SST-20-WH Gen 2

Description

SST-20-WH Gen 2 High Power White LEDs

Features
• High CRI, high-efficacy warm white LEDs for high-performance directional lighting applications.
• The vertical chip delivers high lumen density and small emitting angle, ideal for maximizing the intensity and beam distance in directional lighting.
• The phosphor-on-chip technology features high color uniformity over radiation angle, enabling superior light quality for beam spots.
• LM-80 10,000-hr test data available, excellent TM-21 lifetime and color stability
• Maximum Drive Current: 2 A
• Color Temperature: 2700K, 3000K, 3500K, 4000K
• Color Rendering Index: > 95
• Low thermal resistance: 1.6 °C/W
• ANSI-compatible chromaticity bins
• Available in 2 soldering footprint configurations
• Electrically isolated thermal path
• 8 kV HBM ESD rating per ANSI/ESDA/JEDEC JS-001

Applications
• Miniature Recessed Lights
• Landscape Lighting
• Portable Lighting
• Stage & Studio Lighting
• Wall Washer
• Track Light
• Spotlight
• Task Light

Ordering Part Numbers

CRI	CCT	Luminous Flux		Chromaticity Bin Kit3	Solder Pad Type4	Ordering Part Number
		Minimum Flux Bin1	Minimum Flux2
> 95	2700K	B3	107 lm	271	A	SST-20-WH27-A2-B3271
					B	SST-20-WH27-B2-B3271
				272	A	SST-20-WH27-A2-B3272
					B	SST-20-WH27-B2-B3272
		B4	114 lm	271	A	SST-20-WH27-A2-B4271
					B	SST-20-WH27-B2-B4271
				272	A	SST-20-WH27-A2-B4272
					B	SST-20-WH27-B2-B4272
	3000K	B4	114 lm	301	A	SST-20-WH30-A2-B4301
					B	SST-20-WH30-B2-B4301
				302	A	SST-20-WH30-A2-B4302
					B	SST-20-WH30-B2-B4302
		B5	121 lm	301	A	SST-20-WH30-A2-B5301
					B	SST-20-WH30-B2-B5301
				302	A	SST-20-WH30-A2-B5302
					B	SST-20-WH30-B2-B5302
	3500K	B5	121 lm	351	A	SST-20-WH35-A2-B5351
					B	SST-20-WH35-B2-B5351
				352	A	SST-20-WH35-A2-B5352
					B	SST-20-WH35-B2-B5352
		B6	128 lm	351	A	SST-20-WH35-A2-B6351
					B	SST-20-WH35-B2-B6351
				352	A	SST-20-WH35-A2-B6352
					B	SST-20-WH35-B2-B6352
	4000K	B6	128 lm	401	A	SST-20-WH40-A2-B6401
					B	SST-20-WH40-B2-B6401
				402	A	SST-20-WH40-A2-B6402
					B	SST-20-WH40-B2-B6402
		B7	135 lm	401	A	SST-20-WH40-A2-B7401
					B	SST-20-WH40-B2-B7401
				402	A	SST-20-WH40-A2-B7402
					B	SST-20-WH40-B2-B7402

Luminous Flux Binning

Flux Bin Code	Binning @ 350 mA			Correlated Minimum Flux (lm) @ Tj=85°C2
	Tj= 85°C1		Tj= 25°C	Correlated Minimum Flux (lm) @ Tj=85°C2
	Minimum Flux (lm)	Maximum Flux (lm)	Minimum Flux (lm)	700 mA	1000 mA	1500 mA	2000 mA
B2	100	107	110	185	251	350	437
B3	107	114	118	198	269	375	468
B4	114	121	125	211	286	399	498
B5	121	128	133	224	304	424	529
B6	128	135	141	237	321	448	559
B7	135	142	149	250	339	473	590
B8	142	152	156	263	356	497	621
B9	152	162	167	281	382	532	664

Forward Voltage Binning

Voltage Bin Code3	Binning @ 350 mA, Tj= 85°C
Voltage Bin Code3	Minimum Voltage (V)	Maximum Voltage (V)
VH	2.5	2.7
VJ	2.7	2.9

