6(5,(6 EA-074-0204 OUTLINE 6HULHV &026EDVHG YROWDJH UHJ
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SC82 120mA REGULATOR
6(5,(6
EA-074-0204
OUTLINE
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FEATURES
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APPLICATIONS
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R1140Q
BLOCK DIAGRAMS
R1140Qxx1B R1140Qxx1D
VOUT
VOUT
Vref Current Limit
Vref Current Limit
SELECTION GUIDE
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R1140Q
CONFIGURATION
SC-82AB
Mark side
DESCRIPTION
Symbol 9287 2XWSXW *URXQG &KLS (QDEOH ,QSXW Description
ABSOLUTE MAXIMUM RATINGS
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R1140Q
ELECTRICAL CHARACTERISTICS
R1140Qxx1B/R1140Qxx1D Symbol 9287 ,287 Item 2XWSXW 9ROWDJH 2XWSXW &XUUHQW Conditions 9287 ,287 9287 Min. 9287 Typ. Max. 9287 7RSW Unit
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R1140Q
ELECTRICAL CHARACTERISTICS OUTPUT VOLTAGE 7RSW Dropout Voltage Output Voltage VOUT Condition 9287 9287 9287 9287 9287 ,287 VDIF Typ. Max.
TECHNICAL NOTES
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R1140Q
TEST CIRCUITS
VOUT IOUT VOUT R1140Q SERIES
C1=Tantal 1.0µF C2=Tantal 2.2µF
Fig.1 Standard test Circuit
VOUT
R1140Q SERIES
VOUT
IOUT
C1=Tantal 1.0µF C2=Tantal 2.2µF
R1140Q SERIES
Pulse Generator
Fig.2 Supply Current Test Circuit
Fig.3 Ripple Rejection, Line Transient Response Test Circuit
VOUT
IOUTa IOUTb
R1140Q SERIES
C1=Tantal 1.0µF C2=Tantal 2.2µF
Fig.4 Load Transient Response Test Circuit
TYPICAL APPLICATION
VOUT R1140Q SERIES
([WHUQDO &RPSRQHQWV 2XWSXW &DSDFLWRU 7DQWDOXP 7\SH
R1140Q
TYPICAL CHARACTERISTICS
Output Voltage Output Current R1140Q151x
Output Voltage VOUT
R1140Q281x
3.5V
VIN=1.8V
2.0V
2.5V 0.05 0.15 0.25 Output Current IOUT
R1140Q401x
Output Voltage VOUT
6.0V VIN=4.3V 4.5V
0.05
5.0V
0.15 0.25 Output Current IOUT
Output Voltage Input Voltage R1140Q151x
Input Voltage Input Voltage
Output Voltage VOUT
R1140Q281x
Output Voltage VOUT
30mA 50mA
30mA 50mA
R1140Q
R1140Q401x
Input Voltage 30mA 50mA
Dropout Voltage Output Current R1140Q151x
Output Current IOUT (mA) 85°C 25°C -40°C
Output Voltage VOUT
R1140Q281x
0.25 85°C 25°C -40°C
Dropout Voltage VDIF
Dropout Voltage VDIF
0.15
0.05 Output Current IOUT (mA)
R1140Q401x
0.18 85°C 25°C -40°C
Dropout Voltage VDIF
0.16 0.14 0.12 0.08 0.06 0.04 0.02
Output Current IOUT (mA)
R1140Q
Output Voltage Temperature R1140Q151x
1.54 1.53
Output Voltage VOUT
R1140Q281x
2.86 2.84 2.82 2.80 2.78 2.76 2.74
1.52 1.51 1.50 1.49 1.48 1.47 1.46 Temperature Topt (°C)
Output Voltage VOUT
Temperature Topt (°C)
R1140Q401x
4.08 4.06
Output Voltage VOUT
4.04 4.02 4.00 3.98 3.96 3.94 3.92 Temperature Topt (°C)
