Ripple filter cellular phones Overview AN8000MS ripple filte

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Ripple filter cellular phones Overview AN8000MS ripple filte

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AN8000MS
Ripple filter cellular phones
Overview
AN8000MS ripple filter that rejects ripple component superimposed regulator output. bias cellular phones improves makes high-quality telephone communication possible. Furthermore, decreasing difference between voltages, drop power supply voltage reduced.
(0.65) 2.80 -0.30
+0.20 +0.25
Unit:
1.50 -0.05 (0.65)
1.90±0.20 (0.95) (0.95)
2.90 +0.20 -0.05
0.10
drop voltage reduced transistor used pass transistor) mounting area reduced adopting mini-type 6-pin package
1.10+0.20 -0.10
(0.80)
0.30 0.40±0.20
Applications
Cellular phones others
MINI-6D
Block Diagram
VOUT
Voltage control
Constant current
Switch
On/Off
0.16+0.10 -0.06
Features
0.30 +0.10 -0.05
(1.45)
Publication date: February 2002
SDH00013DEB
AN8000MS
Descriptions
Symbol VOUT On/Off Description Input Capacitor connection Capacitor connection Output Ground Control
Absolute Maximum Ratings
Parameter Supply voltage Supply current Output current Allowable application voltage on/off Allowable maximum capacitance Allowable maximum capacitance Power dissipation
Symbol VON/OFF Topr Tstg
Rating +125
Unit
Operating ambient temperature Storage temperature
Note) Except operating ambient temperature storage temperature, ratings 25°C. power dissipation shown value 75°C.
Recommended Operating Range
Parameter Supply voltage Symbol Range Unit
Electrical Characteristics 25°C
Parameter Output voltage Output voltage Output voltage Output voltage Output voltage Output voltage Symbol Conditions IOUT IOUT IOUT IOUT IOUT IOUT 2.10 1.95 2.60 2.60 6.70 6.60 2.27 2.14 2.79 2.66 6.87 6.74 Unit
SDH00013DEB
AN8000MS
Electrical Characteristics 25°C (continued)
Parameter Consumption current Consumption current Consumption current Consumption current Consumption current Consumption current Load regulation Load regulation Load regulation Consumption current against load change Consumption current against load change Consumption current against load change Ripple rejection ratio Ripple rejection ratio Ripple rejection ratio Symbol REGL1 REGL2 REGL3 IREG1 IREG2 IREG3 Conditions IOUT IOUT IOUT IOUT IOUT IOUT IOUT IOUT IOUT IOUT IOUT IOUT 0.15 IOUT 0.15 IOUT 0.15 IOUT -420 -400 -600 -550 -2.0 -2.0 -100 -100 -150 -322 -304 -490 -450 -1.5 -1.7 Unit
Application Notes
curves MINI-6D package
Power dissipation
Independent without heat sink (25°C) Independent without heat sink (75°C)
Ambient temperature (°C)
SDH00013DEB
AN8000MS
Application Notes (continued)
Main characteristics
Output voltage
IOUT
2.68
Ripple rejection ratio (dB)
Output voltage
2.66
2.64
2.62
IOUT
Ambient temperature (°C)
Ambient temperature (°C)
frpl
Ripple rejection ratio (dB)
65°C 25°C -25°C
100k
Ripple frequency frpl (Hz)
Transient response Test circuit conditions Input Reg. Input SYNPWRR
AN8000MS Output SYNPWRR 0.015
SDH00013DEB
Output V-out
Transient characteristics (SYNPWR, VOUT) Leading edge
-25°C Falling edge
Total
SYNPWR
SYNPWR
VOUT
Transient response (continued)
VOUT
VOUT
µs/div.
Application Notes (continued)
ms/div.
SYNPWR
µs/div.
25°C
SYNPWR
VOUT
VOUT
VOUT
µs/div.
SYNPWR
SYNPWR
SYNPWR
VOUT
VOUT
VOUT
SDH00013DEB
SYNPWR
µs/div.
SYNPWR
ms/div.
µs/div.
65°C
AN8000MS
ms/div.
µs/div.
AN8000MS
Application Circuit Examples
Application system example
ripple component superimposed regulator output rejected.
Voltage battery
Regulator
Ripple filter AN8000MS
Application circuit example
VOUT
0.015
Voltage control
Load
Constant current
Switch
On/Off
pattern AN8000MS
SDH00013DEB
Request your special attention precautions using technical information semiconductors described this material
export permit needs obtained from competent authorities Japanese Government products technologies described this material controlled under "Foreign Exchange Foreign Trade Law" exported taken Japan. technical information described this material limited showing representative characteristics applied circuit examples products. does constitute warranting industrial property, granting relative rights, granting license. products described this material intended used standard applications general electronic equipment (such office equipment, communications equipment, measuring instruments household appliances). Consult sales staff advance information following applications: Special applications (such airplanes, aerospace, automobiles, traffic control equipment, combustion equipment, life support systems safety devices) which exceptional quality reliability required, failure malfunction products directly jeopardize life harm human body. applications other than standard applications intended. products product specifications described this material subject change without notice reasons modification and/or improvement. final stage your design, purchasing, products, therefore, most up-to-date Product Standards advance make sure that latest specifications satisfy your requirements. When designing your equipment, comply with guaranteed values, particular those maximum rating, range operating power supply voltage heat radiation characteristics. Otherwise, will liable defect which arise later your equipment. Even when products used within guaranteed values, redundant design recommended, that such equipment violate relevant laws regulations because function products. When using products which packing required, observe conditions (including shelf life after-unpacking standby time) agreed upon when specification sheets individually exchanged. part this material reprinted reproduced means without written permission from company.
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These materials intended reference assist customers with selection Panasonic semiconductor products best suited their applications. modification other reasons, information contained this material, such available product types, technical data, subject change without notice. Customers advised contact semiconductor sales office obtain latest information before starting precise technical research and/or purchasing activities. Panasonic endeavoring continually improve quality reliability these materials there always possibility that further rectifications will required future. Therefore, Panasonic will assume liability damages arising from errors etc. that appear this material. These materials solely intended customer's individual use. Therefore, without prior written approval Panasonic, other such reproducing, selling, distributing this material third party, Internet other way, prohibited.
2001

Ripple filter cellular phones Overview AN8000MS ripple filte

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