Top of Page ↑

Newark ECIA (NEDA) Member • Authorized Distributor

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: 86AK4777	Diodes Incorporated	Mosfet, N-Ch, 30V, 4.2A, Sot-23 Rohs Compliant: Yes |Diodes Inc. DMN3404L-7 RoHS: Compliant Min Qty: 3000 Package Multiple: 1 Date Code: 1 Container: Tape & Reel	0	3000 $0.0890 6000 $0.0850 12000 $0.0810 18000 $0.0770 30000 $0.0730 Show All	Buy Now
DMN3404L-7 D#: 23T5605	Diodes Incorporated	Mosfet, n Channel,30V,5.8A, sot-23, Channel Type:N Channel, Drain Source Voltage Vds:30V, Continuous Drain Current Id:4.2A, Transistor Mounting:Surface Mount, Rds(On) Test Voltage:10V, Gate Source Threshold Voltage Max:1.5V Rohs Compliant: Yes |Diodes Inc. DMN3404L-7 RoHS: Compliant Min Qty: 5 Package Multiple: 1 Date Code: 0 Container: Cut Tape	0	1 $0.3960 10 $0.2480 25 $0.2190 50 $0.1900 100 $0.1610 250 $0.1420 500 $0.1230 1000 $0.1110 Show All	Buy Now

Top of Page ↑

element14 Asia-Pacific ECIA (NEDA) Member • Authorized Distributor

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: 1858601	Diodes Incorporated	MOSFET,N CH,30V,5.8A,SOT-23 RoHS: Compliant Min Qty: 5 Container: Cut Tape	Local - 200 Global - 18022	5 S$0.3990 50 S$0.3210 100 S$0.2420 500 S$0.1570 1500 S$0.1540 Show All	Buy Now
DMN3404L-7 D#: 1858601RL	Diodes Incorporated	MOSFET,N CH,30V,5.8A,SOT-23 RoHS: Compliant Min Qty: 100 Container: Tape & Reel	Local - 200 Global - 18022	100 S$0.2420 500 S$0.1570 1500 S$0.1540	Buy Now

Top of Page ↑

Farnell ECIA (NEDA) Member • Authorized Distributor

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: 1858601	Diodes Incorporated	MOSFET,N CH,30V,5.8A,SOT-23 RoHS: Compliant Min Qty: 5 Lead time: 11 Weeks, 1 Days Container: Cut Tape	17822	5 £0.3970 50 £0.2490 100 £0.1500 500 £0.1070 1500 £0.0971 Show All	Buy Now
DMN3404L-7 D#: 1858601RL	Diodes Incorporated	MOSFET,N CH,30V,5.8A,SOT-23 RoHS: Compliant Min Qty: 100 Lead time: 11 Weeks, 1 Days Container: Tape & Reel	17822	100 £0.1500 500 £0.1070 1500 £0.0971	Buy Now
DMN3404L-7 D#: 4318431	Diodes Incorporated	MOSFET, N-CH, 30V, 4.2A, SOT-23 RoHS: Compliant Min Qty: 3000 Lead time: 45 Weeks, 1 Days Container: Tape & Reel	0	3000 £0.0620 9000 £0.0608	Buy Now

Top of Page ↑

Mouser Electronics ECIA (NEDA) Member • Authorized Distributor

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: 621-DMN3404L-7	Diodes Incorporated	MOSFETs N-CHANNEL ENHANCEMENT MODE RoHS: Compliant	0	1 $0.4300 10 $0.2670 100 $0.1740 500 $0.1230 1000 $0.1090 3000 $0.0810 Show All	Order Now

Top of Page ↑

Avnet Americas Authorized Distributor

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: DMN3404L-7	Diodes Incorporated	- Tape and Reel (Alt: DMN3404L-7) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 40 Weeks, 0 Days Container: Tape & Reel	0	48000 $0.0398 24000 $0.0401 12000 $0.0403 6000 $0.0405 3000 $0.0407 Show All	Buy Now
DMN3404L-7-50 D#: DMN3404L-7-50	Diodes Incorporated	- Tape and Reel (Alt: DMN3404L-7-50) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 40 Weeks, 0 Days Container: Tape & Reel	0	48000 $0.0660 24000 $0.0664 12000 $0.0667 6000 $0.0671 3000 $0.0674 Show All	Buy Now

