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R1112N231B-TR-FA [RICOH]

Fixed Positive LDO Regulator, 2.3V, 0.35V Dropout, CMOS, PDSO5, MINI, PLASTIC, SOT-23, 5 PIN;
R1112N231B-TR-FA
型号： R1112N231B-TR-FA
厂家： RICOH ELECTRONICS DEVICES DIVISION    RICOH ELECTRONICS DEVICES DIVISION
描述：

Fixed Positive LDO Regulator, 2.3V, 0.35V Dropout, CMOS, PDSO5, MINI, PLASTIC, SOT-23, 5 PIN

光电二极管 输出元件 调节器
文件： 总21页 (文件大小：231K)
中文：  中文翻译
下载：  下载PDF数据表文档文件
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LOW NOISE 150mA LDO REGULATOR  
NO. EA-059-0204  
5ꢀꢀꢀꢁ1ꢂ6(5,(6  
OUTLINE  
7KHꢆ5ꢀꢀꢀꢁ1ꢆ6HULHVꢆDUHꢆ&026ꢇEDVHGꢆYROWDJHꢆUHJXODWRUꢆ,&VꢆZLWKꢆKLJKꢆRXWSXWꢆYROWDJHꢆDFFXUDF\%ꢆH[WUHPHO\ꢆORZꢆVXSꢇ  
SO\ꢆFXUUHQW%ꢆORZꢆ21ꢇUHVLVWDQFH%ꢆDQGꢆKLJKꢆULSSOHꢆUHMHFWLRQꢂꢆ(DFKꢆRIꢆWKHVHꢆYROWDJHꢆUHJXODWRUꢆ,&VꢆFRQVLVWVꢆRIꢆDꢆYROWDJHꢆUHIꢇ  
HUHQFHꢆXQLW%ꢆDQꢆHUURUꢆDPSOLILHU%ꢆUHVLVWRUV%ꢆDꢆFXUUHQWꢆOLPLWꢆFLUFXLW%ꢆDQGꢆDꢆFKLSꢆHQDEOHꢆFLUFXLWꢂ  
7KHVHꢆ,&VꢆSHUIRUPꢆZLWKꢆORZꢆGURSRXWꢆYROWDJHꢆDQGꢆDꢆFKLSꢆHQDEOHꢆIXQFWLRQꢂꢆ7KHꢆOLQHꢆWUDQVLHQWꢆUHVSRQVHꢆDQGꢆORDGꢆWUDQꢇ  
VLHQWꢆUHVSRQVHꢆRIꢆWKHꢆ5ꢀꢀꢀꢁ1ꢆ6HULHVꢆDUHꢆH[FHOOHQW%ꢆWKXVꢆWKHVHꢆ,&VꢆDUHꢆYHU\ꢆVXLWDEOHꢆIRUꢆWKHꢆSRZHUꢆVXSSO\ꢆIRUꢆKDQGꢇKHOG  
FRPPXQLFDWLRQꢆHTXLSPHQWꢂ  
7KHꢆRXWSXWꢆYROWDJHꢆRIꢆWKHVHꢆ,&VꢆLVꢆIL[HGꢆZLWKꢆKLJKꢆDFFXUDF\ꢂꢆ6LQFHꢆWKHꢆSDFNDJHꢆIRUꢆWKHVHꢆ,&VꢆLVꢆ627ꢇꢁꢈꢇꢉꢆ/0LQLꢇ  
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FEATURES  
• 8OWUDꢇꢋRZꢆ6XSSO\ꢆ&XUUHQWꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ 7\Sꢂꢆꢀꢄꢄµ$  
• 6WDQGE\ꢆ0RGHꢆ&XUUHQWꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ 7\Sꢂꢆꢄꢂꢀµ$  
• ꢋRZꢆ'URSRXWꢆ9ROWDJH ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ 7\Sꢂꢆꢄꢂꢀꢌ9ꢆ/,287 ꢀꢄꢄP$ꢆꢈꢂꢄ9ꢆ2XWSXWꢆW\SHꢊ  
• +LJKꢆ5LSSOHꢆ5HMHFWLRQ ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ 7\SꢂꢆꢍꢄGꢎ/I ꢀN+]ꢊ  
• ꢋRZꢆ7HPSHUDWXUHꢇ'ULIWꢆ&RHIILFLHQWꢆRIꢆ2XWSXWꢆ9ROWDJHꢆ7\Sꢂꢆ“ꢀꢄꢄSSPꢃ°&  
• ([FHOOHQWꢆꢋLQHꢆ5HJXODWLRQꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ 7\Sꢂꢆꢄꢂꢄꢉ=ꢃ9  
