WL2820X30-4/TR [WILLSEMI]
Low noise, High PSRR, High speed, CMOS LDO;型号: | WL2820X30-4/TR |
厂家: | WILLSEMI |
描述: | Low noise, High PSRR, High speed, CMOS LDO |
文件: | 总14页 (文件大小:3256K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
WL2820X
WL2820X
Http://www.sh-willsemi.com
Low noise, High PSRR, High speed, CMOS
LDO
Descriptions
The WL2820X series is a high accuracy, low noise,
high speed, high PSRR, low dropout CMOS Linear
regulator with high ripple rejection. The devices offer a
new level of cost effective performance in cellular
phones, laptop and notebook computers, and other
portable devices.
FBP1x1-4L
The WL2820X has the fold-back maximum output
current which depends on the output voltage. So the
current limit functions both as a short circuit protection
and as an output current limiter.
The WL2820X regulators are available in standard
FBP1x1-4L Package. Standard products are Pb-free
and Halogen-free.
Pin Configuration (Top View)
Features
Input Voltage Range
Output Voltage Range
Output current
:1.4V~5.5V
: 0.9V~3.3V
: 300mA
Quiescent current
Shut-down current
Dropout voltage
: 50μA Typ.
J: Package Code
* : Voltage Code
: < 1μA
: 140mV @ IOUT=0.3A
Y : Year Code
PSRR
Low Output Voltage Noise
Output Voltage Tolerance :±2% @ VOUT>2V
Recommend capacitor : 1μF
Thermal-Overload and Short-Circuit Protection
: 78dB @ 1kHz, VOUT=1.8V
W: Week Code
For detail marking information, please see page 14.
Marking
:13×VOUT μVRMS
Applications
Order Information
For detail order information, please see page 14.
MP3/MP4 Players
Cellphones, radiophone, digital cameras
Bluetooth, wireless handsets
Others portable electronics device
Will Semiconductor Ltd.
1
Apr, 2018 – Rev 1.9
WL2820X
Typical Application
Pin Description
FBP1x1-4L
PIN Symbol Description
1
2
3
4
VOUT
GND
EN
Output
Ground
Enable (Active high)
Input
VIN
GND level, this pin must
connect to GND.
EP
Block Diagram
Will Semiconductor Ltd.
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Apr, 2018 – Rev 1.9
WL2820X
Absolute Maximum Ratings
Parameter
Value
400
Unit
mW
V
Power Dissipation, PD@TA=25℃
VIN Range
-0.3~6.5
-0.3~VIN
-0.3~VIN
400
VEN Range
V
VOUT Range
V
IOUT
mA
oC
oC
oC
Lead Temperature Range
Storage Temperature Range
Operating Junction Temperature Range
MSL
260
-55 ~ 150
150
Level-3
7500
HBM
MM
V
V
ESD Ratings
300
Recommend Operating Ratings
Parameter
Value
Unit
V
oC
Operating Supply voltage
Operating Temperature Range
Thermal Resistance, RθJA (FBP1x1-4L)
1.4~5.5
-40~85
250
oC/W
Will Semiconductor Ltd.
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Apr, 2018 – Rev 1.9
WL2820X
Electronics Characteristics
(Ta=25oC, VIN=VOUT+1V, CIN=COUT=1μF, IOUT=1mA,unless otherwise noted)
Parameter
Symbol
Condition
Min.
0.98×
VOUT
1.4
Typ.
Max.
