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LP55231 数据表(PDF) 13 Page - Texas Instruments

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部件名 LP55231
功能描述  LP55231 Programmable 9-Output LED Driver
PDF  53 Pages
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制造商  TI [Texas Instruments]
网页  http://www.ti.com
标志 TI - Texas Instruments

LP55231 数据表(HTML) 13 Page - Texas Instruments

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CHARGE PUMP
1X/1.5X
C2
0.47 PF
C1
0.47 PF
COUT
1 PF
VOUT
C1+
C1- C2+
C2-
D/A
D1
D2
D6
D7
D8
D9
PROGRAM
MEMORY
50H TO 6FH;
96 INSTRUCTIONS
PWM PATTERN
GENERATOR
PWM PATTERN
GENERATOR
PWM PATTERN
GENERATOR
12 BIT PWM
PATTERN
CONTROL
8 BIT
MAXIMUM
CURRENT
CONTROL
IDAC AND
HIGH SIDE
LED DRIVERS
SCL
SDA
EN
CLK
INT
ASEL1
ASEL0
TRIG
SERIAL
DATA
CTRL
REG
POR
THERMAL
SHUTDOWN
CLK
DET
1.25 MHz
OSC
BIAS
VREF
CONTROL
GND
CIN
1 PF
VDD
VDD
TEMP
COMP
-25
0
25
50
75
TEMPERATURE °C
0
25
50
75
100
MAXIMUM
SLOPE VALUE
MINIMUM
SLOPE VALUE
NO
COMP.
LP55231
www.ti.com
SNOSCR5 – MARCH 2013
Figure 15. Temperature Compensation Principle
LP55231 Block Diagram
Copyright © 2013, Texas Instruments Incorporated
Submit Documentation Feedback
13
Product Folder Links: LP55231



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