Datasheet > UL98C

UL98C

更新时间： 2023-12-06 20:06:29

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友顺 - UTC		/
页数	文件大小	规格书
6页	184K
描述
non isolated buck constant current led driver ic

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数据手册

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UL98C 数据手册

UL98C

Preliminary

CMOS IC



ELECTRICAL CHARACTERISTICS (T_A=25°C, Unless otherwise specified)

PARAMETER

SYMBOL

TEST CONDITIONS

MIN

TYP MAX UNIT

POWER SUPPLY SECTION

Input Voltage

V_IN

I_LED

V_DD

V_{DD_ON}

I_ST

220

100

6.6

5.3

265

150

7.2

5.6

Output LED Current

Chip Operating Voltage

Chip Starting Voltage

Chip Starting Current

Chip Operating Current

Power Efficiency

DRAIN=100V

V_DDrise

V_DD=5.3V

0.5

120

0.88

0.4

I_CC

180

300

I_LED=100mA

Power Factor

P_F

0.5

±5

0.7

0.3

CC SECTION

The Precision of Constant Current

Standby Power Consumption

PROTECTION SECTION

Short Circuit Protection Frequency

Current Detection Threshold

Edge Blanking Time

I_LED=0mA~200mA

F_ST

V_{CS_TH}

T_LEB

V_IN=220AC, RCS=3Ω

KHz

580

600

500

200

620

Turn Off Delay Time

T_{OFF_DELAY}

TIME CONTROL SECTION

Minimum Turn Off Time

Maximum Turn off Time

Maximum Turn-on Time

POWER MOS SECTION

LDMOS Withstand Voltage

Conduction Resistance

TEMPER SECTION

T_{OFF_MIN}

T_{OFF_MAX}

T_{ON_MAX}

2.5

300

B_V

500

550

600

RON

I_DS=0.1A

Ω

Over Temper Adjust

140

160

°C

Over Temper Protect

Over Temper Hysteresis

Notes: 1. The parameters are not 100% tested in production.

2. The minimum, maximum range of standard specification by the test to ensure, typical values by design,

test or analysis to ensure.

UNISONIC TECHNOLOGIES CO., LTD

4 of 6

QW-R103-149..a

www.unisonic.com.tw

1 2 345 6

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