• +LJKꢆ2XWSXWꢆ9ROWDJHꢆ$FFXUDF\ ꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ “ꢁꢂꢄ=  
• ([FHOOHQWꢆ'\QDPLFꢆ5HVSRQVH  
• 6PDOOꢆ3DFNDJHꢆꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ 627ꢇꢁꢈꢇꢉꢆ/0LQLꢇPROGꢊ  
• 2XWSXWꢆ9ROWDJHꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ 6WHSZLVHꢆVHWWLQJꢆZLWKꢆDꢆVWHSꢆRIꢆꢄꢂꢀ9ꢆLQꢆWKHꢆUDQJHꢆRIꢆꢀꢂꢉ9ꢆWR  
ꢉꢂꢄ9ꢆLVꢆSRVVLEOH  
• ꢎXLOWꢇLQꢆFKLSꢆHQDEOHꢆFLUFXLWꢆ/ꢁꢆW\SHVꢏꢆ$ꢐꢆDFWLYHꢆORZ%ꢆꢎꢐꢆDFWLYHꢆKLJKꢊ  
• 3LQꢇRXWꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ 6LPLODUꢆWRꢆWKHꢆꢋ3ꢁꢌꢍꢄꢃꢋ3ꢁꢌꢍꢉ  
• ꢎXLOWꢇLQꢆIROGꢇEDFNꢆSURWHFWLRQꢆFLUFXLWꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂꢂ 7\SꢂꢆꢈꢄP$ꢆ/&XUUHQWꢆDWꢆVKRUWꢆPRGHꢊ  
• &HUDPLFꢆFDSDFLWRUVꢆUHFRPPHQGHGꢆWRꢆEHꢆXVHGꢆZLWKꢆWKLVꢆ,&  
APPLICATIONS  
• 3RZHUꢆVRXUFHꢆIRUꢆFHOOXODUꢆSKRQHVꢆVXFKꢆDVꢆ*60%ꢆ&'0$ꢆDQGꢆYDULRXVꢆNLQGꢆRIꢆ3&6Vꢂ  
• 3RZHUꢆVRXUFHꢆIRUꢆHOHFWULFDOꢆDSSOLDQFHVꢆVXFKꢆDVꢆFDPHUDV%ꢆ9&5VꢆDQGꢆFDPFRUGHUVꢂ  
• 3RZHUꢆVRXUFHꢆIRUꢆEDWWHU\ꢇSRZHUHGꢆHTXLSPHQWꢂ  
1
R1112N  
BLOCK DIAGRAM  
R1112Nxx1A  
R1112Nxx1B  
1
5
1
5
V
DD  
VOUT  
V
DD  
VOUT  
Vref  
Vref  
Current Limit  
Current Limit  
CE  
3
GND  
2
CE  
3
GND  
2
SELECTION GUIDE  
7KHꢆRXWSXWꢆYROWDJH%ꢆWKHꢆDFWLYHꢆW\SH%ꢆWKHꢆSDFNLQJꢆW\SH%ꢆDQGꢆWKHꢆWDSLQJꢆW\SHꢆIRUꢆWKHꢆ,&VꢆFDQꢆEHꢆVHOHFWHGꢆDWꢆWKHꢆXVHUꢑV  
UHTXHVWꢂꢆ7KHꢆVHOHFWLRQꢆFDQꢆEHꢆPDGHꢆE\ꢆGHVLJQDWLQJꢆWKHꢆSDUWꢆQXPEHUꢆDVꢆVKRZQꢆEHORZꢐ  
5ꢀꢀꢀꢁ[[[ꢀ[ꢇ[[  
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D E F G  
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Code  
Contents  
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1ꢐꢆ627ꢇꢁꢈꢇꢉꢆ/0LQLꢇPROGꢊ  
D
6HWWLQJꢆ2XWSXWꢆ9ROWDJHꢆ/9287ꢊꢐ  
E
F
G
6WHSZLVHꢆVHWWLQJꢆZLWKꢆDꢆVWHSꢆRIꢆꢄꢂꢀ9ꢆLQꢆWKHꢆUDQJHꢆRIꢆꢀꢂꢉ9ꢆWRꢆꢉꢂꢄ9ꢆLVꢆSRVVLEOHꢂ  
'HVLJQDWLRQꢆRIꢆ$FWLYHꢆ7\SHꢐ  
$ꢐꢆDFWLYHꢆORZꢆW\SH  
ꢎꢐꢆDFWLYHꢆKLJKꢆW\SH  
'HVLJQDWLRQꢆRIꢆ7DSLQJꢆ7\SHꢐ  
([ꢂꢆ75%ꢆ7ꢋꢆ/UHIHUꢆWRꢆ7DSLQJꢆ6SHFLILFDWLRQVꢏꢆ75ꢆW\SHꢆLVꢆWKHꢆVWDQGDUGꢆGLUHFWLRQꢂꢊ  
2
R1112N  
PIN CONFIGURATION  
SOT-23-5  
5
4
V
OUT  
NC  
CE  
(mark side)  
GND  
V
DD  
1
2
3
PIN DESCRIPTION  
Pin No.  