Chromaticity Binning Coordinates

CCT	Bin Code	CIEx	CIEy	Bin Code	CIEx	CIEy	Bin Code	CIEx	CIEy	Bin Code	CIEx	CIEy
2700K	JA1	0.4373	0.3893	JA2	0.4418	0.3981	JA3	0.4475	0.3994	JA4	0.4428	0.3906
		0.4418	0.3981		0.4465	0.4071		0.4523	0.4085		0.4475	0.3994
		0.4475	0.3994		0.4523	0.4085		0.4582	0.4099		0.4532	0.4008
		0.4428	0.3906		0.4475	0.3994		0.4532	0.4008		0.4483	0.3919
	JB1	0.4465	0.4071	JB2	0.4513	0.4164	JB3	0.4573	0.4178	JB4	0.4523	0.4085
		0.4513	0.4164		0.4562	0.4260		0.4624	0.4274		0.4573	0.4178
		0.4573	0.4178		0.4624	0.4274		0.4687	0.4289		0.4634	0.4193
		0.4523	0.4085		0.4573	0.4178		0.4634	0.4193		0.4582	0.4099
	JC1	0.4582	0.4099	JC2	0.4634	0.4193	JC3	0.4695	0.4207	JC4	0.4641	0.4112
		0.4634	0.4193		0.4687	0.4289		0.4750	0.4304		0.4695	0.4207
		0.4695	0.4207		0.4750	0.4304		0.4813	0.4319		0.4756	0.4221
		0.4641	0.4112		0.4695	0.4207		0.4756	0.4221		0.4700	0.4126
	JD1	0.4483	0.3919	JD2	0.4532	0.4008	JD3	0.4589	0.4021	JD4	0.4538	0.3931
		0.4532	0.4008		0.4582	0.4099		0.4641	0.4112		0.4589	0.4021
		0.4589	0.4021		0.4641	0.4112		0.4700	0.4126		0.4646	0.4034
		0.4538	0.3931		0.4589	0.4021		0.4646	0.4034		0.4593	0.3944
3000K	HA1	0.4147	0.3814	HA2	0.4183	0.3898	HA3	0.4242	0.3919	HA4	0.4203	0.3833
		0.4183	0.3898		0.4221	0.3984		0.4281	0.4006		0.4242	0.3919
		0.4242	0.3919		0.4281	0.4006		0.4342	0.4028		0.4300	0.3939
		0.4203	0.3833		0.4242	0.3919		0.4300	0.3939		0.4259	0.3853
	HB1	0.4221	0.3984	HB2	0.4259	0.4073	HB3	0.4322	0.4096	HB4	0.4281	0.4006
		0.4259	0.4073		0.4299	0.4165		0.4364	0.4188		0.4322	0.4096
		0.4322	0.4096		0.4364	0.4188		0.4430	0.4212		0.4385	0.4119
		0.4281	0.4006		0.4322	0.4096		0.4385	0.4119		0.4342	0.4028
	HC1	0.4342	0.4028	HC2	0.4385	0.4119	HC3	0.4449	0.4141	HC4	0.4403	0.4049
		0.4385	0.4119		0.4430	0.4212		0.4496	0.4236		0.4449	0.4141
		0.4449	0.4141		0.4496	0.4236		0.4562	0.4260		0.4513	0.4164
		0.4403	0.4049		0.4449	0.4141		0.4513	0.4164		0.4465	0.4071
	HD1	0.4259	0.3853	HD2	0.4300	0.3939	HD3	0.4359	0.3960	HD4	0.4316	0.3873
		0.4300	0.3939		0.4342	0.4028		0.4403	0.4049		0.4359	0.3960
		0.4359	0.3960		0.4403	0.4049		0.4465	0.4071		0.4418	0.3981
		0.4316	0.3873		0.4359	0.3960		0.4418	0.3981		0.4373	0.3893

Absolute Maximum Ratings

		Symbol	Values	Unit
DC Forward Current	Minimum	If min	0.2	A
DC Forward Current	Maximum	If max	2.0	A
Surge Current (t<10 ms, Duty Cycle < 10%)		I s max	3.0	A
Reverse Voltage (@ If= 10 mA)		V r	5	V
Power Dissipation		PD	7	W
Junction Temperature		Tj max	150	°C
Operating Temperature		T opr	-40 to 100	°C
Storage Temperature		T stg	-40 to 100	°C
ESD withstand Voltage HBM Per ANSI/ESDA/JEDEC JS-001		VHBM	8	kV
ESD withstand Voltage CDM Per ANSI/ESDA/JEDEC JS-002		VCDM	1	kV

Product Characteristics

Parameter		Symbol	Value	Unit
Color Rendering Index1 (Tj=85°C)		CRI	> 95
Color Rendering, R9 (Tj = 85°C)		R9	> 50
Viewing Angle (FWHM)		2θ1/2	120	°
Forward Voltage (If =350 mA, Tj = 85°C)	Minimum	Vf min	2.5	V
	Typical	Vf typ	2.7
	Maximum	Vf max	2.9
Temperature Coefficient of Voltage		∂Vf/∂T	-1.15	mV/°C
Thermal Resistance (Electrical) Junction/Solder Point		Rthjs-EL	1.6	°C/W