参数资料
型号: CAT3604VHV4-GT2
厂商: ON Semiconductor
文件页数: 1/14页
文件大小: 0K
描述: IC LED DVR WHT CLR BACKLT 16TQFN
标准包装: 1
系列: QUAD-Mode®
拓扑: PWM,切换式电容器(充电泵)
输出数: 4
内部驱动器:
类型 - 主要: 背光
频率: 800kHz ~ 1.3MHz
电源电压: 2.5 V ~ 5.5 V
安装类型: 表面贴装
封装/外壳: 16-WQFN 裸露焊盘
供应商设备封装: 16-TQFN(4x4)
包装: 标准包装
工作温度: -40°C ~ 85°C
产品目录页面: 805 (CN2011-ZH PDF)
其它名称: CAT3604VHV4-GT2DKR
CAT3604V
4-Channel Quad-Mode ) LED
Driver with Open/Short LED
Detection
Description
The CAT3604V is a high efficiency Quad ? Mode ? fractional charge
pump that can drive up to four LEDs with input supply voltages as low
as 2.5 V.
An external RSET resistor is used to control the LED channel
brightness while channel diagnostics include automatic detection for
both short and open LED channel conditions, ensuring the CAT3604V
maintains the highest efficiency level in all operating modes.
Each operating mode uses a constant high frequency switching
scheme which allows the use of small form factor external ceramic
capacitors while delivering excellent low noise input supply ripple up
to 5.5 volts.
http://onsemi.com
TQFN ? 16
HV4 SUFFIX
CASE 510AE
PIN CONNECTIONS
The EN input control supports direct PWM dimming and can
accommodate dimming frequencies in excess of 10 kHz thereby
providing extremely high resolution brightness levels.
The device is available in the 16 ? pad low profile 0.8 mm thin QFN
(4 mm x 4 mm).
EN
NC
NC
NC
1
GND
GND
C2+
C2 ?
C1 ?
Features
?
?
?
?
?
?
?
?
?
?
?
Quad ? mode Charge Pump: 1x, 1.33x, 1.5x, 2x
Drives up to 4 LEDs at 30 mA Each
Pin Compatible with Industry Standard ’604
Open/Short LED Automatic Detection
Power Efficiency up to 92%
High Resolution PWM Dimming
Low Noise Supply Ripple in All Modes
Soft Start and Current Limiting
Short Circuit and Thermal Overload Protection
16 ? Pad TQFN Package, 4 mm x 4 mm
These Devices are Pb ? Free, Halogen Free/BFR Free and are RoHS
Compliant
(4 x 4 mm) (Top View)
MARKING DIAGRAMS
CDAK CDAF
AXXX AXXX
YMCC YMCC
CDAK = CAT3604VHV4 ? GT2
CDAF = CAT3604VHV4 ? T2
A = Assembly Location
XXX = Last Three Digits of Assembly Lot Number
Y = Production Year (Last Digit)
Applications
M = Production Month (1 ? 9, A, B, C)
CC = Country of Origin (Two Digit)
?
?
?
?
LCD Display Backlight
Cellular Phones
Digital Still Cameras
Handheld Devices
Note: Two digit code for country of origin:
Thailand = TH
Malaysia = MY
ORDERING INFORMATION
Device
CAT3604VHV4 ? GT2
(Note 1)
CAT3604VHV4 ? T2
Package
TQFN ? 16
(Pb ? Free)
TQFN ? 16
Shipping
2,000/
Tape & Reel
(Pb ? Free)
1. NiPdAu Plated Finish (RoHS ? compliant).
For other finishes, please contact factory.
? Semiconductor Components Industries, LLC, 2010
April, 2010 ? Rev. 3
1
Publication Order Number:
CAT3604V/D
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