Symbol  
Description  
ꢀ
9''  
*1'  
,QSXWꢆ3LQ  
ꢁ
ꢈ
ꢒ
ꢉ
*URXQGꢆ3LQ  
ꢆRUꢆ&(  
ꢀꢁ  
1&  
&KLSꢆ(QDEOHꢆ3LQ  
1Rꢆ&RQQHFWLRQ  
2XWSXWꢆSLQ  
9287  
ABSOLUTE MAXIMUM RATINGS  
Symbol  
Item  
Rating  
Unit  
9
9,1  
,QSXWꢆ9ROWDJH  
,QSXWꢆ9ROWDJH/  
ꢓꢂꢄ  
ꢆRUꢆ&(ꢆ3LQꢊ  
ꢀꢁ  
9&(  
ꢇꢄꢂꢈꢆaꢆ9,1ꢔꢄꢂꢈ  
ꢇꢄꢂꢈꢆaꢆ9,1ꢔꢄꢂꢈ  
ꢁꢄꢄ  
9
9287  
,287  
2XWSXWꢆ9ROWDJH  
2XWSXWꢆ&XUUHQW  
3RZHUꢆ'LVVLSDWLRQ  
9
P$  
P:  
°&  
°&  
3'  
ꢁꢉꢄ  
7RSW  
7VWJ  
2SHUDWLQJꢆ7HPSHUDWXUHꢆ5DQJH  
6WRUDJHꢆ7HPSHUDWXUHꢆ5DQJH  
ꢇꢒꢄꢆaꢆꢍꢉ  
ꢇꢉꢉꢆaꢆꢀꢁꢉ  
3
R1112N  
ELECTRICAL CHARACTERISTICS  
• R1112Nxx1A  
7RSW ꢁꢉ°&  
Symbol  
9287  
Item  
2XWSXWꢆ9ROWDJH  
2XWSXWꢆ&XUUHQW  
Conditions  
Min.  
Typ.  
Max.  
