JP2018125995A - スイッチング電源装置 - Google Patents
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- JP2018125995A JP2018125995A JP2017017336A JP2017017336A JP2018125995A JP 2018125995 A JP2018125995 A JP 2018125995A JP 2017017336 A JP2017017336 A JP 2017017336A JP 2017017336 A JP2017017336 A JP 2017017336A JP 2018125995 A JP2018125995 A JP 2018125995A
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/22—Conversion of dc power input into dc power output with intermediate conversion into ac
- H02M3/24—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters
- H02M3/28—Conversion of dc power input into dc power output with intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode to produce the intermediate ac
- H02M3/285—Single converters with a plurality of output stages connected in parallel
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
- H02M3/1584—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
- H02M1/0035—Control circuits allowing low power mode operation, e.g. in standby mode using burst mode control
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0048—Circuits or arrangements for reducing losses
- H02M1/0054—Transistor switching losses
- H02M1/0058—Transistor switching losses by employing soft switching techniques, i.e. commutation of transistors when applied voltage is zero or when current flow is zero
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/1557—Single ended primary inductor converters [SEPIC]
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M3/00—Conversion of dc power input into dc power output
- H02M3/02—Conversion of dc power input into dc power output without intermediate conversion into ac
- H02M3/04—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
- H02M3/10—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
- H02M3/145—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
- H02M3/155—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
- H02M3/156—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators
- H02M3/158—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load
- H02M3/1584—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel
- H02M3/1586—Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators including plural semiconductor devices as final control devices for a single load with a plurality of power processing stages connected in parallel switched with a phase shift, i.e. interleaved
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/10—Technologies improving the efficiency by using switched-mode power supplies [SMPS], i.e. efficient power electronics conversion e.g. power factor correction or reduction of losses in power supplies or efficient standby modes
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Dc-Dc Converters (AREA)
Abstract
Description
2a,2b 直流入力端子
3a,3b 直流出力端子
41〜4n コンバータ部
5 電圧比較部
6 制御部
Vi 直流入力電圧
Vo 直流出力電圧
Vp1〜Vpn 駆動電圧
Claims (5)
- 直流入力部と直流出力部との間に並列接続されたn個(nは2以上の整数)のコンバータ部と、当該n個のコンバータ部に対する駆動制御を実行する制御部とを備え、前記直流入力部から入力される直流入力電圧に基づいて直流出力電圧を生成して前記直流出力部から負荷に出力するスイッチング電源装置であって、
予め規定された第1電圧範囲、および上限値が当該第1電圧範囲の上限値より低くかつ下限値が当該第1電圧範囲の下限値よりも低い予め規定された第2電圧範囲の各電圧範囲と前記直流出力電圧とを比較してその比較結果を前記制御部に出力する電圧比較部を有し、
前記制御部は、前記n個のコンバータ部のうちのk1個(k1は、0以上n未満の規定の整数)だけを駆動する第1駆動制御、前記n個のコンバータ部のうちのk2個(k2は、k1を超えn未満の規定の整数)だけを駆動する第2駆動制御、前記n個のコンバータ部のうちのk3個(k3は、k1を超えn未満の規定の整数)だけを駆動する第3駆動制御、および前記n個のコンバータ部のうちのk4個(k4は、k2およびk3を超えn以下の規定の整数)だけを駆動する第4駆動制御を実行可能に構成されると共に、