Top of Page ↑

RS (Formerly Allied Electronics & Automation)

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 (7514171P) D#: 70438086	Diodes Incorporated	MOSFET N-CHANNEL 30V 5.8A SOT23 Min Qty: 3000 Package Multiple: 1 Lead time: 71 Weeks, 0 Days Container: Bulk	0	3000 $0.1600 15000 $0.1470 30000 $0.1400	RFQ

Top of Page ↑

Future Electronics ECIA (NEDA) Member • Authorized Distributor

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	N-Channel 30 V 28 mOhm Surface Mount Enhancement Mode Mosfet - SOT-23-3 RoHS: Compliant pbFree: Yes Min Qty: 3000 Package Multiple: 3000 Lead time: 40 Weeks Container: Reel	63000 Reel	3000 $0.0810 9000 $0.0790 15000 $0.0781 45000 $0.0762 75000 $0.0745 Show All	Buy Now
DMN3404L-7	Diodes Incorporated	N-Channel 30 V 28 mOhm Surface Mount Enhancement Mode Mosfet - SOT-23-3 RoHS: Compliant pbFree: Yes Min Qty: 3000 Package Multiple: 3000 Lead time: 40 Weeks Container: Reel	0 Reel	3000 $0.0810 9000 $0.0790 15000 $0.0781 45000 $0.0762 75000 $0.0745 Show All	Buy Now

Top of Page ↑

DigiKey ECIA (NEDA) Member • Authorized Distributor

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: DMN3404LDICT-ND	Diodes Incorporated	MOSFET N-CH 30V 5.8A SOT23-3 Min Qty: 1 Lead time: 40 Weeks Container: Digi-Reel®, Cut Tape (CT), Tape & Reel (TR)	Temporarily Out of Stock	30000 $0.0586 21000 $0.0612 15000 $0.0639 9000 $0.0683 6000 $0.0723 3000 $0.0801 1000 $0.0956 500 $0.1077 100 $0.1453 10 $0.2320 1 $0.3800 Show All	Buy Now

Top of Page ↑

TME ECIA Member • Authorized Distributor

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: DMN3404L-7	Diodes Incorporated	Transistor: N-MOSFET, unipolar, 30V, 3A, 0.72W, SOT23 Min Qty: 1	0	6000 $0.0530 3000 $0.0567 1000 $0.0722 500 $0.0843 100 $0.1204 10 $0.2000 1 $0.3000 Show All	RFQ

Top of Page ↑

Bristol Electronics  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	Trans MOSFET N-CH 30V 5.8A 3-Pin SOT-23 T/R	856		RFQ

Top of Page ↑

IBS Electronics  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: DMN3404L-7	Diodes Incorporated	DMN3404L-7 by DIODES INC. is an N-channel MOSFET with 30V Vdss, 28mOhm Rds(on), 4.2A Id, 0.72W power dissipation, and 20V Vgs. It features a SOT-23 package and is RoHS compliant. Min Qty: 1 Package Multiple: 1	78000	1 $0.1445 3000 $0.1220 9000 $0.1108	Buy Now