Unit  
9,1ꢆ ꢆ6HWꢆ9287ꢔꢀ9  
9287  
9287  
9
ꢀP$ꢆ≤ꢆ,287ꢆ≤ꢆꢈꢄP$  
×ꢄꢂꢌꢍ  
×ꢀꢂꢄꢁ  
,287  
9,1ꢀꢇꢆ9287ꢆ ꢆꢀꢂꢄ9  
ꢀꢉꢄ  
P$  
P9  
9,1ꢆ ꢆ6HWꢆ9287ꢔꢀ9  
∆9287ꢃ∆,287 ꢋRDGꢆ5HJXODWLRQ  
ꢀꢁ  
ꢒꢄ  
ꢀP$ꢆ≤ꢆ,287ꢆ≤ꢆꢍꢄP$  
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92ꢋ7$*(  
9',)  
'URSRXWꢆ9ROWDJH  
,66  
6XSSO\ꢆ&XUUHQW  
9,1ꢆ ꢆ6HWꢆ9287ꢔꢀ9  
ꢀꢄꢄ  
ꢄꢂꢀ  
ꢀꢓꢄ  
ꢀꢂꢄ  
µ$  
µ$  
9,1ꢆ ꢆ9&(ꢆ ꢆ6HWꢆ9287ꢔꢀ9  
,VWDQGE\  
6XSSO\ꢆ&XUUHQWꢆ/6WDQGE\ꢊ  
6HWꢆ9287ꢔꢄꢂꢉ9ꢆ≤ꢆ9,1ꢆ≤ꢆꢅ9  
,287ꢆ ꢆꢈꢄP$  
∆9287ꢃ∆9,1 ꢋLQHꢆ5HJXODWLRQ  
ꢄꢂꢄꢉ  
ꢍꢄ  
ꢄꢂꢁꢄ  
=ꢃ9  
Iꢆ ꢆꢀN+]%ꢆ5LSSOHꢆꢄꢂꢉ9SꢇS  
9,1ꢆ ꢆ6HWꢆ9287ꢔꢀ9  
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ꢃ°&  
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538  
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9287ꢆ ꢆꢄ9  
ꢈꢄ  
P$  
0Ω  
9
ꢆ3XOOꢇXSꢆ5HVLVWDQFH  
ꢆ,QSXWꢆ9ROWDJHꢆ´+µ  
ꢆ,QSXWꢆ9ROWDJHꢆ´ꢋµ  
ꢀꢁ  
ꢀꢁ  
ꢀꢁ  
ꢁꢂꢉ  
ꢀꢂꢉ  
ꢉꢂꢄ  
ꢀꢄꢂꢄ  
9,1  
9&(+  
9&(/  
HQ  
ꢄꢂꢄꢄ  
ꢄꢂꢁꢉ  
9
2XWSXWꢆ1RLVH  
ꢎ: ꢀꢄ+]ꢆWRꢆꢀꢄꢄN+]  
ꢈꢄ  
µ9UPV  
4
R1112N  
• R1112Nxx1B  
7RSW ꢁꢉ°&  
Symbol  
Item  
2XWSXWꢆ9ROWDJH  
2XWSXWꢆ&XUUHQW  
∆9287ꢃ∆,287 ꢋRDGꢆ5HJXODWLRQ  
Conditions  
Min.  
Typ.  
Max.  
Unit  
9,1ꢆ ꢆ6HWꢆ9287ꢔꢀ9  
9287  
9287  
9287  
,287  
9
ꢀP$ꢆ≤ꢆ,287ꢆ≤ꢆꢈꢄP$  
×ꢄꢂꢌꢍ  
×ꢀꢂꢄꢁ  
9,1ꢀꢇꢆ9287ꢆ ꢆꢀꢂꢄ9  
ꢀꢉꢄ  
P$  
P9  
9,1ꢆ ꢆ6HWꢆ9287ꢔꢀ9  
ꢀꢁ  
ꢒꢄ  
ꢀP$ꢆ≤ꢆ,287ꢆ≤ꢆꢍꢄP$  
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92ꢋ7$*(  
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9,1ꢆ ꢆ6HWꢆ9287ꢔꢀ9  
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ꢀꢓꢄ  
ꢀꢂꢄ  
µ$  
µ$  
9,1ꢆ ꢆ6HWꢆ9287ꢔꢀ9  
9&( *1'  
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6XSSO\ꢆ&XUUHQWꢆ/6WDQGE\ꢊ  
6HWꢆ9287ꢔꢄꢂꢉ9ꢆ≤ꢆ9,1ꢆ≤ꢆꢅ9  
,287ꢆ ꢆꢈꢄP$  
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9,1ꢆ ꢆ6HWꢆ9287ꢔꢀ9  
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9
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2XWSXWꢆ9ROWDJH  
,287ꢆ ꢆꢈꢄP$  
SSP  
∆9287ꢃ∆7  
“ꢀꢄꢄ  
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ꢃ°&  
,OLP  
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9&(/  
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&(ꢆ,QSXWꢆ9ROWDJHꢆ´ꢋµ  
2XWSXWꢆ1RLVH  
9287ꢆ ꢆꢄ9  
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9
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ꢉꢂꢄ  
ꢀꢄꢂꢄ  
9,1  
ꢄꢂꢄꢄ  
ꢄꢂꢁꢉ  
9
ꢎ: ꢀꢄ+]ꢆWRꢆꢀꢄꢄN+]  
ꢈꢄ  
µ9UPV  
• ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE  
7RSWꢆ ꢆꢁꢉ°&  
Dropout Voltage  
VDIF (V)  
Output Voltage  
VOUT (V)  
Condition  
Typ.  
