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ZLED7000 데이터시트(PDF) 6 Page - Integrated Device Technology

부품명 ZLED7000
상세설명  40V LED Driver with Internal Switch
PDF  18 Pages
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제조업체  IDT [Integrated Device Technology]
홈페이지  http://www.idt.com
Logo IDT - Integrated Device Technology

ZLED7000 데이터시트(HTML) 6 Page - Integrated Device Technology

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ZLED7000 Datasheet
© 2016 Integrated Device Technology, Inc.
6
April 20, 2016
No.
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNIT
1.3.7
External control voltage
range on ADJ pin for DC
brightness control
VADJ
0.3
1.2
V
1.3.8
DC voltage on ADJ pin to
switch chip from active (ON)
state to quiescent (OFF)
state
VADJoff
VADJ falling
0.15
0.2
0.25
V
1.3.9
DC voltage on ADJ pin to
switch chip from quiescent
(OFF) state to active (ON)
state
VADJon
VADJ rising
0.2
0.25
0.3
V
1.3.10
Resistance between ADJ
pin and VREF
RADJ
500
kΩ
1.3.11
Continuous LX switch
current
ILXmean
0.65
0.75
A
1.3.12
LX switch leakage current
ILX(leak)
1
μA
1.3.13
LX Switch ON resistance
RLX
0.9
1.5
Ω
1.3.14
Brightness control range at
low frequency PWM signal
DPWM(LF)
PWM frequency =100Hz
PWM amplitude=5V,
VIN=15V, L=27
μH, driving
1 LED
1200:1
1.3.15
Brightness control range at
high frequency PWM signal
DPWM(HF)
PWM frequency =10kHz
PWM amplitude=5V,
VIN=15V, L=27
μH, driving
1 LED
13:1
1.3.16
Operating frequency
fLX
ADJ pin floating L=100μH
(0.82Ω) IOUT=350mA @
VLED=3.4V, driving 1 LED
154
kHz
1.3.17
Minimum switch ON time
TONmin
LX switch ON
200
ns
1.3.18
Minimum switch OFF time
TOFFmin
LX switch OFF
200
ns
1.3.19
Recommended maximum
operating frequency
fLXmax
1
MHz
1.3.20
Recommended duty cycle
range of output switch at
fLXmax
DLX
0.2
0.8
1.3.21
Internal comparator
propagation delay
TPD
50
ns
1.3.22
Thermal shutdown
temperature
TSD
140
°C
1.3.23
Thermal shutdown
hysteresis
TSD-HYS
20
°C



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