R1131D172B-TR-F [RICOH]
Fixed Positive LDO Regulator, 1.7V, 0.45V Dropout, CMOS, PDSO6, LEAD FREE, HSON-6;
| 型号： | R1131D172B-TR-F |
| 厂家： | 
RICOH ELECTRONICS DEVICES DIVISION |
| 描述： | Fixed Positive LDO Regulator, 1.7V, 0.45V Dropout, CMOS, PDSO6, LEAD FREE, HSON-6 光电二极管 输出元件 调节器 |
| 文件： | 总1页 (文件大小：80K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
R1131x Series
Low Voltage 300mA LDO
The R1131x Series are CMOS-based LDO regulators featuring 300mA output. The input voltage (VIN) is as low as Min. 1.4V and the
output voltage can be set from 0.8V. The CE pin can switch the regulator into standby mode. Ceramic capacitors can be used.
>
(VOUT 1.0V)
=
FEATURES
<
• Supply Current (ISS) ························Typ. 80μA (VIN=SET VOUT+1V, VOUT 1.8V)
• Output Voltage Accuracy ················± 2%
>
Typ. 60μA (Same as above, VOUT 1.8V)
• Temp. coeff. of Output Voltage ·······Typ. ± 100ppm/°C
• Line Regulation·······························Typ. 0.01%/V
• Fold-back Protection Circuit············Current limit Typ. 50mA
• Auto-Discharge function ·················D Version
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• Standby Current (Istandby) ·················Typ. 0.1μA (Same as above, in standby)
• Dropout Voltage (VDIF) ····················Typ. 0.23V (IOUT=300mA, VOUT=2.8V)
• Ripple Rejection (RR)·····················Typ. 65dB (f=1kHz)
• Input Voltage Range (VIN)···············1.4V to 6.0V
• Output Voltage Range (VOUT)··········0.8V to 3.3V (internally fixed)
• Packages········································SON-6, SOT-23-5, HSON-6
• Ceramic capacitors can be used. ···1μF or more (VOUT 1.0V)
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BLOCK DIAGRAMS
R1131xxxxA
R1131xxxxB
R1131xxxxD
(
"L" active)
(CE pin "H" active)
(With Auto-Discharge function)
CE
pin
V
DD
VOUT
VDD
VOUT
V
DD
VOUT
-
-
-
+
+
Vref
+
Vref
Vref
Current Limit
Current Limit
Current Limit
GND
GND
GND
CE
CE
CE
SELECTION GUIDES
.
xx
.
: Specify the output voltage within the range 0.8V (
in 0.1V steps.
.
08
.
) to 3.3V (
.
33
.
)
Package
SON-6
SOT-23-5
HSON-6
Quantity per Reel
Part No.
3,000 pcs
3,000 pcs
3,000 pcs
R1131D
R1131N
R1131D
.
.
.
xx
xx.
xx.
.
1.
1.
2.
∗-TR-F
∗-TR-F
∗-TR-F
.
.
: Select the polarity of the CE pin from (
.
A
.
) "L" active, (
.
B
.
) "H" active or
∗
(.
D
.
)
"H" active with auto-discharge function
.
PACKAGES (Top View)
TYPICAL CHARACTERISTIC
R1131x33xx Dropout Voltage vs. Output Current
SON-6
SOT-23-5
HSON-6
5
4
6
5
4
6
5
4
0.40
∗
∗
85°C
0.35
25°C
0.30
-40°C
0.25
0.20
0.15
0.10
0.05
0
1
2
3
1
2
3
1
2
3
1
2
3
4
5
6
VDD
NC
VOUT
NC
1
2
3
4
5
VDD
GND
1
2
3
4
5
6
VDD
NC
VOUT
NC
GND
CE or CE
NC
VOUT
0
50
100
150 200 250 300
GND
Output Current IOUT (mA)
CE or CE
CE or CE
∗) The tab and tab suspension leads on back side are substrate level (GND).
APPLICATIONS
• Power source for hand-held communication equipment, cameras, and VCRs • Power source for battery-powered equipment
• Power source for home appliances
No.EK-116-100119
CMOS LDO Regulator
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