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參數(shù)資料
| 型號： | MLX10803_05 |
| 廠商： | Electronic Theatre Controls, Inc. |
| 英文描述： | Automotive high power LED driver |
| 中文描述： | 汽車等功率LED驅(qū)動器 |
| 文件頁數(shù)： | 7/25頁 |
| 文件大小： | 866K |
| 代理商： | MLX10803_05 |
IC specification
MLX10803
Automotive high power LED driver
3901010803 Page 7/25
Rev 018 28/SEP/05
Author:
ALX, VAR
revised: TFR/VAR
2.
Nr. Name
1
VREF
2
ROSC
3
IREF1
4
IREF2
5
RSENSE
6
GND
7
DRVGATE Pin driving the gate of the switching transistor
8
VS/PWM
Supply Voltage / PWM signal
Application pins
Function
CMOS input, peak current reference
External resistor sets internal Oscillator frequency. Sets the average discharge time of the coil
External NTC resistor for temperature down regulation
External resistor sets the temperature breakpoint when the NTC resistor starts down regulation
External sense resistor pin for peak current detection
Ground
3.
Parameter
Power supply (VS/PWM)
Absolute maximum ratings
Symbol
vs
Condition Min
DC
Max
32
80
10
Unit
V
V
mA
-0.3
32
-10
Power supply, non operational function (off)
max. 0.5s (Load dump)
Maximum input current in protection circuitry
on any pin
vsmax
Iprot
max 0.5s
In case of
maximum
supply
ratings
Maximum input voltage on RSENSE
Maximum input voltage on IREF2, IREF1,
VREF
Maximum input voltage on ROSC
virsense
Vihv
-0.3
-0.3
11
80
Vdd+0.3
140
150
150
125
120 (SO8)
V
vdrvgatmax
with load
-0.3
V
Maximum junction temperature
Lifetime
Dynamic
Storage temperature
Ambient temperature range
Thermal resistance junction to ambient
Tjunc
-40
-40
-55
C
tambient
rth
-40C
C
K/W
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