1.02×
VOUT
5.5
Unit
Output Voltage
VOUT
VOUT
V
Input Voltage
VIN
ILIM
V
Current Limit
VEN=VIN
300
mA
VOUT=3.3V, IOUT=300mA
VOUT=3V, IOUT=300mA
VOUT=2.8V, IOUT=300mA
VOUT=2.5V, IOUT=300mA
VOUT=1.6V, IOUT=300mA
VOUT=1V, IOUT=300mA
VIN=VOUT+0.5V~5.5V
IOUT=1~300mA
118
122
130
140
205
370
1
185
192
204
220
320
555
5
Dropout Voltage
VDROP
mV
Line Regulation
Load Regulation
Quiescent Current
Short Current
△VLINE
△VLoad
IQ
mV
mV
μA
mA
μA
dB
dB
dB
dB
dB
V
15
28
VOUT=2.8V, IOUT=0
50
90
ISHORT
ISHDN
VEN=VIN, VOUT Short to GND
VEN=0V
120
Shut-down Current
1.0
f=100Hz
f=1kHz
80
78
65
56
43
VIN=(VOUT+1V)DC
+
0.5VP-P
Power Supply Rejection Rate
PSRR
f=10kHz
f=100kHz
f=1MHz
I
OUT=10mA,
VOSET=1.8V
EN logic high voltage
EN logic low voltage
EN Input Current
VENH
VENL
IEN
VIN=5.5V, IOUT=1mA
VIN=5.5V, VOUT=0V
VEN= 0 to 5.5V
1
0.4
V
120
13×
VOUT
160
30
nA
Output Noise Voltage
eNO
10Hz to 100KHz, COUT=1μF
μVRMS
Thermal shutdown threshold
Thermal shutdown hysteresis
Auto-discharge Nch Tr, ON
Resistance
TSD
℃
℃
△TSD
RLOW
120
Ω
VIN=4V, VCE=0V, VOUT=2.8V
Will Semiconductor Ltd.
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Apr, 2018 – Rev 1.9
WL2820X
Typical characteristics (Ta=25oC, VIN=VOUT+1V, IOUT=1mA,CIN=COUT=1μF, unless otherwise noted)
(1) EN is driven by square pulse, the duty cycle is less than 20%
VOUT=1.2V
VOUT=1.8V
VOUT=2.8V
Will Semiconductor Ltd.
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Apr, 2018 – Rev 1.9
WL2820X
VOUT=1.8V
50
48
46
44
VIN=EN=2.8V
IO=0mA
-40
-20
0
20
40
60
80
100
120
140
Temperature(Co)
Quiescent Current vs. Temperature
VOUT=1.8V
VOUT=2.8V
VOUT=3.0V
VOUT=3.3V
160
140
120
100
80
160
140
120
100
80
60
60
40
40
VOUT*0.98
250
VOUT*0.98
250
20
20
0
0
0
50
100
150
200
300
0
50
100
150
200
300
Output Current (mA)
Dropout Voltage vs.Output Current
Output Current (mA)
Dropout Voltage vs.Output Current
Will Semiconductor Ltd.
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Apr, 2018 – Rev 1.9
WL2820X
Vout=1.2V(1)
Vout=2.8V(1)
VOUT=1.05V
Vout=1.8V(1)
100
90
80
70
60
50
40
30
100
90
80
70
VIN=3VDC+0.5VPP
VOUT=1.05V COUT=1uF
IOUT=10mA
VIN=3VDC+0.5VPP
VOUT=1.05V COUT=10uF
IOUT=10mA
60
50
40
IOUT=20mA
IOUT=20mA
20
100
1000
10000
100000
1000000
100
1000
10000
100000
1000000
Frequency (Hz)
PSRR vs. Frequency
Frequency (Hz)
PSRR vs. Frequency
Will Semiconductor Ltd.
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Apr, 2018 – Rev 1.9
WL2820X
VOUT=1.8V
VOUT=2.8V
95
90
85
80
75
70
65
60
55
50
45
40
35
100
90
80
70
60
50
40
30
VIN=3.8VDC+0.5VPP
VOUT=2.8V COUT=10uF
IOUT=10mA
VIN=3.8VDC+0.5VPP
VOUT=2.8V COUT=1uF
IOUT=10mA
IOUT=20mA
IOUT=20mA
20
100
1000
10000
100000
1000000
100
1000
10000
100000
1000000
Frequency (Hz)
Frequency (Hz)
PSRR vs. Frequency
PSRR vs. Frequency
Will Semiconductor Ltd.
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Apr, 2018 – Rev 1.9
WL2820X
1.Start up (Soft Start from EN)
VOUT=1.2V
VIN=2.2V,COUT=1μF,IOUT=10mA
VIN=2.2V,COUT=1μF,IOUT=250mA
VIN=2.8V,COUT=1μF,IOUT=300mA
VIN=3.8V,COUT=1μF,IOUT=300mA
VOUT=1.8V
VIN=2.8V,COUT=1μF,IOUT=10mA
VOUT=2.8V
VIN=3.8V,COUT=1μF,IOUT=10mA
Will Semiconductor Ltd.
