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The oscillator controls both the maximum duty cycle and PWM frequency.FP6112 is a wide input range buck switching regulator suitable for most applications, includes a high current P-MOSFET, a high pre

1.产品概述 2.产品特点 3.应用范围 4.技术规格书下载（PDF文档）

一.产品概述

The FP6112 is a wide input range buck switching regulator suitable for most applications. The FP6112 includes a high current P-MOSFET, a high precision reference (0.8V) for comparing output voltage with a feedback amplifier, an internal soft start timer and dead-time controller. The oscillator controls both the maximum duty cycle and PWM frequency.

二.产品特点

˙Precision Feedback Reference Voltage: 0.8V (2%)
˙Wide Supply Voltage Operating Range: 3.6 to 20V
˙Low Current Consumption: 3mA
˙Internal Fixed Oscillator Frequency: 320KHz (Typ.)
˙Internal Soft-Start Function (SS)
˙Built-In P-MOSFET for 3A Output Loading
˙Over Current Protection
˙Package: SOP-8L

三.应用范围

Ø Distributed Power Systems

Ø Battery Charger Network Cards

Ø Pre-Regulator for Linear Regulators

Ø DSL Modems

四.技术规格书（产品PDF)

需要详细的PDF规格书请扫一扫微信联系我们，还可以获得免费样品以及技术支持！

QQ截图20160419174301.jpg

五.产品封装图

六.电路原理图

七.相关芯片选择指南

SYNCHRONOUS STEP-DOWN(BUCK) CONVERTERS
Part No.	VIN(Min)	VIN(Max)	Load	ISW Limit	Feedback	Switching	Soft Start	Notes	Package	Status
	(V)	(V)	Current(A)	(Typ)(A)	Voltage(V)	Frequency
JTFP6160	2.5	5.5	0.8	1.25	0.6	1500	Internal	Internal Comp	SOT23-5	MP
JTFP6161	2.5	5.5	1	1.5	0.6	1500	Internal	Internal Comp	TSOT23-5L	MP
JTFP6162	2.5	5.5	1.5	2.35	0.6	1500	Internal	Internal Comp	SOP8E /DFN10/SOT23-5L	MP
JTFP6163	2.5	5.5	2	3.35	0.6	1500	Internal	Internal Comp	SOP8E DFN10/MSOP10E	MP
JTFP6165	2.5	5.5	3	5	0.6	1500	Internal	Internal Comp	SOP8E DFN10	MP
JTFP6166	2.5	5.5	1A*2	1.5	0.6	1500	Internal	Dual Channel	MSOP10E DFN10	MP
JTFP6167	2.5	5.5	1A*2	1.5	0.6	1500	Internal	Dual Channel	DFN12	MP
JTFP6168	2.5	5.5	1A*2	1.5	0.6	1500	Internal	Dual Channel	DFN10	MP
JTFP6169	2.5	5.5	2	3.3	0.6	1500	Internal	Internal Comp	SOP8E	MP
JTFP6172	2.5	5.5	2	3.3	0.8	1000	Internal	Internal Comp	SOP8E	MP
JTFP6173	2.5	5.5	3	5	0.8	1000	Internal	Internal Comp	SOP8E	MP
JTFP6188	4.75	23	2	3.4	0.923	340	External	External Comp	SOP8 SOP8E	MP
JTFP6193	4.75	23	3	3.4	0.923	340	External	External Comp	SOP8E	MP

