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NJM2384

JRC
Part Number NJM2384
Manufacturer JRC
Description DC/DC CONVERTER CONTROL IC
Published Jun 14, 2009
Detailed Description NJM2384 www.DataSheet4U.com DC/DC CONVERTER CONTROL IC WITH CURRENT SENSE AMPLIFIER ■GENERAL DESCRIPTION The NJM2384 is...
Datasheet PDF File NJM2384 PDF File

NJM2384
NJM2384

Overview
NJM2384 www.
DataSheet4U.
com DC/DC CONVERTER CONTROL IC WITH CURRENT SENSE AMPLIFIER ■GENERAL DESCRIPTION The NJM2384 is a low voltage operation DC/DC converter control IC featuring high side current protection and soft start functions.
It is suitable for battery charger, power module application and on-board regulators.
NJM2384D NJM2384M ■PACKAGE OUTLINE ■FEATURES ● PWM switching control ● Operating Voltage 3.
6V to 32V ● Wide Oscillator Range 5kHz to 500 kHz ● Current Sensing Amplifier ● Soft-Start Function ● UVLO (Under Voltage Lockouts) ● Bipolar Technology ● Package Outline DIP14, DMP14, SSOP10 NJM2384V ■PIN CONFIGURATION 1 2 3 4 5 6 7 14 13 12 11 10 9 8 PIN FUNCTION 8.
NC 1.
NC 9.
V+ 2.
IN-1 3.
IN-2 10.
CS 11.
CT 4.
F.
B 12.
REF 5.
GND 13.
IN+ 6.
OUT 7.
NC 14.
NC NJM2384D NJM2384M 1 2 3 4 5 10 9 8 7 6 NJM2384V PIN FUNCTION 6.
V+ 1.
IN-1 2.
IN-2 7.
CS 8.
CT 3.
F.
B 9.
REF 4.
GND 10.
IN+ 5.
OUT Ver 1.
2 - 1 - NJM2384 www.
DataSheet4U.
com ■BLOCK DIAGRAM NC 14 IN + REF 12 CT 11 CS 10 V + NC 8 13 9 VREF CURRENT SENSE AMP OSC L.
O U.
V.
LO ER·AMP 0.
52V PWM 1 NC 2 IN 1 - 3 IN 2 - 4 F.
B 5 GND 6 OUT 7 NC (Package: DIP14, DMP14) IN + REF 9 CT 8 CS 7 V + 10 6 VREF CURRENT SENSE AMP OSC L.
O U.
V.
LO 0.
52V ER·AMP PWM 1 IN 1 - 2 IN 2 - 3 F.
B 4 GND 5 OUT (Package: SSOP10) -2- NJM2384 www.
DataSheet4U.
com ■ABSOLUTE MAXIMUM RATINGS (Ta=25°C) PARAMETER SYMBOL Input Voltage V+ Reference Output Current IOR Output Sink Current ISINK Differential Input Voltage VID Common Mode Input Voltage VIC Power Dissipation PD Operating Temperature Range Storage Temperature Range TOPR TSTG MAXIMUM RATINGS 36 10 200 2.
5 -0.
3 ∼ 2.
5 (DIP 14) 700 (DMP 14) 300 (SSOP 10) 250 -40 ∼ +85 -50 ∼ +150 UNIT V mA mA V V mW °C °C ■ELECTRICAL CHARACTERISTICS (V+=6V,RT=33kΩ,CT=1000pF,Ta=25°C) REFERENCE VOLTAGE BLOCK PARAMETER SYMBOL Output Voltage Line Regulation Load Regulation OSCILLATOR BLOCK PARAMETER Oscillation Frequency Oscillate Fluctuations1 (Line Fluctuations) Oscillate Fl...


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