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Apr, 2018 – Rev 1.9
WL2820X
2.Shutdown (Shutdown from EN)
VOUT=1.2V
VIN=2.2V,COUT=1μF,IOUT=10mA
VIN=2.2V,COUT=1μF,IOUT=300mA
VIN=2.8V,COUT=1μF,IOUT=300mA
VIN=3.8V,COUT=1μF,IOUT=300mA
VOUT=1.8V
VIN=2.8V,COUT=1μF,IOUT=10mA
VOUT=2.8V
VIN=3.8V,COUT=1μF,IOUT=10mA
Will Semiconductor Ltd.
10
Apr, 2018 – Rev 1.9
WL2820X
3.Load & Line Transient
Load step
Line Step
VOUT=1.2V
VIN=2.2V,COUT=1μF,IOUT=1mA-200mA in 1μs
VIN=2.2V-3.2V in 20μs,COUT=1μF,IOUT=1mA
VIN=2.8V-3.8V in 20μs,COUT=1μF,IOUT=1mA
VIN=3.8V-4.8V in 20μs,COUT=1μF,IOUT=1mA
VOUT=1.8V
VIN=2.8V,COUT=1μF,IOUT=1mA-300mA in 1μs
VOUT=2.8V
VIN=3.8V,COUT=1μF,IOUT=1mA-300mA in 1μs
Will Semiconductor Ltd.
11
Apr, 2018 – Rev 1.9
WL2820X
PACKAGE OUTLINE DIMENSIONS
e
FBP1x1-4L
D
b
TOP VIEW
BOTTOM VIEW
SIDE VIEW
Dimensions in Millimeters
Symbol
Min.
0.335
0.950
0.950
0.370
0.370
Typ.
Max.
0.405
1.050
1.050
0.470
0.470
A
D
-
1.000
E
1.000
D1
E1
k
-
-
0.170 Min.
b
0.160
0.010
0.600
0.185
0.210
0.260
0.090
0.700
0.255
c
-
e
0.650
L1
L2
L3
-
0.030 Ref.
-
0.185
0.255
Recommend PCB Layout (Unit: mm)
0.180
Notes:
This recommended land pattern is for reference
purposes only. Please consult your manufacturing
group to ensure your PCB design guidelines are met.
0.360
0.410
1.130
Will Semiconductor Ltd.
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Apr, 2018 – Rev 1.9
WL2820X
TAPE AND REEL INFORMATION
Reel Dimensions
Tape Dimensions
P1
Quadrant Assignments For PIN1 Orientation In Tape
Q1 Q2
Q3
Q1 Q2
Q3
Q4
Q4
User Direction of Feed
RD
W
Reel Dimension
Overall width of the carrier tape
Pitch between successive cavity centers
7inch
8mm
2mm
Q1
13inch
12mm
4mm
Q2
16mm
8mm
Q3
P1
Q4
Pin1 Pin1 Quadrant
Will Semiconductor Ltd.
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Apr, 2018 – Rev 1.9
WL2820X
ORDER INFORMATION
Vout
(V)
Operating
Ordering No.
WL2820X10-4/TR
WL2820X105-4/TR
WL2820X12-4/TR
WL2820X18-4/TR
WL2820X25-4/TR
WL2820X28-4/TR
WL2820X30-4/TR
WL2820X33-4/TR
Package
Marking
Shipping
Temperature
JB
YW
JC
Tape and Reel,
10000
1.0
1.05
1.2
1.8
2.5
2.8
3.0
3.3
FBP1x1-4L
FBP1x1-4L
FBP1x1-4L
FBP1x1-4L
FBP1x1-4L
FBP1x1-4L
FBP1x1-4L
FBP1x1-4L
-40~+85°C
Tape and Reel,
10000
-40~+85°C
-40~+85°C
-40~+85°C
-40~+85°C
-40~+85°C
-40~+85°C
-40~+85°C
YW
JE
Tape and Reel,
10000
YW
JH
Tape and Reel,
10000
YW
JK
Tape and Reel,
10000
YW
JL
Tape and Reel,
10000
YW
JM
YW
JN
Tape and Reel,
10000
Tape and Reel,
10000
YW
Will Semiconductor Ltd.
14
Apr, 2018 – Rev 1.9
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