Max.  
ꢄꢂꢉꢉ  
ꢄꢂꢒꢓ  
ꢄꢂꢈꢉ  
ꢄꢂꢁꢌ  
ꢄꢂꢁꢅ  
ꢀꢂꢉꢆ≤ꢆ9287ꢆ≤ꢆꢀꢂꢅ  
ꢀꢂꢓꢆ≤ꢆ9287ꢆ≤ꢆꢀꢂꢍ  
ꢀꢂꢌꢆ≤ꢆ9287ꢆ≤ꢆꢁꢂꢈ  
ꢁꢂꢒꢆ≤ꢆ9287ꢆ≤ꢆꢁꢂꢓ  
ꢁꢂꢍꢆ≤ꢆ9287ꢆ≤ꢆꢉꢂꢄ  
ꢄꢂꢈꢁ  
ꢄꢂꢁꢍ  
ꢄꢂꢁꢉ  
ꢄꢂꢁꢄ  
ꢄꢂꢀꢌ  
,287ꢆ ꢆꢀꢄꢄP$  
5
R1112N  
OPERATION  
R1112Nxx1A  
R1112Nxx1B  
1
5
1
5
VDD  
VOUT  
VDD  
VOUT  
R1  
R1  
Vref  
Vref  
R2  
R2  
Current Limit  
Current Limit  
CE  
GND  
CE  
3
GND  
3
2
2
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SRVVLEOHꢂ  
6
R1112N  
TEST CIRCUITS  
CE  
CE  
3
3
V
DD  
VOUT  
V
DD  
VOUT  
IN  
OUT  
IN  
OUT  
1
5
1
5
R1112Nxx1B Series  
R1112Nxx1B Series  
I
OUT  
ISS  
2
2
GND  
GND  
2.2µF  
2.2µF  
Fig.1 Standard test Circuit  
Fig.2 Supply Current Test Circuit  
CE  
3
CE  
3
V
DD  
VOUT  
V
DD  
VOUT  
IN  
OUT  
IN  
OUT  
1
5
1
5
R1112Nxx1B Series  
R1112Nxx1B Series  
I
OUT  
P. G  
2
2
GND  
GND  
2.2µF  
I1 I2  
Fig.3 Ripple Rejection, Line Transient Response  
Test Circuit  
Fig.4 Load Transient Response Test Circuit  
7
R1112N  
TYPICAL APPLICATION  
CE  
CE  
IN  
V
DD  
VOUT  
OUT IN  
V
DD  
VOUT  
OUT  
R1112Nxx1A  
Series  
R1112Nxx1B  
Series  
GND  
GND  
Cap.  
Cap.  
Cap.  
Cap.  
