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NJU7690 Datasheet دیتاشیت PDF دانلود

دیتاشیت - JRC - Switching Regulator IC / TVSP10

شماره قطعه NJU7690
شرح مفصل Switching Regulator IC / TVSP10
تولید کننده JRC 
آرم JRC 


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NJU7690 شرح
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NJU7690
High Efficiency Synchronous Step-Down switching regulator IC
GENERAL DESCRIPTION
NJU7690 is a synchronous step-down switching regulator IC.
Internal soft-start function, dead time control and timer latch
function are included, requiring no external components. All
parameters can be optimized by additional external components for
design flexibility.
PACKAGE OUTLINE
NJU7690RB2
FEATURES
Synchronous Rectification
PWM switching control
Standby Function
Operating Voltage
2.2V to 8V
Wide Oscillator Range 300kHz to 1MHz
Maximum Duty Cycle 100%
Quiescent Current
Operating :800µA typ.
Standby :1µA max.
Soft-Start Function
Internal : 16ms typ. or adjustable
Dead Time Control
Timer Latch for Short Circuit Protection
C-MOS Technology
Package Outline
NJU7690RB2 : TVSP10
PRODUCT VARIATION
NJU7690
Synchronous
rectification
NJU7631
PWM/PFM
Light Load to
Efficiency
NJU7630
PWM Control
PIN CONFIGURATION
PIN FUNCTION
1. OUTP
1 10 2. V+
2
9
3. FB
4. IN-
3 8 5. SCP
4
7
6. ON/OFF
7. DTC
5 6 8. RT
9. GND
NJU7690RB2
10. OUTN
Ver.2006-08-01
-1-

قانون اساسیصفحه 9
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