参数资料
型号: MC34844EP
厂商: Freescale Semiconductor
文件页数: 36/62页
文件大小: 0K
描述: IC LED DVR BACKLIGHT 10CH 32QFN
视频文件: LED backlighting with MC34844
标准包装: 490
恒定电流:
拓扑: PWM,升压(升压)
输出数: 10
内部驱动器:
类型 - 主要: 背光
频率: 可调节/可选择
电源电压: 7 V ~ 28 V
输出电压: 8 V ~ 60 V
安装类型: 表面贴装
封装/外壳: 32-VFQFN 裸露焊盘
供应商设备封装: 32-QFN 裸露焊盘(5x5)
包装: 托盘
工作温度: -40°C ~ 105°C
产品目录页面: 809 (CN2011-ZH PDF)
配用: KIT34844EPEVME-ND - BOARD EVAL 10CH MC34844 LED DVR
MC34844A
ELECTRICAL CHARACTERISTICS
MAXIMUM RATINGS
ELECTRICAL CHARACTERISTICS
MAXIMUM RATINGS
Table 10. Maximum Ratings
All voltages are with respect to ground unless otherwise noted. Exceeding these ratings may cause a malfunction or
permanent damage to the device.
Ratings
Symbol
Value
Unit
ELECTRICAL RATINGS
Maximum Pin Voltages
A0/SEN
I0, I1, I2, I3, I4, I5, I6, I7, I8, I9 (17)
EN, VIN
SWA, SWB, VOUT
FAIL, PIN, NIN, ISET, M/~S, CK, PWM
V MAX
7.0
45
30
65
6.0
V
Maximum LED Current
I MAX
85
mA
ESD Voltage
(14)
V ESD
V
Human Body Model (HBM)
Machine Model (MM)
THERMAL RATINGS
+2000
+200
Ambient Temperature Range
Junction to Ambient Temperature (15)
Junction to Case Temperature (15)
Maximum junction temperature
Storage temperature range
Peak Package Reflow Temperature During Reflow (16)
T A
T θ JA
T θ JC
T J
T STO
T PPRT
-40 to 105
32
3.5
150
-40 to 150
260
°C
°C/W
°C/W
°C
°C
°C
Power Dissipation
TA = 25°C
TA = 70°C
TA = 85°C
TA = 105°C
3.9
2.5
2.0
1.4
W
Notes
14. ESD testing is performed in accordance with the Human Body Model (HBM) (AEC-Q100-2), and the Machine Model (MM) (AEC-Q100-
003), R ZAP = 0 Ω
15.
16.
17.
Per JEDEC51 Standard for Multilayer PCB
Pin soldering temperature limit is for 10 seconds maximum duration. Not designed for immersion soldering. Exceeding these limits may
cause malfunction or permanent damage to the device.
45 V is the Maximum allowable voltage on all LED channels in off-state.
34844A
Analog Integrated Circuit Device Data
36
Freescale Semiconductor
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