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PDF BL9195 Data sheet ( Hoja de datos )
| Número de pieza | BL9195 | |
| Descripción | High PSRR CMOS LDO Regulator | |
| Fabricantes | BELLING | |
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BL9195
300mA 3-Pin, Ultra Fast, Ultra Low Dropout
High PSRR CMOS LDO Regulator
FEATURES
DESCRIPTION
Ultra-Fast Response in Line/Load
The BL9195 is designed for portable RF and
Transient
Low Dropout:210mV@300mA
wireless applications with demanding perfor-
Step-DmoawncenaCndosnpavceerrteequrirements. The BL9195
Wide Operating Voltage Range:2V to 6V
Wide Output Voltage Range:1.2V to 5V
performance is optimized for battery-powered,
systems to deliver ultra low noise and low
Low Temperature Coefficient
quiescent current. Regulator ground current
Current Limiting Protection
increases only slightly in dropout, further
Thermal Shutdown Protection
prolonging the battery life. The BL9195 also
Only 1F Output Capacitor Required for
works with low-ESR ceramic capacitors,
Stability
reducing the amount of board space
High Power Supply Rejection Ratio
necessary for power applications, critical in
Custom Voltage Available
hand-held wireless devices. The other fea-
Available in 3-Lead SOT23, SOT89 and
tures include ultra low dropout voltage, high
SOT223 Package
output accuracy, current limiting protection,
and high ripple rejection ratio. Available in 3-
APPLICATIONS
lead SOT23, SOT89 and SOT223 packages.
Cellular and Smart Phones
Battery-Powered Equipment
Laptop, Palmtops, Notebook Computers
Hand-Held Instrument
PCMCIA Cards
MP3/MP4/MP5 Players
Portable Information Appliances
ORDERING INFORMATION
BL9195 XX X X XXX
TYPICAL APPLICATION
BL9195 SOT23-3/SOT89-3/SOT223-3
Package:
RT: SOT23-3
SRT: SOT89-3
TRT: SOT223-3
Features:
P: Standard (default, lead free)
C: Customized
G: Green
Output Voltage Accuracy:
A: ±1%
B: ±2%
Output Voltage:
12: 1.2V 13:1.3V 15: 1.5V 18:1.8V
25:2.5V 27:2.7V 28:2.8V 285: 2.85V
30: 3.0V 32:3.2V 33:3.3V 50:5.0V
CT: custom fixed output (50mV step)
VIN VIN BL9195 VOUT
C1
1uF
C2
1uF
Application hints:
Output capacitor (C2≥2.2uF) is recommended
in BL9195-1.2V, BL9195-1.3V, BL9195-1.5V
and BL9195-1.8V application to assure circuit
stability.
VOUT
PPMIC BU
BL9195 Rev 1.4
11/2012
www.belling.com.cn
Belling Proprietary Information. Unauthorized Photocopy and Duplication Prohibited
©2011 Belling All Rights Reserved
1
1 page  
BL9195
300mA 3-Pin, Ultra Fast, Ultra Low Dropout
High PSRR CMOS LDO Regulator
Typical Performance Characteristics
Output Voltage Vs. Temperature
3.0
VIN=3.6V
2.9 CIN=COUT=1uF
Quiescent Current Vs. Temperature
140
Step-D13o0 wVnIN=3C.6Vonverter
CIN=COUT=1uF
120
110
2.8
100
2.7 90
80
2.6
70
2.5
-50
-25
0 25 50 75
Temperaute(C)
100 125
60
-50
-25
0 25 50 75
Temperature(C)
100 125
Dropout Voltage Vs. Load Current
300
VOUT=2.8V
250 CIN=COUT=1uF
200
150
100
50
0
0
TJ=85C
TJ=25C
TJ=-40C
50 100 150 200 250 300
Load Current(mA)
PSRR
0
-10 VIN=4.2V
-20 CIN=1uF,COUT=1uF,X7R
-30
-40
-50
-60
-70
-80
-90
10
100 1000
Frequency(Hz)
ILOAD=1mA
ILOAD=100mA
ILOAD=200mA
10000
100000
Current Limit Vs. Input Voltage
500
480 CIN=COUT=1uF
460 VOUT=2.8V
440
420
400
380
360
340
320
300
3.0 3.5 4.0 4.5 5.0 5.5
Input Voltage(V)
6.0
VOUT Vs.VIN
3.0
2.9
2.8
2.7
2.6
2.5
VOUT=2.8V
2.4
2.3
CIN=COUT=1uF
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
1.4 ILoad=1mA
1.3 ILoad=100mA
1.2 ILoad=300mA
1.1
1.0
1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 6.0
Input Voltage(V)
,
PPMIC BU
BL9195 Rev 1.4
11/2012
www.belling.com.cn
Belling Proprietary Information. Unauthorized Photocopy and Duplication Prohibited
©2011 Belling All Rights Reserved
5
5 Page 
3. SOT223-3
Package
SOT223-3
BL9195
300mA 3-Pin, Ultra Fast, Ultra Low Dropout
High PSRR CMOS LDO Regulator
Device per reel
2500
Unit
mm
Step-Down Converter
,
PPMIC BU
BL9195 Rev 1.3
1/2011
www.belling.com.cn
Belling Proprietary Information. Unauthorized Photocopy and Duplication Prohibited
©2011 Belling All Rights Reserved
11
11 Page | ||
| Páginas | Total 11 Páginas | |
| PDF Descargar | [ Datasheet BL9195.PDF ] | |
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