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NJU#7640

Description
Switching converters, voltage regulators and controllers step-down IC W/over current protection
Categorysemiconductor    Power management   
File Size143KB,10 Pages
ManufacturerNew JRC
Websitehttps://www.njr.com
Environmental Compliance
Download Datasheet Parametric View All

NJU#7640 Overview

Switching converters, voltage regulators and controllers step-down IC W/over current protection

NJU#7640 Parametric

Parameter NameAttribute value
MakerNew JRC
Product CategorySwitching Converters, Regulators and Controllers
RoHSyes
On-off level300 KHz to 1,000 MHz
range of working temperature- 40 C to + 85 C
Installation styleSMD/SMT
Package/boxTVSP-8
NJU7640
Step-Down switching regulator IC with Over Current Protection
■GENERAL
DESCRIPTION
NJU7640
is a high speed low voltage operation switching
regulator control IC with over current protection. It features a totem
pole driver that can directly drive an external MOS-FET.
It includes pulse-by-pulse over current protection to limit switching
current.
■PACKAGE
OUTLINE
NJU7640RB1
■FEATURES
PWM switching control
Pulse-by-pulse over current protection
Operating Voltage
2.2V to 8V
Wide Oscillator Range 300kHz to 1MHz
Maximum Duty Cycle
100%
Quiescent Current
800µA typ.
Soft-Start Function
Internal : 16ms typ. or adjustable
Dead Time Control
C-MOS Technology
Package Outline
NJU7640RB1 : TVSP8
■PRODUCT
VARIATION
NJU7650
Constant Current Control
NJU7640
Over Current Protection
NJU7630
PWM Control
■PIN
CONFIGURATION
1
2
3
4
8
7
6
5
NJU7640RB1
PIN FUNCTION
1. OUT
2. V
+
3. FB
4. IN-
5. SENSE
6. DTC
7. RT
8. GND
Ver.2006-07-11
-1-
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