電圧 - 入力（最小） is 4.5V - PMIC - 電圧レギュレータ - DC DCスイッチングレギュレータ Distributor - A7985ATR A7986A A7986ATR - CHIPSIC

品番	メーカー/ブランド	簡単な説明	部品ステータス	関数	出力構成	トポロジー	出力タイプ	出力数	電圧 - 入力（最小）	電圧 - 入力（最大）	電圧 - 出力（最小/固定）	電圧 - 出力（最大）	電流出力	周波数 - スイッチング	同期整流器	動作温度	取付タイプ	パッケージ/ケース	サプライヤデバイスパッケージ
A7985ATR	STMicroelectronics	IC Regulators BUCK ADJ 2A POWERSO-8	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	38V	0.6V	38V	2A	250kHz	No	-40°C ~ 150°C (TJ)	Surface Mount	8-SOIC (0.154", 3.90mm Width) Exposed Pad	8-HSOP-EP
A7986A	STMicroelectronics	IC Regulators BUCK ADJ 3A 8HSOP	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	38V	0.6V	38V	3A	250kHz	No	-40°C ~ 150°C (TJ)	Surface Mount	8-SOIC (0.154", 3.90mm Width) Exposed Pad	8-HSOP-EP
A7986ATR	STMicroelectronics	IC Regulators BUCK ADJ 3A 8HSOP	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	38V	0.6V	38V	3A	250kHz	No	-40°C ~ 150°C (TJ)	Surface Mount	8-SOIC (0.154", 3.90mm Width) Exposed Pad	8-HSOP-EP
L7980	STMicroelectronics	IC Regulators BUCK ADJ 2A 8VFQFPN	Discontinued at -	Step-Down	Positive	Buck	Adjustable	1	4.5V	28V	0.6V	28V	2A	250kHz ~ 1MHz	No	-40°C ~ 150°C (TJ)	Surface Mount	8-VFQFN Exposed Pad	8-VFQFPN (3x3)
L7980TR	STMicroelectronics	IC Regulators BUCK ADJ 2A 8VFQFPN	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	28V	0.6V	28V	2A	250kHz ~ 1MHz	No	-40°C ~ 150°C (TJ)	Surface Mount	8-VFDFN Exposed Pad	8-VFQFPN (3x3)
L7981	STMicroelectronics	IC Regulators BUCK ADJ 3A 8VFQFPN	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	28V	0.6V	28V	3A	250kHz ~ 1MHz	No	-40°C ~ 150°C (TJ)	Surface Mount	8-VFDFN Exposed Pad	8-VFQFPN (3x3)
L7981ATR	STMicroelectronics	IC Regulators BUCK ADJ 3A 8HSOP	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	28V	0.6V	28V	3A	250kHz ~ 1MHz	No	-40°C ~ 150°C (TJ)	Surface Mount	8-SOIC (0.154", 3.90mm Width) Exposed Pad	8-HSOP-EP
L7981TR	STMicroelectronics	IC Regulators BUCK ADJ 3A 8VFQFPN	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	28V	0.6V	28V	3A	250kHz ~ 1MHz	No	-40°C ~ 150°C (TJ)	Surface Mount	8-VFDFN Exposed Pad	8-VFQFPN (3x3)
L7985	STMicroelectronics	IC Regulators BUCK ADJ 2A 10VDFPN	Discontinued at -	Step-Down	Positive	Buck	Adjustable	1	4.5V	38V	0.6V	38V	2A	250kHz ~ 1MHz	No	-40°C ~ 150°C (TJ)	Surface Mount	10-VFDFN Exposed Pad	10-VFQFPN (3x3)
L7985ATR	STMicroelectronics	IC Regulators BUCK ADJ 2A 8-PWRSOIC	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	38V	0.6V	38V	2A	250kHz ~ 1MHz	No	-40°C ~ 150°C (TJ)	Surface Mount	8-SOIC (0.154", 3.90mm Width) Exposed Pad	8-HSOP
L7986A	STMicroelectronics	IC Regulators BUCK ADJ 3A 8-HSOP	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	38V	0.6V	38V	3A	250kHz ~ 1MHz	No	-40°C ~ 150°C (TJ)	Surface Mount	8-SOIC (0.154", 3.90mm Width) Exposed Pad	8-HSOP
L7986ATR	STMicroelectronics	IC Regulators BUCK ADJ 3A 8-HSOP	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	38V	0.6V	38V	3A	250kHz ~ 1MHz	No	-40°C ~ 150°C (TJ)	Surface Mount	8-SOIC (0.154", 3.90mm Width) Exposed Pad	8-HSOP
L7986TA	STMicroelectronics	IC Regulators BUCK ADJ 3A 8-HSOP	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	38V	0.6V	38V	3A	250kHz ~ 1MHz	No	-40°C ~ 150°C (TJ)	Surface Mount	8-SOIC (0.154", 3.90mm Width) Exposed Pad	8-HSOP-EP
L7986TR	STMicroelectronics	IC Regulators BUCK ADJ 3A 10VDFPN	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	38V	0.6V	38V	3A	250kHz ~ 1MHz	No	-40°C ~ 150°C (TJ)	Surface Mount	10-VFDFN Exposed Pad	-
LM20333MH/NOPB	Texas Instruments	IC Regulators BUCK ADJ 3A SYNC 20TSSOP	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	36V	0.8V	32V	3A	200kHz	Yes	-40°C ~ 125°C (TJ)	Surface Mount	20-PowerTSSOP (0.173", 4.40mm Width)	20-HTSSOP
