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參數(shù)資料
| 型號： | R1131N331B-TR |
| 廠商： | RICOH COMPANY LTD |
| 元件分類： | 固定正電壓單路輸出LDO穩(wěn)壓器 |
| 英文描述： | 3.3 V FIXED POSITIVE LDO REGULATOR, 0.35 V DROPOUT, PDSO5 |
| 封裝： | SOT-23, 5 PIN |
| 文件頁數(shù)： | 15/19頁 |
| 文件大?。?/td> | 276K |
| 代理商： | R1131N331B-TR |
R1131x
5
Topt
=25°C
Symbol
Item
Conditions
Min.
Typ.
Max.
Unit
VOUT
Output Voltage
VIN
=Set VOUT+1V
1
A <
= IOUT <
= 30mA
Note 1
VOUT
×0.98
(
30mV)
VOUT
×1.02
(30mV)
V
IOUT
Output Current
VIN
VOUT =1.0V
300
mA
VOUT/
IOUT
Load Regulation
VIN
=Set VOUT+1V
1mA <
= IOUT <
= 300mA
40
70
mV
VDIF
Dropout Voltage
Refer to the ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE
VIN
=Set VOUT+1V,VOUT<1.8V
80
111
A
ISS1
Supply Current
VIN
=Set VOUT+1V,VOUT >
= 1.8V
60
90
A
Istandby Supply Current (Standby)
VIN
=Set VOUT+1V, VCE=GND
0.1
1.0
A
VOUT/
VIN
Line Regulation
Set VOUT+0.5V <
= VIN <
= 6.0V
IOUT
=30mA
Set VOUT<0.9V: 1.4V <
= VIN <
= 6.0V
0.01
0.15
%/V
RR
Ripple Rejection
f
=1kHz, Ripple 0.2Vp-p
VIN
=Set VOUT+1V,IOUT =30mA
65
dB
VIN
Input Voltage
1.4
6.0
V
VOUT/
T
Output Voltage
Temperature Coefficient
IOUT
=30mA
40°C <
= Topt <
= 85°C
±100
ppm
/
°C
ILIM
Short Current Limit
VOUT
=0V
50
mA
RPDC
CE Pull-down Resistance
1.87
5.00
12.00
M
VCEH
CE Input Voltage “H”
1.0
VIN
V
VCEL
CE Input Voltage “L”
0.0
0.3
V
VEN
Output Noise
BW
=10Hz to 100kHz
30
Vrms
RLOW
Nch On Resistance for auto
discharge
(applied to D version only)
VCE
=0V
60
Note1:
±30mV tolerance for VOUT <
= 1.5V.
ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE
Topt
= 25°C
Dropout Voltage
VDIF (V)
VDIF
Output Voltage VOUT
(V)
Condition
Typ.
Max.
0.8
=VOUT
0.620
0.850
0.9
=VOUT
0.550
0.780
1.0 <
= VOUT <
= 1.5
0.480
0.700
1.5 <
= VOUT <
= 2.6
0.310
0.450
2.6 <
= VOUT
IOUT
= 300mA
0.230
0.350
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