/([WHUQDOꢆ&RPSRQHQWVꢊ  
2XWSXWꢆ&DSDFLWRUꢏ &HUDPLFꢆꢁꢂꢁµ)ꢆ/6HWꢆ2XWSXWꢆ9ROWDJHꢆLQꢆWKHꢆUDQJHꢆIURPꢆꢁꢂꢉꢆWRꢆꢉꢂꢄ9ꢊ  
&HUDPLFꢆꢒꢂꢓµ)ꢆ/6HWꢆ2XWSXWꢆ9ROWDJHꢆLQꢆWKHꢆUDQJHꢆIURPꢆꢀꢂꢉꢆWRꢆꢁꢂꢉ9ꢊ  
,QSXWꢆ&DSDFLWRUꢏ &HUDPLFꢆꢁꢂꢁµ)  
8
R1112N  
TYPICAL CHARACTERISTICS  
1) Output Voltage vs. Output Current  
R11x2N151B  
R11x2N201B  
2.5  
2
1.8  
1.6  
1.4  
VIN=2.0V  
VIN=2.5V  
VIN=3.5V  
1.2  
1
V
IN=2.3V  
IN=2.5V  
IN=3.0V  
IN=4.0V  
1.5  
1
V
V
V
0.8  
0.6  
0.4  
0.5  
0
0.2  
0
0
100  
200  
300  
400  
500  
0
100  
200  
300  
400  
500  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
R11x2N301B  
R11x2N401B  
3.5  
3
5
4
3
2
1
0
2.5  
2
V
IN=3.3V  
IN=3.5V  
IN=4.0V  
IN=5.0V  
V
IN=4.3V  
IN=4.5V  
IN=5.0V  
IN=6.0V  
V
V
V
V
V
V
1.5  
1
0.5  
0
0
100  
200  
300  
400  
500  
0
100  
200  
300  
400  
500  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
R11x2N501B  
6
5
4
3
2
1
0
V
IN=5.3V  
IN=5.5V  
IN=6.0V  
IN=7.0V  
V
V
V
0
100  
200  
300  
400  
500  
Output Current IOUT(mA)  
9
R1112N  
2) Output Voltage vs. Input Voltage  
R11x2N151B  
R11x2N201B  
1.600  
2.100  
2.000  
1.900  
1.800  
1.700  
1.600  
1.500  
1.500  
1.400  
1.300  
1.200  
1.100  
1.000  
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
IOUT=1mA  
IOUT=30mA  
IOUT=50mA  
1
2
2
2
3
4
5
6
7
7
7
1
2
3
4
5
6
7
Input Voltage VIN(V)  
Input Voltage VIN(V)  
R11x2N301B  
R11x2N401B  
3.100  
3.000  
2.900  
2.800  
2.700  
2.600  
2.500  
4.500  
4.000  
3.500  
3.000  
2.500  
I
I
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
I
I
3
4
5
6
2
3
4
5
6
7
Input Voltage VIN(V)  
Input Voltage VIN(V)  
R11x2N501B  
5.500  
5.000  
4.500  
4.000  
3.500  
3.000  
2.500  
I
OUT=1mA  
OUT=30mA  
OUT=50mA  
I
I
3
4
5
6
Input Voltage VIN(V)  
10  
R1112N  
3) Dropout Voltage vs. Output Current  
R11x2N151B  
R11x2N201B  
0.600  
0.600  
0.500  
0.400  
0.300  
0.200  
0.100  
0.000  
Topt=-40°C  
Topt=25°C  
Topt=85°C  
Topt=-40°C  
Topt=25°C  
Topt=85°C  
0.500  
0.400  
0.300  
0.200  
0.100  
0.000  
0
0
0
50  
100  
150  
150  
150  
0
50  
100  
150  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
R11x2N301B  
R11x2N401B  
0.600  
0.500  
0.400  
0.300  
0.200  
0.100  
0.000  
0.600  
0.500  
0.400  
0.300  
0.200  
0.100  
0.000  
Topt=-40°C  
Topt=25°C  
Topt=85°C  
Topt=-40°C  
Topt=25°C  
Topt=85°C  
50  
100  
0
50  
100  
150  
Output Current IOUT(mA)  
Output Current IOUT(mA)  
R11x2N501B  
0.600  
0.500  
0.400  
0.300  
0.200  
0.100  
0.000  
Topt=-40°C  
Topt=25°C  
Topt=85°C  
50  
100  
Output Current IOUT(mA)  
11  
R1112N  
4) Output Voltage vs. Temperature  
R11x2N151A/B  
R11x2N201B  
V
IN=2.5V CIN=1µF  
V
IN=3.0V CIN=1µF  
C
OUT=2.2µF IOUT=30mA  
C
OUT=2.2µF IOUT=30mA  
1.53  
1.52  
2.10  
2.08  
2.06  
2.04  
2.02  
2.00  
1.98  
1.96  
1.94  
1.92  
1.90  
1.51  
1.50  