>>NON-SYNCHRONOUS STEP-DOWN (BUCK) CONVERTERS
Part No.	VIN(Min)	VIN(Max)	Load	ISW Limit	Feedback	Switching	Soft Start	Notes	Package	Status
	(V)	(V)	Current(A)	(Typ)(A)	Voltage(V)	Frequency
						(kHz)
JTFP6101	3.6	20	2	3	0.5	340	External	External Comp	SOP8	MP
JTFP6102	3.6	20	3	4	0.5	340	External	External Comp	SOP8	MP
JTFP6111	3.6	25	2	3	0.8	320	Internal	External Comp	SOP8	MP
JTFP6112	3.6	25	3	4	0.8	320	Internal	External Comp	SOP8	MP
JTFP6115	3.6	25	2	adjust	0.8	340	Internal	External Comp	SOP8	MP
JTFP6116	3.6	25	3	adjust	0.8	340	Internal	External Comp	SOP8	MP
JTFP6180	4.75	23	3	5.5	1.222	380	External	External Comp	SOP8 SOP8E	MP
JTFP6181	4.75	23	2	3.4	0.92	380	External	External Comp	MSOP10	MP
JTFP6182	4.75	23	2	3.4	1.222	380		External Comp	SOP8	MP
JTFP6185	4.75	23	2	3.4	0.92	380	External	External Comp	SOP8	MP
JTFP6186	4.75	23	2	3.5	0.92	1400	External	External Comp	SOP8E MSOP10E	MP

>>NON-SYNCHRONOUS STEP-DOWN (BUCK) CONTROLLERS
Part No.	VIN(Min)	VIN(Max)	Feedback	Switching	Soft Start	DTC	SCP	Notes	Package	Status
	(V)	(V)	Voltage(V)	Frequency
				(kHz)
JTFP5001	3.6	40	1	Adjust	External	●	●		SOP8	MP
JTFP5003	3.6	30	1	Adjust	External	●	●	Totem pole include SCSAR	SOP8	MP
JTFP5108	1.8	15	0.5	Adjust	External		●	Totem pole include	SOP8	MP
JTFP5451	4	40	Adjust	Adjust	External	●	●	Dual Channel	SOP16 SSOP16	MP
JTFP5452	3.6	40	Adjust	Adjust	External	●	●	Totem pole include	SOP16 SSOP16	MP
JTFP5453	3.6	30	Adjust	Adjust	External	●	●	Totem pole include SCSAR	SOP16 SSOP16	MP

>>NON-SYNCHRONOUS STEP-UP (BOOST) CONVERTERS
Part No.	VIN(Min)	VIN(Max)	VOUT(Max)	Driver	Feedback	Switching	Soft Start	Notes	Package	Status
	(V)	(V)	(V)	Current(A)	Voltage(V)	Frequency
						(kHz)
JTFP6201	3.6	20	20	2	0.5	320	External		SOP8	MP
JTFP6290	2.6	5.5	12	1.6	1.24	640/1200	External		MSOP8	MP
JTFP6290H	2.6	5.5	12	3	1.24	640/1200	External		SOP8E	MP
									DFN8
JTFP6291	2.6	5.5	12	2~2.6	0.6	1000	Internal		SOT23-6	MP
JTFP6292	2.7	5.5	20	0.75	1.24	1200	Internal		SOT23-5 SOT23-6	MP
JTFP6293	2.6	5.5	12	3.5	0.6	1000	Internal		SOP8E	MP
									DFN8
JTFP6298	2.6	5.5	9	4.5	0.6	500	Internal		SOP8E	MP
JTFP6288	2.4	5.5	18	5	0.6	350	Internal		SOP8E	MP
JTFP5205	2.4	5.5	MOSFET	Source -0.105	0.6	550	Internal	OCP Adjust	SOT23-6	MP
				Sink 0.13

>>NON-SYNCHRONOUS STEP-UP (BOOST) CONTROLLERS
Part No.	VIN(Min)	VIN(Max)	VOUT(Max)	Driver	Feedback	Switching	Soft Start	Notes	Package	Status
	(V)	(V)	(V)	Current(A)	Voltage(V)	Frequency
						(kHz)
JTFP5138	1.8	15	MOSFET	0.05	0.5	Adjust	External	75% duty cycle	SOP8 TSSOP8	MP
JTFP5139	1.8	15	MOSFET	0.05	0.5	Adjust	External	85% duty cycle	SOP8 TSSOP8	MP
JTFP5209	2.4	5.5	MOSFET	Source -0.105	0.6	550	Internal		SOT23-5	MP
				Sink 0.13

