数据搜索系统，热门电子元器件搜索
  Chinese  ▼
ALLDATASHEETCN.COM

X  

预览 PDF HTML

MP3378GY 数据表(PDF) 6 Page - Monolithic Power Systems

部件名 MP3378GY
功能描述  24 V, 4-Channel WLED Controller Plus High-Efficiency Buck Converter
PDF  25 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  MPS [Monolithic Power Systems]
网页  http://www.monolithicpower.com
标志 MPS - Monolithic Power Systems

MP3378GY 数据表(HTML) 6 Page - Monolithic Power Systems

Back Button MP3378GY Datasheet HTML 2Page - Monolithic Power Systems MP3378GY Datasheet HTML 3Page - Monolithic Power Systems MP3378GY Datasheet HTML 4Page - Monolithic Power Systems MP3378GY Datasheet HTML 5Page - Monolithic Power Systems MP3378GY Datasheet HTML 6Page - Monolithic Power Systems MP3378GY Datasheet HTML 7Page - Monolithic Power Systems MP3378GY Datasheet HTML 8Page - Monolithic Power Systems MP3378GY Datasheet HTML 9Page - Monolithic Power Systems MP3378GY Datasheet HTML 10Page - Monolithic Power Systems Next Button
Zoom Inzoom in Zoom Outzoom out
 6 / 25 page
background image
MP3378
– 4-CHANNEL WLED CONTROLLER PLUS BUCK CONVERTER
MP3378 Rev. 1.01
www.MonolithicPower.com
6
5/26/2017
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2017 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS (continued)
VIN1 = VIN2 = 12 V, VEN = 5 V, TA = 25°C, unless otherwise noted.
Parameters
Symbol
Condition
Min
Typ
Max
Units
LEDX regulation voltage
VLEDX
ILED = 330 mA
800
mV
ILED = 60 mA
260
mV
PROTECTION
OVP (over-voltage protection)
threshold
VOVP_OV
Rising edge
1.20
1.23
1.26
V
OVP (over-voltage protection)
threshold HYS
VOVP_HYS
HYS
65
mV
OVP UVLO threshold
VOVP_UV
Step-up converter fails
20
57
100
mV
LEDX UVLO threshold
VLEDX_UV
120
190
260
mV
LEDX over-voltage threshold
VLEDX_OV
5.8
6.3
6.8
V
LED short fault cycles
T_LED_OV
4096
Latch-off current limit
VLMT
600
660
720
mV
Thermal protection threshold
TST
150
°C
Thermal protection hysteresis
25
°C
Buck converter section
Supply current (quiescent)
IQ2
VFB = 1 V, AAM = 0.5 V,
WLED controller disabled
150
200
250
μA
VIN2
under-voltage
lockout
threshold
VIN2_UVLO
Rising edge
3.7
3.9
4.1
V
VIN2
under-voltage
lockout
threshold-hysteresis
550
650
750
mV
VCC2 regulator
VCC2
4.65
4.9
5.15
V
VCC2 load regulation
ICC2 = 5 mA
0
1
3
%
HS switch on resistance
HSRDS-ON
VBST-SW = 5 V
144
mΩ
LS switch on resistance
LSRDS-ON
VCC2 = 5 V
58
mΩ
Current limit
ILIMIT
Duty cycle = 40%
4.8
6
7.2
A
Oscillator frequency
fSW2
VFB = 750 mV
190
235
280
kHz
Foldback frequency
fFB
VFB = 200 mV
0.5
fSW2
Maximum duty cycle
DMAX2
VFB = 750 mV
90
95
%
Minimum on time
(5)
TON_MIN
90
ns
Sync frequency range
fSYNC
0.25
2
MHz
Feedback voltage
VFB
TA = 25ºC
779
791
803
mV
Feedback current
IFB
VFB = 820 mV
10
50
nA
Soft-start period
TSS
10% to 90%
0.8
1.5
2.2
ms
AAM source current
IAAM
5.6
6.2
6.8
uA



Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25


数据表 下载

Go To PDF Page


链接网址



ALLDATASHEET是否为您带来帮助?  [ DONATE ] 

关于 Alldatasheet   |   广告服务   |   联系我们   |   隐私政策   |   数据表链接    |   链接交换   |   制造商名单
All Rights Reserved©Alldatasheet.com


Mirror Sites
English : Alldatasheet.com  |   English : Alldatasheet.net  |   Chinese : Alldatasheetcn.com  |   German : Alldatasheetde.com  |   Japanese : Alldatasheet.jp
Russian : Alldatasheetru.com  |   Korean : Alldatasheet.co.kr  |   Spanish : Alldatasheet.es  |   French : Alldatasheet.fr  |   Italian : Alldatasheetit.com
Portuguese : Alldatasheetpt.com  |   Polish : Alldatasheet.pl  |   Vietnamese : Alldatasheet.vn
Indian : Alldatasheet.in  |   Mexican : Alldatasheet.com.mx  |   British : Alldatasheet.co.uk  |   New Zealand : Alldatasheet.co.nz
Family Site : ic2ic.com  |   icmetro.com