Richtek Distributor - PMIC - 전력 분배 스위치, 부하 구동기 - RT9711DGB RT9711DGBG - CHIPSIC

부품 번호	제조업체 / 브랜드	간단한 설명	부품 상태	스위치 유형	출력 수	비율 - 입력 : 출력	출력 구성	출력 유형	인터페이스	전압 - 부하	전압 - 공급 (Vcc / Vdd)	전류 - 출력 (최대)	RDS 켜짐 (일반)	입력 유형	풍모	오류 보호	작동 온도	패키지 / 케이스	공급 업체 장치 패키지
RT9711DGB	Richtek USA Inc.	IC POWER SWITCH USB 1.5A SOT23-5	Active	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.5 V ~ 5.5 V	Not Required	600mA	80 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 125°C (TJ)	SC-74A, SOT-753	SOT-23-5
RT9711DGBG	Richtek USA Inc.	IC POWER SWITCH USB 1.5A SOT23-5	Active	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.5 V ~ 5.5 V	Not Required	600mA	80 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 125°C (TJ)	SC-74A, SOT-753	SOT-23-5G
RT9711DGF	Richtek USA Inc.	IC POWER SWITCH USB 1.5A 8MSOP	Active	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.5 V ~ 5.5 V	Not Required	600mA	90 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 125°C (TJ)	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
RT9711DGJ5	Richtek USA Inc.	IC POWER SWITCH USB 1.5A TSOT23-5	Active	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.5 V ~ 5.5 V	Not Required	600mA	80 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 125°C (TJ)	SOT-23-5 Thin, TSOT-23-5	TSOT-23-5
RT9711DGS	Richtek USA Inc.	IC POWER SWITCH USB 1.5A 8SOP	Active	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.5 V ~ 5.5 V	Not Required	600mA	90 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 125°C (TJ)	8-SOIC (0.154", 3.90mm Width)	8-SOP
RT9711GB	Richtek USA Inc.	IC POWER SWITCH USB 1.5A SOT23-5	Active	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.5 V ~ 5.5 V	Not Required	1.5A	80 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 125°C (TJ)	SC-74A, SOT-753	SOT-23-5
RT9711GS	Richtek USA Inc.	IC POWER SWITCH USB 1.5A 8SOP	Active	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.5 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 125°C (TJ)	8-SOIC (0.154", 3.90mm Width)	8-SOP
RT9712AGF	Richtek USA Inc.	IC POWER SWITCH USB 1.5A 8MSOP	Obsolete	General Purpose	2	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 85°C (TA)	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
RT9712AGS	Richtek USA Inc.	IC POWER SWITCH USB 1.5A 8SOP	Active	General Purpose	2	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 85°C (TA)	8-SOIC (0.154", 3.90mm Width)	8-SOP
RT9712BGS	Richtek USA Inc.	IC POWER SWITCH USB 1.5A 8SOP	Obsolete	General Purpose	2	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 85°C (TA)	8-SOIC (0.154", 3.90mm Width)	8-SOP
RT9712CGF	Richtek USA Inc.	IC POWER SWITCH USB 1A 8MSOP	Obsolete	General Purpose	2	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.1A	90 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 85°C (TA)	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
RT9712CGS	Richtek USA Inc.	IC POWER SWITCH USB 1A 8SOP	Active	General Purpose	2	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.1A	90 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 85°C (TA)	8-SOIC (0.154", 3.90mm Width)	8-SOP
RT9712DGS	Richtek USA Inc.	IC POWER SWITCH USB 1A 8SOP	Obsolete	General Purpose	2	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.1A	90 mOhm	Non-Inverting	Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 85°C (TA)	8-SOIC (0.154", 3.90mm Width)	8-SOP
RT9715AGB	Richtek USA Inc.	IC POWER SWITCH USB 2A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	2A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5
RT9715AGBR	Richtek USA Inc.	IC POWER SWITCH USB 2A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	2A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5R
RT9715AGF	Richtek USA Inc.	IC POWER SWITCH USB 2A 8MSOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	2A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
RT9715AGQW	Richtek USA Inc.	IC POWER SWITCH USB 2A 8WDFN	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	2A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-WDFN Exposed Pad	8-WDFN (3x3)
RT9715AGS	Richtek USA Inc.	IC POWER SWITCH USB 2A 8SOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	2A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-SOIC (0.154", 3.90mm Width)	8-SOP
RT9715BGB	Richtek USA Inc.	IC POWER SWITCH USB 2A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	2A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5
RT9715BGBG	Richtek USA Inc.	IC POWER SWITCH USB 2A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	2A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5G
RT9715BGBR	Richtek USA Inc.	IC POWER SWITCH USB 2A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	2A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5R