Top of Page ↑

Unikey Electronic Pte Ltd  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7-F-VB D#: DMN3404L-7-F-VB	VBsemi Electronics Co Ltd	N,30V,6.5A,RDS(ON),30m��@10V,33m��@4.5V,20Vgs(��V), 1.7Vth(V):SOT23-3 Min Qty: 500 Date Code: 26+	400000	500 $0.0404 1000 $0.0397 1500 $0.0387	Buy Now
DMN3404L-7 D#: DMN3404L-7	HXY	ID:5.8A,VDSS:30V,RDON:22mR,VGS:20V,TYPE:N Min Qty: 3000 Date Code: 25+	360000	3000 $0.0222 6000 $0.0219 9000 $0.0212	Buy Now
DMN3404L-7 D#: DMN3404L-7	UDU Semiconductor	20V 11.3nC 2N 30V 160m��@ 14.2A,10V 5.8A Min Qty: 3000 Date Code: 25+	120000	3000 $0.0080 6000 $0.0079 9000 $0.0077	Buy Now
DMN3404L-7 D#: DMN3404L-7	Diodes Incorporated	DiodesZetex NMOS, Vds=30 V, 5.8 A, SOT-23, , 3 Min Qty: 1000	3000	1000 $0.0880	Buy Now
DMN3404L-7-F D#: DMN3404L-7-F	VBsemi Electronics Co Ltd	N��Channel,30V,6.5A,RDS(ON),30m��@10V,33m��@4.5V,20Vgs(��V),1.2~2.2Vth(V) ,SOT23-3 Min Qty: 5	968	5 $0.0318	Buy Now
DMN3404L-7-VB D#: DMN3404L-7-VB	VBsemi Electronics Co Ltd	N,30V,6.5A,RDS(ON),16m��@10V,22m��@4.5V,20Vgs(��V), 1.7Vth(V):SOT23-3 Min Qty: 5	30	5 $0.0408	Buy Now

Top of Page ↑

Component Stockers  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: DMN3404L-7	Diodes Incorporated		441	10000 $0.0300	RFQ

Top of Page ↑

Microchip USA  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	N-Channel 30 V 5.8A (Ta) 720mW (Ta) Surface Mount SOT-23-3 RoHS: Compliant Min Qty: 100 Container: Cut Tape (CT)	214		RFQ

Top of Page ↑

ComSIT USA  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L7	Diodes Incorporated	AVAILABLE EU	536		RFQ

Top of Page ↑

ICMILES Electronics Ltd  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	XILINX	VQFP-44(10x10)	8878		RFQ
DMN3404L-7-F	Diodes Incorporated	BGA	8878		RFQ

Top of Page ↑

ChipNobo Co., Limited  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7-CN	ChipNobo Co Ltd	MOSFET N-CH 30V 5.8A SOT-23	270000	3000 $0.0161 9000 $0.0160 21000 $0.0150 75000 $0.0150 Show All	Buy Now

Top of Page ↑

Hermes Engineering  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	DIODES INCORPORATED		20479		RFQ

Top of Page ↑

North Star Micro Electronics  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: NS-DMN3404L-7	Diodes Incorporated	OEM/CM ONLY	63032		RFQ

Top of Page ↑

Kepictronics Inc.  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	DC 20+ , SOT23	31581		RFQ
DMN3404L-7-F MOS	VBsemi Electronics Co Ltd	DC 20+ , SOT23-3	15868		RFQ
DMN3404L-7	Diodes Incorporated	DC 2019+PB , SOT-23	12500		RFQ

Top of Page ↑

Axis Part Limited  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	DIODES INCORPORATED	Purchase Online. Ship Immediately.	57877	100 $0.0318 1 $0.0483	Buy Now

Top of Page ↑

Avnet Asia Authorized Distributor

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: DMN3404L-7	Diodes Incorporated	(Alt: DMN3404L-7) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 40 Weeks, 0 Days	0	150000 $0.0158 75000 $0.0161 30000 $0.0165 15000 $0.0170 9000 $0.0174 6000 $0.0179 3000 $0.0191 Show All	Buy Now
DMN3404L-7-73 D#: DMN3404L-7-73	Diodes Incorporated	Power MOSFET, N Channel, 30 V, 5.8 A, 28 Milliohms, SOT-23, 3 Pins, Surface Mount (Alt: DMN3404L-7-73) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 40 Weeks, 0 Days	0		RFQ

Top of Page ↑

Unibetter Technology Co., Ltd  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	MOSFET N-CHANNEL ENHANCEMENT MODE	1131		RFQ

