unless otherwise noted.

Parameter

Sym.

Conditions

DC input voltage

Min.

Typ.

Max.

Unit

Input DC supply voltage range V_INDC

7.0

500

Shut down mode supply

current

I_INSD

I_OP

PWM=0, V_IN=7.5V

0.5

0.8

0.7

1.2

Operating Current

V_IN> 7.5V, R_OSC=226K and

_GATE=500P

Internal Regulator

Internally regulated Voltage

V_DD

V_IN=7.5V ~ 200V,

_OSC=226K, C_GATE= 500pF,

5.0

5.6

6.0

No load in pin VDD

When an external voltage

applied to pin VDD

V_DD= 5.6V

Maximal pin VDD voltage

V_DDMAX

7.0

Output current of the regulator I_SOURCE

0.7

5.30

VDD under-voltage lockout

threshold

V_UVLO

V_INrising

VDD under-voltage lockout

hysteresis

ΔUVLO

V_INfalling

100

300

500

PWM Dimming

Pin PWM input high voltage

Pin PWM input low voltage

V_{PWM (H)}

V_{PWM (L)}

V_IN=7.5V ~ 500V

V_DD=5.5V

2.0

100

0.8

150

100

Pin PWM pull-down resistance R_PWM

KΩ

PWM signal duty

D_PWM

Current Sense Input

Current sense pull-in threshold V_CSTH

voltage

Ta= 0°C to +125°C,

V_DD= 5.6V

255

275

285

Ta= -40°C,

200

-20

V_DD= 5.6V

Offset voltage of comparator

Linear dimming pin voltage

range

V_OS

V_LD

V_CSTH

MEGAWIN

MG39U301 Data Sheet

1...6 7 8910 11 12

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