LM22670MR-5.0/NOPB	Texas Instruments	IC Regulators BUCK 5V 3A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Fixed	1	4.5V	42V	5V	-	3A	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22670MR-ADJ/NOPB	Texas Instruments	IC Regulators BUCK ADJ 3A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	42V	1.285V	37V	3A	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22670MRE-5.0/NOPB	Texas Instruments	IC Regulators BUCK 5V 3A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Fixed	1	4.5V	42V	5V	-	3A	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22670MRE-ADJ/NOPB	Texas Instruments	IC Regulators BUCK ADJ 3A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	42V	1.285V	37V	3A	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22670MRX-5.0/NOPB	Texas Instruments	IC Regulators BUCK 5V 3A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Fixed	1	4.5V	42V	5V	-	3A	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22670MRX-ADJ/NOPB	Texas Instruments	IC Regulators BUCK ADJ 3A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	42V	1.285V	37V	3A	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22670TJ-ADJ/NOPB	Texas Instruments	IC Regulators BUCK ADJ 3A TO263-7	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	42V	1.285V	37V	3A	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	TO-263-7 Thin	TO-263-7 Thin
LM22671MR-5.0/NOPB	Texas Instruments	IC Regulators BUCK 5V 0.5A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Fixed	1	4.5V	42V	5V	-	500mA	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22671MR-ADJ/NOPB	Texas Instruments	IC Regulators BUCK ADJ 0.5A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	42V	1.285V	37V	500mA	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22671MRE-5.0/NOPB	Texas Instruments	IC Regulators BUCK 5V 0.5A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Fixed	1	4.5V	42V	5V	-	500mA	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22671MRE-ADJ/NOPB	Texas Instruments	IC Regulators BUCK ADJ 0.5A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	42V	1.285V	37V	500mA	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22671MRX-5.0/NOPB	Texas Instruments	IC Regulators BUCK 5V 0.5A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Fixed	1	4.5V	42V	5V	-	500mA	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22671MRX-ADJ/NOPB	Texas Instruments	IC Regulators BUCK ADJ 0.5A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	42V	1.285V	37V	500mA	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22672MRE-ADJ/NOPB	Texas Instruments	IC Regulators BUCK ADJ 1A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	42V	1.285V	37V	1A	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22672QMRX-ADJ/NOPB	Texas Instruments	IC Regulators BUCK ADJ 1A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	42V	1.285V	37V	1A	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM22676QMRX-ADJ/NOPB	Texas Instruments	IC Regulators BUCK ADJ 3A 8SOPWRPAD	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	42V	1.285V	37V	3A	500kHz	No	-40°C ~ 125°C (TJ)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
LM2594HVN-12	Texas Instruments	IC Regulators BUCK 12V 0.5A 8-DIP	Obsolete	Step-Down	Positive	Buck	Fixed	1	4.5V	60V	12V	-	500mA	150kHz	No	-40°C ~ 125°C (TJ)	Through Hole	8-DIP (0.300", 7.62mm)	8-PDIP
LM2597HVN-12/NOPB	Texas Instruments	IC Regulators BUCK 12V 0.5A 8-DIP	Active	Step-Down	Positive	Buck	Fixed	1	4.5V	60V	12V	-	500mA	150kHz	No	-40°C ~ 125°C (TJ)	Through Hole	8-DIP (0.300", 7.62mm)	8-PDIP
LM2597HVN-5.0/NOPB	Texas Instruments	IC Regulators BUCK 5V 0.5A 8-DIP	Active	Step-Down	Positive	Buck	Fixed	1	4.5V	60V	5V	-	500mA	150kHz	No	-40°C ~ 125°C (TJ)	Through Hole	8-DIP (0.300", 7.62mm)	8-PDIP