Top of Page ↑

Avnet Silica Authorized Distributor

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: DMN3404L-7	Diodes Incorporated	(Alt: DMN3404L-7) RoHS: Compliant Min Qty: 3000 Package Multiple: 3000 Lead time: 42 Weeks, 0 Days	Silica - 0		RFQ

Top of Page ↑

Unicom Electronics  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	IN STOCK Immediate delivery	30000		RFQ
DMN3404L-7	Diodes Incorporated	IN STOCK Immediate delivery	30000		RFQ

Top of Page ↑

MountainView Components Inc.  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	OEM/CM Immediate delivery	500000		RFQ
DMN3404L-7-F	RUIMIEKE	OEM/CM Immediate delivery	30000		RFQ

Top of Page ↑

Utmel Electronic  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	MOSFET N-CH 30V 5.8A SOT-23	72600	1 $0.0244 500 $0.0179 1000 $0.0149 2000 $0.0137 Show All	RFQ

Top of Page ↑

New Advantage Corporation  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	N-Channel 30 V 28 mOhm Surface Mount Enhancement Mode Mosfet - SOT-23-3 RoHS: Compliant Min Qty: 1 Package Multiple: 3000	63000	3000 $0.1620 63000 $0.1473	Buy Now

Top of Page ↑

Cytech Systems Limited  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7-IEC	Diodes Incorporated	-	15000		RFQ
DMN3404L-7	Diodes Incorporated	MOSFET N-CH 30V 5.8A SOT23-3	560		RFQ

Top of Page ↑

Sierra IC  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L7	SMD	OEM/CM ONLY	432812		RFQ

Top of Page ↑

New Strength Electronic Co., Limited  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated		890000		RFQ
DMN3404L-7-F	LCE		98000		RFQ
DMN3404L-7-	DIODES/鍥戒骇		30000		RFQ

Top of Page ↑

Silitech Components Inc.  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	IN stock Immediate delivery	499985		RFQ
DMN3404L-7-F	RUIMIEKE	IN stock Immediate delivery	29985		RFQ

Top of Page ↑

LCSC  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7 D#: C155257	Diodes Incorporated	30V 5.8A 1.4W Surface Mount SOT-23	15690	5 $0.1487 50 $0.1209 150 $0.1070 500 $0.0966 3000 $0.0882 Show All	Buy Now

Top of Page ↑

GlobalTek Components  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L7	Diodes Incorporated	OEM/CM QUOTES ONLY | NO BROKERS	4791600		RFQ
DIIDMN3404L7	Diodes Incorporated	OEM/CM QUOTES ONLY | NO BROKERS	349200		RFQ
DMN3404L7F	Diodes Incorporated	OEM/CM QUOTES ONLY | NO BROKERS	3604		RFQ
DMN3404L7TSM320N03CXRFG	Diodes Incorporated	OEM/CM QUOTES ONLY | NO BROKERS	672		RFQ
DMN3404L-7	Diodes Incorporated	OEM/CM QUOTES ONLY | STOCK SHIPS SAME DAY	534		RFQ
DMN3404L7MOS	Diodes Incorporated	OEM/CM QUOTES ONLY | NO BROKERS	60		RFQ

Top of Page ↑

IC Components Limited  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Inc.	MOSFET N-CH 30V 5.8A SOT23-3	146400	1 $0.5935	RFQ
DMN3404L-7-F	DIODES	DMN3404L-7-F DIODES/���� SOT-23	21300	1 $0.1811	RFQ
DMN3404L7	Original Brand	Original Standard	1000	1 $0.5622	RFQ

Top of Page ↑

YIC International Co., Limited  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	MOSFET N-CH 30V 5.8A SOT-23	70000	1 $0.5910 10 $0.5910 100 $0.5910 1000 $0.5910 10000 $0.5910 Show All	RFQ
DMN3404L-7-F	D	DMN3404L-7-F D	10427	1 $0.1800 10 $0.1800 100 $0.1800 1000 $0.1800 10000 $0.1800 Show All	RFQ
DMN3404L7			500	1 $0.5610 10 $0.5610 100 $0.5610 1000 $0.5610 10000 $0.5610 Show All	RFQ