1.49  
1.48  
1.47  
-50  
-50  
-50  
-25  
-25  
-25  
0
25  
100  
50  
75  
-50  
-25  
0
25  
100  
50  
75  
Temperature Topt (°C)  
Temperature Topt (°C)  
R11x2N301A/B  
R11x2N401A/B  
V
IN=5.0V CIN=1µF  
V
IN=4.0V CIN=1µF  
COUT=2.2µF IOUT=30mA  
C
OUT=2.2µF IOUT=30mA  
4.08  
4.06  
4.04  
4.02  
3.06  
3.04  
3.02  
3.00  
2.98  
4.00  
3.98  
3.96  
3.94  
2.96  
2.94  
3.92  
-50  
-25  
0
25  
100  
0
25  
100  
50  
75  
50  
75  
Temperature Topt (°C)  
Temperature Topt (°C)  
R11x2N501A/B  
VIN=6.0V CIN=1µF  
COUT=2.2µF IOUT=30mA  
5.10  
5.08  
5.06  
5.04  
5.02  
5.00  
4.98  
4.96  
4.94  
4.92  
4.90  
0
25  
100  
50  
75  
Temperature Topt (°C)  
12  
R1112N  
5) Supply Current vs. Input Voltage  
R11x2N151B  
R11x2N201B  
120  
120  
100  
100  
80  
60  
40  
20  
0
80  
60  
40  
20  
0
1
1
1
2
2
2
3
4
5
6
6
6
7
7
7
1
2
3
4
5
6
7
Input Voltage VIN (V)  
Input Voltage VIN (V)  
R11x2N301B  
R11x2N401B  
120  
100  
120  
100  
80  
60  
40  
20  
0
80  
60  
40  
20  
0
3
4
5
1
2
3
4
5
6
7
Input Voltage VIN (V)  
Input Voltage VIN (V)  
R11x2N501B  
120  
100  
80  
60  
40  
20  
0
3
4
5
Input Voltage VIN (V)  
13  
R1112N  
6) Supply Current vs. Temperature  
R11x2N151A/B  
VIN=2.5V CIN=1µF  
COUT=2.2µF  
200  
150  
100  
50  
200  
150  
100  
50  
0
0
-50  
-25  
-25  
-25  
0
25  
50  
75  
100  
-50  
-25  
0
25  
50  
75  
100  
Temperature Topt (°C)  
Temperature Topt (°C)  
R11x2N301A/B  
R11x2N401A/B  
V
C
IN=4.0V CIN=1µF  
OUT=2.2µF  
V
IN=5.0V CIN=1µF  
COUT=2.2µF  
200  
150  
100  
50  
200  
150  
100  
50  
0
0
-50  
0
25  
50  
75  
100  
-50  
-25  
0
25  
50  
75  
100  
Temperature Topt (°C)  
Temperature Topt (°C)  
R11x2N501A/B  
V
C
IN=6.0V CIN=1µF  
OUT=2.2µF  
200  
150  
100  
50  
0
-50  
0
25  
50  
75  
100  
Temperature Topt (°C)  
14  
R1112N  
7) Ripple Rejection vs. Frequency  
R11x2N151A/B  
R11x2N201A/B  
VIN=2.5V+0.5Vp-p  
V
IN=3.0V+0.5Vp-p  
COUT=2.2µF IOUT=30mA  
COUT=2.2µF IOUT=30mA  
90.00  
80.00  
90.00  
80.00  
70.00  
60.00  
50.00  
40.00  
30.00  
70.00  
60.00  
50.00  
40.00  
30.00  
20.00  
10.00  
0.00  
20.00  
10.00  
0.00  
0.1  
0.1  
0.1  
1
10  
100  
0.1  
1
10  
100  
Frequency Freq (kHz)  
Frequency Freq (kHz)  
R11x2N301A/B  
R11x2N401A/B  
V
IN=4.0V+0.5Vp-p  
OUT=2.2µF IOUT=30mA  
V
IN=5.0V+0.5Vp-p  
OUT=2.2µF IOUT=30mA  
C
C
90.00  
80.00  
90.00  
80.00  
70.00  
60.00  
50.00  
40.00  
30.00  
70.00  
60.00  
50.00  
40.00  
30.00  
20.00  
10.00  
0.00  
20.00  
10.00  
0.00  
1
10  
100  
0.1  
1
10  
100  
Frequency Freq (kHz)  
Frequency Freq (kHz)  
R11x2N501A/B  
V
IN=6.0V+0.5Vp-p  
OUT=2.2µF IOUT=30mA  
C
90.00  
80.00  
70.00  
60.00  
50.00  
40.00  
30.00  
20.00  
10.00  
0.00  
1
10  
100  
Frequency Freq (kHz)  
15  
R1112N  
8) Ripple Rejection vs. Input Voltage (DC bias)  