LM2597N-12/NOPB	Texas Instruments	IC Regulators BUCK 12V 0.5A 8-DIP	Active	Step-Down	Positive	Buck	Fixed	1	4.5V	40V	12V	-	500mA	150kHz	No	-40°C ~ 125°C (TJ)	Through Hole	8-DIP (0.300", 7.62mm)	8-PDIP
LM2597N-3.3/NOPB	Texas Instruments	IC Regulators BUCK 3.3V 0.5A 8-DIP	Active	Step-Down	Positive	Buck	Fixed	1	4.5V	40V	3.3V	-	500mA	150kHz	No	-40°C ~ 125°C (TJ)	Through Hole	8-DIP (0.300", 7.62mm)	8-PDIP
LM2597N-5.0/NOPB	Texas Instruments	IC Regulators BUCK 5V 0.5A 8-DIP	Active	Step-Down	Positive	Buck	Fixed	1	4.5V	40V	5V	-	500mA	150kHz	No	-40°C ~ 125°C (TJ)	Through Hole	8-DIP (0.300", 7.62mm)	8-PDIP
LM2597N-ADJ/NOPB	Texas Instruments	IC Regulators BUCK ADJ 0.5A 8-DIP	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	40V	1.2V	37V	500mA	150kHz	No	-40°C ~ 125°C (TJ)	Through Hole	8-DIP (0.300", 7.62mm)	8-PDIP
PM6644TR	STMicroelectronics	IC Regulators BCK ADJ/3.47V 0.35A 10DFN	Active	Step-Down	Positive	Buck	Adjustable (Fixed)	1	4.5V	25V	0.9V (3.47V)	8V	350mA	200kHz ~ 600kHz	Yes	-40°C ~ 125°C (TJ)	Surface Mount	10-VFDFN Exposed Pad	10-DFN (3x3)
PQ1CX12H2ZPQ	Sharp Microelectronics	IC Regulators BUCK ADJ 2.5A 16SOIC	Obsolete	Step-Down	Positive	Buck	Adjustable	1	4.5V	33V	1.26V	24V	2.5A	150kHz	No	-30°C ~ 85°C (TA)	Surface Mount	8-SOIC (0.173", 4.40mm Width)	8-SOP
RT2875BQGCP	Richtek USA Inc.	IC Regulators BUCK ADJ 3A SYNC 14TSSOP	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	36V	0.6V	24V	3A	300kHz ~ 2.1MHz	Yes	-40°C ~ 105°C (TA)	Surface Mount	14-TSSOP (0.173", 4.40mm Width) Exposed Pad	14-TSSOP-EP
ST662ABD-TR	STMicroelectronics	IC Regulators SWTCHD Capacitor 12V 30MA 8SOIC	Active	Step-Up	Positive	Charge Pump	Fixed	1	4.5V	5.5V	12V	-	30mA	400kHz	No	-40°C ~ 85°C (TA)	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SO
ST662ACD	STMicroelectronics	IC Regulators SWTCHD Capacitor 12V 30MA 8SOIC	Obsolete	Step-Up	Positive	Charge Pump	Fixed	1	4.5V	5.5V	12V	-	30mA	400kHz	No	0°C ~ 70°C (TA)	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SO
ST662ACD-TR	STMicroelectronics	IC Regulators SWTCHD Capacitor 12V 30MA 8SOIC	Active	Step-Up	Positive	Charge Pump	Fixed	1	4.5V	5.5V	12V	-	30mA	400kHz	No	0°C ~ 70°C (TA)	Surface Mount	8-SOIC (0.154", 3.90mm Width)	8-SO
ST662ACN	STMicroelectronics	IC Regulators SWTCHD Capacitor 12V 30MA 8DIP	Obsolete	Step-Up	Positive	Charge Pump	Fixed	1	4.5V	5.5V	12V	-	30mA	400kHz	No	0°C ~ 70°C (TA)	Through Hole	8-DIP (0.300", 7.62mm)	-
TPS54354PWPRG4	Texas Instruments	IC Regulators BCK 1.8V 3A SYNC 16HTSSOP	Active	Step-Down	Positive	Buck	Fixed	1	4.5V	20V	1.8V	-	3A	250kHz, 500kHz	Yes	-40°C ~ 85°C (TA)	Surface Mount	16-TSSOP (0.173", 4.40mm Width) Exposed Pad	16-HTSSOP
TPS54622RHLT	Texas Instruments	IC Regulators BUCK ADJ 6A SYNC 14QFN	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	17V	0.6V	15V	6A	200kHz ~ 1.6MHz	Yes	-40°C ~ 150°C (TJ)	Surface Mount	14-VFQFN Exposed Pad	14-VQFN (3.5x3.5)
TPS54821RHLT	Texas Instruments	IC Regulators BUCK ADJ 8A SYNC 14QFN	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	17V	0.6V	15V	8A	200kHz ~ 1.6MHz	Yes	-40°C ~ 125°C (TJ)	Surface Mount	14-VFQFN Exposed Pad	14-VQFN (3.5x3.5)
TPS56428DDA	Texas Instruments	IC Regulators BCK ADJ 4A SYNC 8SOPWRPAD	Active	Step-Down	Positive	Buck	Adjustable	1	4.5V	18V	0.6V	7V	4A	650kHz	Yes	-40°C ~ 85°C (TA)	Surface Mount	8-PowerSOIC (0.154", 3.90mm Width)	8-SO PowerPad
TPS56C20PWPR	Texas Instruments	IC Regulators BUCK ADJ 12A 24HTSSOP	Active	Step-Down	Positive	Buck	Adjustable (Programmable)	1	4.5V	17V	0.6V	1.87V	12A	500kHz	Yes	-40°C ~ 125°C (TJ)	-	-	-

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