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JRC - 2ch ULTRA LOW NOISE LOW DROPOUT VOLTAGE REGULATOR

Numéro de référence NJM2898
Description 2ch ULTRA LOW NOISE LOW DROPOUT VOLTAGE REGULATOR
Fabricant JRC 
Logo JRC 





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NJM2898 fiche technique
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NJM2898
2ch ULTRA LOW NOISE LOW DROPOUT VOLTAGE REGULATOR
! GENERAL DESCRIPTION
The NJM2898 is a 2ch ultra low noise low dropout voltage regulator
designed for VCO Applications.
Advanced Bipolar technology achieves low noise, high ripple
rejection and low quiescent current.
! PACKAGE OUTLINE
NJM2898PB1
! FEATURES
" High Ripple Rejection
75dB typ. (f=1kHz,Vo=3V Version)
" Output Noise Voltage
Vno=19µVrms typ. (Cp=0.01µF, Co=1.0µF(Ceramic))
Vno=12µVrms typ. (Cp=0.1µF, Co=10µF(Tantalum))
" Output capacitor with 1.0uF ceramic capacitor
" Output Current
Io(max.)=100mA × 2ch
" 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
FFP12-B1 (2.0×2.0×0.85mm)
! PIN CONFIGURATION
98 7
789
10 6 6
11 5 5
12 4 4
123
TOP
321
BOTTOM
NJM2898PB1
10
11
12
PIN FUNCTION
1. VOUT2
2. VOUT2
3. GND
4. CONTROL2
5. VIN2
6. VIN1
7. CONTROL1
8. VOUT1
9. VOUT1
10. NOISE BYPASS1
11. NC
12. NOISE BYPASS2
! EQUIVALENT CIRCUIT
VIN1/VIN2
Control1/
Control2
Bandgap
Reference
Thermal
Protection
VOUT1/VOUT2
Noise Bypass1/
Noise Bypass2
GND
Ver.2006-02-21
-1-

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