R11x2N301B  
R11x2N301B  
C
OUT=Ceramic 2.2µF  
C
OUT=Ceramic 2.2µF  
IOUT=1mA  
IOUT=10mA  
90.00  
80.00  
90.00  
80.00  
70.00  
60.00  
50.00  
40.00  
30.00  
70.00  
60.00  
50.00  
40.00  
30.00  
f=400Hz  
f=1kHz  
f=10kHz  
f=400Hz  
f=1kHz  
f=10kHz  
20.00  
10.00  
0.00  
20.00  
10.00  
0.00  
3.10  
3.20  
3.30  
3.40  
3.50  
3.10  
3.20  
3.30  
3.40  
3.50  
Input Voltage VIN (V)  
Input Voltage VIN (V)  
R11x2N301B  
C
OUT=Ceramic 2.2µF  
IOUT=50mA  
90.00  
80.00  
70.00  
60.00  
50.00  
40.00  
30.00  
f=400Hz  
f=1kHz  
f=10kHz  
20.00  
10.00  
0.00  
3.10  
3.20  
3.30  
3.40  
3.50  
Input Voltage VIN (V)  
9) Input Transient Response  
7RSW ꢁꢉ°&  
R11x2N151B  
Tek Run : 2.50MS/s Average  
VIN  
1→  
2→  
9,1 ꢁꢂꢉ9↔ꢈꢂꢉ9  
V
OUT  
,287 ꢈꢄP$  
&,1 QRQH  
&287 ꢁꢂꢁµ)  
WUꢃWI ꢉµV  
ChC1h1 1.00V  
Ch2 20.0mV M20.0µs  
16  
R1112N  
7RSW ꢁꢉ°&  
R11x2N201B  
Tek Run : 2.50MS/s Average  
VIN  
1→  
2→  
9,1 ꢈꢂꢄ9↔ꢒꢂꢄ9  
V
OUT  
,287 ꢈꢄP$  
&,1 QRQH  
&287 ꢁꢂꢁµ)  
WUꢃWI ꢉµV  
Ch1 1.00V  
Ch2 20.0mV M20.0µs  
7RSW ꢁꢉ°&  
R11x2N301B  
Tek Run : 2.50MS/s Average  
VIN  
1→  
2→  
9,1 ꢒꢂꢄ9↔ꢉꢂꢄ9  
,287 ꢈꢄP$  
&,1 QRQH  
V
OUT  
&287 ꢁꢂꢁµ)  
WUꢃWI ꢉµV  
Ch1 1.00V  
Ch2 20.0mV M20.0µs  
7RSW ꢁꢉ°&  
R11x2N401B  
Tek Run : 2.50MS/s Average  
V
IN  
1→  
2→  
9,1 ꢉꢂꢄ9↔ꢅꢂꢄ9  
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17  
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10) Load Transient Response  
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7RSW ꢁꢉ°&  
Tek Run : 2.50MS/s Average  
IOUT  
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7RSW ꢁꢉ°&  
R11x2N201B  
Tek Run : 2.50MS/s Average  
IOUT  
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OUT  
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18  
R1112N  
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7RSW ꢁꢉ°&  
R11x2N501B  
Tek Run : 2.50MS/s Average  
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9,1 ꢅꢂꢄ9  
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19  
R1112N  
TECHNICAL NOTES  
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CE  
3
1
V
OUT1  
5
Ceramic  
Cap.  
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IN  
GND  
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2
VIN  
I
OUT  
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R11x2N151B  
R11x2N151B  
COUT=4.7µF,CIN=2.2µF  
C
OUT=2.2µF,CIN=2.2µF  
100  
10  
100  
10  
1
0.1  
1
0.1  
0.01  
0.01  
0
30  
60  
90  
120  
150  
0
30  
60  
90  
120  
150  
IOUT (mA)  
IOUT (mA)  
20  
R1112N  
R11x2N301B  
R11x2N301B  
C
OUT=2.2µF,CIN=2.2µF  
C
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100  
10  
100  
10  
1
0.1  
1
0.1  
0.01  
0.01  
0
30  
60  
90  
120  
150  
0
30  
60  
90  
120  
150  
IOUT (mA)  
IOUT (mA)  
21  

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