Top of Page ↑

LIBRA Elektronik GmbH  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	in stock - can ship the same day Date Code: 2225	18000		RFQ
DMN3404L-7	Diodes Incorporated	in stock - can ship the same day Date Code: 2241	9000		RFQ
DMN3404L-7	Diodes Incorporated	in stock - can ship the same day Date Code: 2303	3000		RFQ
DMN3404L-7	Diodes Incorporated	in stock - can ship the same day Date Code: 2252	3000		RFQ

Top of Page ↑

Win Source Electronics  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	MOSFET N-CH 30V 5.8A SOT-23	60000	2905 $0.1034 2170 $0.1153 1680 $0.1192 1220 $0.1232 790 $0.1272 325 $0.1550 Show All	Buy Now
DMN3404L-7-F	Diodes Incorporated		57130	4670 $0.0643 3740 $0.0669 2880 $0.0695 2010 $0.0748 1295 $0.0774 610 $0.0826 Show All	Buy Now

Top of Page ↑

Futuretech Components Ltd  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	OEM/CM/EMS Only	30000		RFQ

Top of Page ↑

Greenchips  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	Date Code: 1842/CN	1630	1 $0.0946 100 $0.0901 1000 $0.0858 10000 $0.0774 Show All	Buy Now
DMN3404L-7	Diodes Incorporated	Date Code: 20+/CN	1630	1 $0.0996 100 $0.0949 1000 $0.0903 10000 $0.0815 Show All	Buy Now

Top of Page ↑

Perfect Parts Corporation  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated		501784		RFQ
DMN3404L-7	MFG UPON REQUEST		4456		RFQ

Top of Page ↑

Sense Electronic Company Limited  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	SOT23	387717		RFQ

Top of Page ↑

Chip Stock  

PART NUMBER	MANUFACTURER	DESCRIPTION	STOCK	PRICE	BUY
DMN3404L-7	Diodes Incorporated	N-Channel 30 V 28 mOhm Surface Mount Enhancement Mode Mosfet - SOT-23-3	239000		RFQ

dmn3404l-7 associated parts:

• DMN3404L-7 (7514171P) •
• DMN3404L-7-50 •
• DMN3404L-7-F-VB •
• DMN3404L-7-F •
• DMN3404L-7-VB •
• DMN3404L7 •
• DMN3404L-7-F •
• DMN3404L-7-CN •
• DMN3404L-7-F MOS •
• DMN3404L-7-73 •
• DMN3404L-7-F •
• DMN3404L-7-IEC •
• DMN3404L7 •
• DMN3404L-7-F •
• DMN3404L-7- •
• DMN3404L-7-F •
• DMN3404L7 •
• DIIDMN3404L7 •
• DMN3404L7F •
• DMN3404L7TSM320N03CXRFG •
• DMN3404L7MOS •
• DMN3404L-7-F •
• DMN3404L7 •
• DMN3404L-7-F •
• DMN3404L7 •
• DMN3404L-7-F

Popular Power Field-Effect Transistors Searches:

• BSS138 •
• 2N7002 •
• BSS123 •
• IRFP450 •
• 2N7000 •
• HUF76423P3 •
• BLF278 •
• IRF540 •
• IRFP460PBF •
• IRF450 •
• BSC0993ND •
• IRFP460 •
• JANTX2N6796 •
• IRF840 •
• PSMN040-100MSE •
• SI7905DN-T1-GE3 •
• IRF230 •
• NDT2955 •
• IRF740 •
• IRFR120 •
• IRFR5305TRPBF •
• IRFF220 •
• 2N6660 •
• BBS3002-DL-1E •
• IRF630 •
• IRLML6401TRPBF •
• IRFM150 •
• JANTX2N6849 •
• IRFF230 •
• AUIRF7313QTR