>>WHITE LED DRIVERS
Part No.	VIN(Min)	VIN(Max)	VOUT(Max)	# of LEDs	Driver	Open LED	Feedback	Switching	Notes	Package	Status
	(V)	(V)	(V)	(Max)	Current	Prot.	Voltage	Frequency
					(A)		(V)	(kHz)
JTFP7102	3.6	28	25	6	2		0.25	320	100% Duty	SOP8	MP
JTFP7103	3.6	28	25	6	3		0.25	320	100% Duty	SOP8	MP
JTFP7151	7	26	26	7	0.7	●	NA	NA		SOT23-5	MP
JTFP7152	7	26	26	7	1	●	NA	NA		SOT89-5	MP
JTFP7201	2.7	5.5	20	5	0.75	●	0.25	1200		SOT23-6	MP
JTFP7189	8.5	100	VIN*0.9	VIN*0.9	ILED		0.25	Auto	Buck	SOP8	MP

>>CURRENT PROTECTION
Part No.	VIN(Min)	VIN(Max)	Vsense	Reference	Swing	Notes	Package	Status
	(V)	(V)	(mV)	Voltage(V)
JTFP130A	2.7	28	100		Rail-to-Rail	Current Shunt	SOT23-5	MP
JTFP131	2.7	28	100	1.25	Rail-to-Rail	Current Shunt and Photo-Driver Comparator	SOP8	MP
JTFP133	2.7	28	100	1.25/2.5	Rail-to-Rail	Current Shunt and Voltage Shunt Regulator	SOP8	MP

>>OPERATIONAL AMPLIFIER
Part No.	VIN(Min)	VIN(Max)	IOUT	Reference	Swing	Notes	Package	Status
	(V)	(V)	(mA)	Voltage(V)
JTFP701	3	25	20	1.25	Rail-to-Rail	Reference V on non-Inverting Input	SOT23-5	MP
JTFP702	3	25	20	1.25	Rail-to-Rail	Reference V on Inverting Input	SOT23-5	MP
JTFP703	3	25	20	1.25	Rail-to-Rail	Single OP	SOT23-5	MP
JTFP103	2.5	32	100	2.5	Rail-to-Rail	Dual OP and Renerence V Input	SOP8	MP
JTFP115	3	20	10	1.25	Rail-to-Rail	Dual OP and Renerence V Input	SOT23-5	MP

>>LINEAR LI-LON BATTERY CHARGERS
Part No.	VIN(Min)	VIN(Max)	Charge	Trickle	Float	Protection	Notes	Package	Status
	(V)	(V)	Current(A)	Charge	Voltage(v)
JTFP8101	4.25	5.5	0.5	Yes	4.2	OTP	1 Cell	SOT23-5	MP
								SOT23-6
JTFP8102	4.25	5.5	1	Yes	4.2	OTP	1 Cell	SOP8	MP
JTFP8103	4.45	5.5	1	Yes	4.325	OTP	1 Cell	SOP8	MP

>>SYNCHRONOUS STEP-UP(BOOST)CONVERTERS
Part No.	VIN(Min)	VIN(Max)	VOUT(Max)	Driver	Feedback	Switching	Soft Start	Notes	Package	Status
	(V)	(V)	(V)	Current(A)	Voltage(V)	Frequency
						(kHz)
JTFP6276	2.4	4.5	5.3	6	0.6	500	Internal	OCP Fix	SOP8E	MP
JTFP6276B	2.4	4.5	5.3	6	0.6	500	Internal	OCP Adjust	SOP8E	MP
JTFP6277	2.4	4.5	5.3	7	0.6	500	Internal	OCP Adjust	SOP8E	MP

>>SWITCH LI-LON BATTERY CHARGERS
Part No.	VIN(Min)	VIN(Max)	Charge	Trickle	Float	Protection	Notes	Package	Status
	(V)	(V)	Current(A)	Charge	Voltage(v)
JTFP8202	4.35	5.5	2	Yes	4.2	OTP	1 Cell	SOP8E	MP
JTFP8203	4.45	5.5	2	Yes	4.35	OTP	1 Cell	SOP8E	MP
								D