デューティサイクル（最大） is 98.9% - PMIC - 電圧レギュレータ－DC DCスイッチングコントローラ Distributor - LM5642MHX/NOPB LM5642MTC LM5642MTC/NOPB - CHIPSIC

品番	メーカー/ブランド	簡単な説明	部品ステータス	出力タイプ	関数	出力構成	トポロジー	出力数	出力フェーズ	電圧 - 電源（Vcc / Vdd）	周波数 - スイッチング	デューティサイクル（最大）	同期整流器	クロック同期	シリアルインタフェース	制御機能	動作温度	パッケージ/ケース	サプライヤデバイスパッケージ
LM5642MHX/NOPB	Texas Instruments	IC Regulators Controller BUCK 28ETSSOP	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	200kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width) Exposed Pad	28-HTSSOP
LM5642MTC	Texas Instruments	IC Regulators Controller BUCK 28TSSOP	Not For New Designs	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	200kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP
LM5642MTC/NOPB	Texas Instruments	IC Regulators Controller BUCK 28TSSOP	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	200kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP
LM5642MTCX	Texas Instruments	IC Regulators Controller BUCK 28TSSOP	Not For New Designs	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	200kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP
LM5642MTCX/NOPB	Texas Instruments	IC Regulators Controller BUCK 28TSSOP	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	200kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP
LM5642XMH	Texas Instruments	IC Regulators Controller BUCK 28ETSSOP	Obsolete	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	375kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width) Exposed Pad	28-HTSSOP
LM5642XMH/NOPB	Texas Instruments	IC Regulators Controller BUCK 28TSSOP	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	375kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width) Exposed Pad	28-HTSSOP
LM5642XMHX	Texas Instruments	IC Regulators Controller BUCK 28ETSSOP	Obsolete	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	375kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width) Exposed Pad	28-HTSSOP
LM5642XMHX/NOPB	Texas Instruments	IC Regulators Controller BUCK 28TSSOP	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	375kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width) Exposed Pad	28-HTSSOP
LM5642XMT	Texas Instruments	IC Regulators Controller BUCK 28TSSOP	Obsolete	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	375kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP
LM5642XMT/NOPB	Texas Instruments	IC Regulators Controller BUCK 28TSSOP	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	375kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP
LM5642XMTX	Texas Instruments	IC Regulators Controller BUCK 28TSSOP	Obsolete	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	375kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP
LM5642XMTX/NOPB	Texas Instruments	IC Regulators Controller BUCK 28TSSOP	Active	Transistor Driver	Step-Down	Positive	Buck	2	2	4.5 V ~ 36 V	375kHz	98.9%	Yes	Yes	-	Current Limit, Enable, Soft Start	-40°C ~ 125°C (TJ)	28-TSSOP (0.173", 4.40mm Width)	28-TSSOP

のメーカー PMIC - 電圧レギュレータ－DC DCスイッチングコントローラ