Supply Current Input Voltage R1140Q151x
Supply Current (µA)
Supply Current (µA)
R1140Q281x
Input Voltage
Input Voltage
R1140Q
R1140Q401x
Supply Current (µA)
Input Voltage
Supply Current Temperature R1140Q151x
VIN=2.5V
R1140Q281x
VIN=3.8V
Supply Current (µA)
Supply Current (µA)
Temperature Topt (°C)
Temperature Topt (°C)
R1140Q401x
VIN=5.0V
Supply Current (µA)
Temperature Topt (°C)
R1140Q
Dropout Voltage Output Voltage
Dropout Voltage VDIF
Output Voltage Vreg 10mA 30mA 50mA 120mA
Ripple Rejection Frequency R1140Q151x
Ripple Rejection (dB)
R1140Q151x
VIN=2.5VDC+0.5Vp-p COUT=tantal 2.2µF, Topt=25°C
VIN=2.5VDC+0.5Vp-p COUT=tantal 1.0µF, Topt=25°C
10.0 Frequency (kHz) 100.0 50mA 30mA
Ripple Rejection (dB)
10.0 Frequency (kHz) 100.0 50mA 30mA
R1140Q281x
VIN=3.8VDC+0.5Vp-p COUT=tantal 1.0µF, Topt=25°C
Ripple Rejection (dB)
R1140Q281x
VIN=3.8VDC+0.5Vp-p COUT=tantal 2.2µF, Topt=25°C
Ripple Rejection (dB)
10.0 Frequency (kHz) 100.0 50mA 30mA
10.0 Frequency (kHz) 100.0 50mA 30mA
R1140Q
R1140Q401x
VIN=5.0VDC+0.5Vp-p COUT=tantal 1.0µF, Topt=25°C
R1140Q401x
VIN=5.0VDC+0.5Vp-p COUT=tantal 2.2µF, Topt=25°C
Ripple Rejection (dB)
10.0 Frequency (kHz) 100.0 50mA 30mA
Ripple Rejection (dB)
10.0 Frequency (kHz) 100.0 50mA 30mA
Ripple Rejection Input Bias R1140Q281x
IOUT=1mA
Ripple Rejection (dB) Ripple Rejection (dB)
R1140Q281x
IOUT=30mA 1kHz 10kHz 100kHz
Input Voltage 1kHz 10kHz 100kHz
Input Voltage
R1140Q281x
IOUT=50mA
Ripple Rejection (dB)
1kHz 10kHz 100kHz
Input Voltage
R1140Q
Input Transient Response R1140Q281x
VIN=3.8V 4.8V, tr=tf=5µs COUT=tantal 1.0µF, IOUT=30mA
Output Voltage VOUT
2.80 2.79 2.78 2.77
VOUT
Time (µs)
R1140Q281x
VIN=3.8V 4.8V, tr=tf=5µs COUT=tantal 2.2µF, IOUT=30mA
Input Voltage Input Voltage
Output Voltage VOUT
2.80 2.79 2.78 2.77
VOUT
Time (µs)
R1140Q281x
VIN=3.8V 4.8V, tr=tf=5µs COUT=tantal 6.8µF, IOUT=30mA
Output Voltage VOUT
2.80 2.79 2.78 2.77
VOUT
Time (µs)
Input Voltage
R1140Q
Load Transient Response R1140Q281x
VIN=3.8V, CIN=tantal 1.0µF COUT=tantal 1.0µF
IOUT
2.85 VOUT 2.80 2.75 2.70 Time (µs)
R1140Q281x
VIN=3.8V, CIN=tantal 1.0µF COUT=tantal 2.2µF
Output Current IOUT (mA) Output Current IOUT (mA)
Output Voltage VOUT
IOUT VOUT 2.80 2.75 2.70 Time (µs)
2.85
R1140Q281x
VIN=3.8V, CIN=tantal 1.0µF COUT=tantal 6.8µF IOUT VOUT 2.80 2.75 2.70 Time (µs)
Output Voltage VOUT
2.85
Output Current IOUT (mA)
Output Voltage VOUT
R1140Q
TECHNICAL NOTES
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VIN=3.8V, CIN=Ceramic1.0µF COUT=Ceramic2.2µH
R1140Q281x
VIN=3.8V, CIN=Ceramic2.2µF COUT=Ceramic2.2µH
Load Current IOUT (mA)
0.01
0.01 Load Current IOUT (mA)
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