RT9715BGF	Richtek USA Inc.	IC POWER SWITCH USB 2A 8MSOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	2A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
RT9715BGQW	Richtek USA Inc.	IC POWER SWITCH USB 2A 8WDFN	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	2A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-WDFN Exposed Pad	8-WDFN (3x3)
RT9715CGB	Richtek USA Inc.	IC POWER SWITCH USB 1.5A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5
RT9715CGBG	Richtek USA Inc.	IC POWER SWITCH USB 1.5A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5G
RT9715CGBR	Richtek USA Inc.	IC POWER SWITCH USB 1.5A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5R
RT9715CGF	Richtek USA Inc.	IC POWER SWITCH USB 1.5A 8MSOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
RT9715CGQW	Richtek USA Inc.	IC POWER SWITCH USB 1.5A 8WDFN	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-WDFN Exposed Pad	8-WDFN (3x3)
RT9715CGS	Richtek USA Inc.	IC POWER SWITCH USB 1.5A 8SOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-SOIC (0.154", 3.90mm Width)	8-SOP
RT9715DGB	Richtek USA Inc.	IC POWER SWITCH USB 1.5A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5
RT9715DGBG	Richtek USA Inc.	IC POWER SWITCH USB 1.5A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5G
RT9715DGBR	Richtek USA Inc.	IC POWER SWITCH USB 1.5A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5R
RT9715DGF	Richtek USA Inc.	IC POWER SWITCH USB 1.5A 8MSOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
RT9715DGQW	Richtek USA Inc.	IC POWER SWITCH USB 1.5A 8WDFN	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-WDFN Exposed Pad	8-WDFN (3x3)
RT9715DGS	Richtek USA Inc.	IC POWER SWITCH USB 1.5A 8SOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.5A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-SOIC (0.154", 3.90mm Width)	8-SOP
RT9715EGBR	Richtek USA Inc.	IC POWER SWITCH USB 1.1A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.1A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5R
RT9715EGF	Richtek USA Inc.	IC POWER SWITCH USB 1.1A 8MSOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.1A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
RT9715EGQW	Richtek USA Inc.	IC POWER SWITCH USB 1.1A 8WDFN	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.1A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-WDFN Exposed Pad	8-WDFN (3x3)
RT9715EGS	Richtek USA Inc.	IC POWER SWITCH USB 1.1A 8SOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.1A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-SOIC (0.154", 3.90mm Width)	8-SOP
RT9715FGB	Richtek USA Inc.	IC POWER SWITCH USB 1.1A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.1A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5
RT9715FGBR	Richtek USA Inc.	IC POWER SWITCH USB 1.1A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.1A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5R
RT9715FGF	Richtek USA Inc.	IC POWER SWITCH USB 1.1A 8MSOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.1A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
RT9715FGQW	Richtek USA Inc.	IC POWER SWITCH USB 1.1A 8WDFN	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.1A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-WDFN Exposed Pad	8-WDFN (3x3)
RT9715FGS	Richtek USA Inc.	IC POWER SWITCH USB 1.1A 8SOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	1.1A	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-SOIC (0.154", 3.90mm Width)	8-SOP
RT9715GGB	Richtek USA Inc.	IC POWER SWITCH USB 0.7A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	700mA	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5
RT9715GGBG	Richtek USA Inc.	IC POWER SWITCH USB 0.7A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	700mA	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5G
RT9715GGBR	Richtek USA Inc.	IC POWER SWITCH USB 0.7A SOT23-5	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	700mA	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	SC-74A, SOT-753	SOT-23-5R
RT9715GGF	Richtek USA Inc.	IC POWER SWITCH USB 0.7A 8MSOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	700mA	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-TSSOP, 8-MSOP (0.118", 3.00mm Width)	8-MSOP
RT9715GGQW	Richtek USA Inc.	IC POWER SWITCH USB 0.7A 8WDFN	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	700mA	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-WDFN Exposed Pad	8-WDFN (3x3)
RT9715GGS	Richtek USA Inc.	IC POWER SWITCH USB 0.7A 8SOP	Obsolete	USB Switch	1	1:1	High Side	N-Channel	On/Off	2.7 V ~ 5.5 V	Not Required	700mA	90 mOhm	Non-Inverting	Load Discharge, Status Flag	Current Limiting (Fixed), Over Temperature, Reverse Current, UVLO	-40°C ~ 100°C (TJ)	8-SOIC (0.154", 3.90mm Width)	8-SOP

제조 업체 PMIC - 전력 분배 스위치, 부하 구동기