(NJM2863 / NJM2864) Ultra Low Noise Low Dropout Voltage Regulator
Description
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NJM2863/64
Ultra Low Noise Low Dropout Voltage Regulator
! PACKAGE OUTLINE
! GENERAL DESCRIPTION The NJM2863/64 is a 2ch low dropout voltage regulator designed for VCO Applications.
Advanced Bipolar technology achieves low noise, high ripple rejection and low quiescent current.
NJM2863F/64F
! FEATURES " High Ripple Rejection 75dB typ.
(f=1kHz) " Output capacitor with 1.
0µF ceramic capacitor " Output Noise Voltage Vno=19µVrms typ.
(Cp=0.
01µF, Co=1.
0µF(Ceramic)) Vno=12µVrms typ.
(Cp=0.
1µF, Co=10µF(Tantalum)) " Output Current Io(max.
)=100mA " High Precision Output Vo±1.
0% " Low Dropout Voltage 0.
10V typ.
(Io=60mA) " ON/OFF Control (Active High) " Internal Short Circuit Current Limit " Internal Thermal Overload Protection " Bipolar Technology " Package Outline MTP5 ! PIN CONFIGURATION
5 4
1 2 3
PIN FUNCTION 1.
CONTROL 2.
GND 3.
NOISE BYPASS 4.
VOUT 5.
VIN NJM2863F
1.
VIN 2.
GND 3.
CONTROL 4.
NOISE BYPASS 5.
VOUT NJM2864F
! EQUIVALENT CIRCUIT
VIN Control Bandgap Reference Thermal Protection Noise Bypass VOUT
GND
! OUTPUT VOLTAGE RANK LIST Device Name VOUT 2.
1V NJM286×F21 2.
5V NJM286×F25 2.
7V NJM286×F27 2.
8V NJM286×F28 2.
85V NJM286×F285
Device Name NJM286×F29 NJM286×F03 NJM286×F33 NJM286×F05
VOUT 2.
9V 3.
0V 3.
3V 5.
0V
Ver.
2004-01-20
-1-
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NJM2863/64
(Ta=25°C) RATINGS UNIT +14 V +14(*note 1) V 200 mW −40 ∼ +85 °C −40 ∼ +125 °C (*note 1): When input voltage is less than +14V, the absolute maximum control voltage is equal to the input voltage.
! ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Input Voltage VIN Control Voltage VCONT Power Dissipation PD Operating Temperature Topr Storage Temperature Tstg ! ELECTRICAL CHARACTERISTICS (VIN=Vo+1V, CIN=0.
1µF, Co=1.
0µF: Vo≥2.
7V (Co=2.
2µF: Vo≤2.
6V), Cp=0.
01µF, Ta=25°C) PARAMETER SYMBOL TEST CONDITION MIN.
TYP.
Output Voltage Vo Io=30mA -1.
0% − Quiescent Current IQ Io=0mA, except Icont 120 − Quiescent Current VCONT=0V IQ(OFF) − − at Control OFF Output Current Io Vo-0.
3V 100 130 Line Regulation ∆Vo...
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