前記第2駆動制御の実行状態において、前記直流出力電圧が上昇して前記第1電圧範囲の前記上限値に達したとの前記比較結果を取得したときには前記第1駆動制御を実行し、
前記第1駆動制御の実行状態において、前記直流出力電圧が低下して前記第1電圧範囲の前記下限値に達したとの前記比較結果を取得したときには前記第2駆動制御を実行し、
前記第4駆動制御の実行状態において、前記直流出力電圧が上昇して前記第2電圧範囲の前記上限値に達したとの前記比較結果を取得したときには前記第3駆動制御を実行し、
前記第3駆動制御の実行状態において、前記直流出力電圧が低下して前記第2電圧範囲の前記下限値に達したとの前記比較結果を取得したときには前記第4駆動制御を実行し、
前記第2駆動制御の実行状態において、前記直流出力電圧が低下して前記第2電圧範囲の前記下限値に達したとの前記比較結果を取得したときには前記第4駆動制御を実行し、かつ前記第3駆動制御の実行状態において、前記直流出力電圧が上昇して前記第1電圧範囲の前記上限値に達したとの前記比較結果を取得したときには前記第1駆動制御を実行するスイッチング電源装置。 - 前記制御部は、前記負荷が軽負荷のときに前記第2駆動制御および前記第1駆動制御をこの順序で繰り返し実行する軽負荷動作を実行しつつ、新たに実行する前記第2駆動制御および前記第1駆動制御では、直前に実行した前記第2駆動制御および前記第1駆動制御において駆動していない前記コンバータ部を駆動し、かつ前記負荷が前記軽負荷よりも重い重負荷のときに前記第4駆動制御および前記第3駆動制御をこの順序で繰り返し実行する重負荷動作を実行しつつ、新たに実行する前記第4駆動制御および前記第3駆動制御では、直前に実行した前記第4駆動制御および前記第3駆動制御において駆動していない前記コンバータ部を駆動する請求項1記載のスイッチング電源装置。
- 前記制御部は、前記k1をゼロとして前記第1駆動制御を実行する請求項1または2記載のスイッチング電源装置。
- 前記制御部は、前記k4を前記nとして前記第4駆動制御を実行する請求項1から3のいずれかに記載のスイッチング電源装置。
- 前記制御部は、前記第1駆動制御、前記第2駆動制御、前記第3駆動制御および前記第4駆動制御の実行時において前記コンバータ部をバースト駆動する請求項1から4のいずれかに記載のスイッチング電源装置。
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JP2017017336A JP6763315B2 (ja) | 2017-02-02 | 2017-02-02 | スイッチング電源装置 |
US15/883,706 US10476392B1 (en) | 2017-02-02 | 2018-01-30 | Switching power supply device comparing first and second voltage ranges |
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US11387732B2 (en) | 2019-09-12 | 2022-07-12 | Cirrus Logic, Inc. | Efficient use of energy in a switching power converter |
US11469661B2 (en) | 2019-10-25 | 2022-10-11 | Cirrus Logic, Inc. | Multiphase inductive boost converter with multiple operational phases |
US11463008B2 (en) | 2019-11-22 | 2022-10-04 | Cirrus Logic, Inc. | Decreasing output droop in a power converter via an energy storage capacitor |
US11658559B2 (en) * | 2020-05-20 | 2023-05-23 | Cirrus Logic, Inc. | Minimizing voltage droop in a power converter |
CN115668721B (zh) | 2020-05-20 | 2023-08-15 | 思睿逻辑国际半导体有限公司 | 功率转换器中的电流的随机化 |
US11953531B2 (en) | 2020-05-20 | 2024-04-09 | Cirrus Logic Inc. | Sense resistor and method for forming same |
CN115668722B (zh) * | 2020-05-20 | 2024-05-03 | 思睿逻辑国际半导体有限公司 | 使用输出电压阈值预测功率转换器中的负载电流和控制电流 |
US11522460B2 (en) | 2020-07-24 | 2022-12-06 | Cirrus Logic, Inc. | Optimizing the control of a hysteretic power converter at low duty cycles |
US11183849B1 (en) | 2020-07-29 | 2021-11-23 | Cirrus Logic, Inc. | Control of power converter based on dynamic constraint factors |
US11522440B2 (en) | 2020-07-29 | 2022-12-06 | Cirrus Logic, Inc. | Use of shared feedback among two or more reactive schemes |
US11735942B2 (en) | 2020-07-29 | 2023-08-22 | Cirrus Logic Inc. | Maintaining operation within a stable region of a power curve of a power converter |
GB2612487A (en) | 2020-08-14 | 2023-05-03 | Cirrus Logic Int Semiconductor Ltd | Power supply architecture with bidirectional battery idealization |
US11843317B2 (en) | 2021-08-25 | 2023-12-12 | Cirrus Logic Inc. | Pseudo-bypass mode for power converters |
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JP2006187140A (ja) * | 2004-12-28 | 2006-07-13 | Toshiba Corp | コンバータ電源回路 |
JP2006311776A (ja) * | 2005-05-02 | 2006-11-09 | Toyota Motor Corp | 多相電圧変換装置および車両 |
JP2010233439A (ja) * | 2009-03-03 | 2010-10-14 | Toshiba Corp | 電源制御装置、及びそれを用いた電源装置 |
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