參數(shù)資料
型號： MP1519
廠商： Monolithic Power Systems, Inc.
英文描述： 1x, 1.5x, 2x High Efficiency Charge Pump 4 White LED Driver
中文描述： 1倍，1.5倍，2倍高效充電泵4白光LED驅動器
文件頁數(shù)： 2/8頁
文件大?。?/td> 216K
代理商： MP1519
MP1519 – 1X, 1.5X, 2X CHARGE PUMP 4 WHITE LED DRIVER
MP1519 Rev. 1.9
7/27/2006
www.MonolithicPower.com
2
MPS Proprietary Information. Unauthorized Photocopy and Duplication Prohibited.
2006 MPS. All Rights Reserved.
TM
PACKAGE REFERENCE
Part Number*
Package
QFN16
(3mm x 3mm)
Temperature
MP1519DQ
–40
°
C to +85
°
C
*
For Tape & Reel, add suffix –Z (eg. MP1519DQ–Z)
For RoHS Compliant Packaging, add suffix –LF
(eg. MP1519DQ–LF–Z)
ABSOLUTE MAXIMUM RATINGS
(1)
V
BATT
to GND .............................................. 6.5V
Power Dissipation (QFN)........................... 1.0W
Logic Inputs to GND ...................–0.3V to +6.5V
Storage Temperature ..............–65
°
C to +150
°
C
Junction Temperature...............................150
°
C
Recommended Operating Conditions
(2)
Input Voltage VBATT......................2.5V to 5.5V
Operating Temperature .............–40
°
C to +85
°
C
Thermal Resistance
(3)
3x3 QFN16 .............................60...... 14...
°
C/W
θ
JA
θ
JC
Notes:
1) Exceeding these ratings may damage the device.
2) The device is not guaranteed to function outside of its
operating conditions.
3) Measured on approximately 1” square of 1 oz copper.
ELECTRICAL CHARACTERISTICS
V
BATT
= 5V, T
A
= +25
°
C, unless otherwise noted.
Parameter
Input Supply Voltage
Symbol
V
BATT
Condition
I
LED
= 20mA, V
BATT
Decreasing,
V
LED
= 3.35V @ 20mA
I
LED
= 20mA, V
BATT
Decreasing,
V
LED
= 3.35V @ 20mA
V
BATT
Increasing,
V
LED
= 3.35V @ 20mA
V
BATT
Increasing,
V
LED
= 3.35V @ 20mA
4 LEDs at 20mA, 2x Mode,
V
BATT
= 2.5V
I
BATT SHDN
V
EN
= 0V
I
LED MATCH
I
LED
= 20mA
V
EN (HIGH)
V
EN (LOW)
I
EN
V
EN
= 5V
F
CP
V
BATT
= 3.3V
T
OFF
Enable Switched Low
F
HPWM
I
LED
R
SET
= 1.54k
Min
2.5
Typ
Max
5.5
Units
V
V
BATT
at 1x to 1.5x Mode Switch
V
BATT 1x-1.5x
3.6
V
V
BATT
at 1.5x to 2x Mode Switch
V
BATT 1.5x-2x
2.8
V
V
BATT
at 2x to 1.5x Mode Switch
V
BATT 2x-1.5x
3.1
V
V
BATT
at 1.5x to 1x Mode Switch
V
BATT 1.5x-1x
3.8
V
Supply Current
I
BATT
164
180
mA
Supply Current Shutdown
Current Matching
(4)
Enable Voltage, High
Enable Voltage, Low
Enable Pin Leakage
Charge Pump Frequency
Time to Standby Mode
(5)
Enable Pin PWM Frequency Limit
LED Current
0.1
1.5
2.0
1.0
0.1
1.3
30
50
20
1
μ
A
%
V
V
μ
A
MHz
μ
s
KHz
mA
5.0
2.2
1
1.6
22
0.8
1.0
18
Notes:
4) Matching is defined as the difference of the maximum to minimum current divided by the sum of the maximum and minimum currents.
5) Standby mode switches to shutdown when the output voltage on LEDC drifts back to GND.
TOP VIEW
LED2
EXPOSED PAD
CONNECT TO PIN 8
PIN 1 ID
LED4
NC
GND
C1A
EN
RADJ
GND
C2B
1
2
3
4
13
14
15
16
8
7
6
5
LEDC
C1B
C2A
BATT
BATT
LED1
LED3
12
11
10
9
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相關代理商/技術參數(shù)
參數(shù)描述
MP1519DQ 制造商:MPS 制造商全稱:Monolithic Power Systems 功能描述:1x, 1.5x, 2x High Efficiency Charge Pump 4 White LED Driver
MP1519DQL 制造商:MPS 制造商全稱:Monolithic Power Systems 功能描述:1x, 1.5x, 2x High Efficiency Charge Pump 3 White LED Driver
MP1519DQ-LF-P 功能描述:電荷泵 4 LED, 2.5 - 5.5Vin Charge pump driver RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube
MP1519DQ-LF-Z 功能描述:電荷泵 4 LED, 2.5 - 5.5Vin Charge pump driver RoHS:否 制造商:Maxim Integrated 功能:Inverting, Step Up 輸出電壓:- 1.5 V to - 5.5 V, 3 V to 11 V 輸出電流:100 mA 電源電流:1 mA 最大工作溫度:+ 70 C 封裝 / 箱體:SOIC-8 Narrow 封裝:Tube
MP1519DQTL 制造商:MPS 制造商全稱:Monolithic Power Systems 功能描述:1x, 1.5x, 2x High Efficiency Charge Pump 3 White LED Driver
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