1KSMB Series - Surface Mount from TVS Diodes

1KSMB Series - 1000W Surface Mount Transient Voltage Suppression (TVS) Diode - 1KSMB Series

Littelfuse products are not designed for, and shall not be used for, any purpose (including, without limitation, automotive, military, aerospace, medical, life-saving, life-sustaining or nuclear facility applications, devices intended for surgical implant into the body, or any other application in which the failure or lack of desired operation of the product may result in personal injury, death, or property damage) other than those expressly set forth in applicable Littelfuse product documentation. Warranties granted by Littelfuse shall be deemed void for products used for any purpose not expressly set forth in applicable Littelfuse documentation. Littelfuse shall not be liable for any claims or damages arising out of products used in applications not expressly intended by Littelfuse as set forth in applicable Littelfuse documentation. The sale and use of Littelfuse products is subject to Littelfuse Terms and Conditions of Sale, unless otherwise agreed by Littelfuse. "Littelfuse" includes Littelfuse, Inc., and all of its affiliate entities.

The 1KSMB Series is designed specifically to protect sensitive electronic equipment from voltage transients induced by lightning and other transient voltage events.

Features:

Halogen-Free
RoHS compliant
For surface mounted applications to optimize board space
Low profile package
Built-in strain relief
Typical maximum temperature coefficient ΔVBR = 0.1% x VBR@25°C x ΔT
Glass passivated chip junction
1000W peak pulse power capability at 10×1000μs waveform, repetition rate (duty cycles):0.01%
Fast response time: typically less than 1.0ps from 0V to BV min
Excellent clamping capability
Low incremental surge resistance
Typical IR less than 1μA above 12V
High Temperature soldering guaranteed: 260°C/40 seconds at terminals
Plastic package has Underwriters Laboratory Flammability 94V-O
Matte Tin Lead–free Plated
Available in breakdown Voltage from 6.8V to 180V specially designed for automotive applications
Offers High-Surge rating in compact package: bridges the gap between 600W and 1.5KW

Access specifications, certifications, check availability and order parts below

Catalog #	V_R (V_so)	Watts (W)	I_PP 10x1000μs (A)	MIN V_BR@I_T (V)	MAX V_BR@I_T (V)	V_c (V)	I_T (mA)	Ir@Vso (μA)	Max Temp (deg C)	Stock	Samples

1KSMB10 Replaced By: 1KSMB10A	8.1	1000	66.7	9	11	15.225	1	8	150	Check	Order
1KSMB100 Replaced By: 1KSMB100A	81	1000	7	90	110	143.85	1	1	150	Check	Order
1KSMB100A	85.5	1000	7.3	95	105	137	1	1	150	Check	Order
1KSMB100C Replaced By: 1KSMB100CA	81	1000	7	90	110	143.85	1	1	150	Check	Order
1KSMB100CA	85.5	1000	7.3	95	105	137	1	1	150	Check	Order
1KSMB10A	8.55	1000	69	9.5	10.5	14.5	1	8	150	Check	Order
1KSMB10C Replaced By: 1KSMB10CA	8.1	1000	66.7	9	11	15.225	1	8	150	Check	Order
1KSMB10CA	8.55	1000	69	9.5	10.5	14.5	1	8	150	Check	Order
1KSMB11 Replaced By: 1KSMB11A	8.92	1000	61.7	9.945	12.155	16.38	1	4	150	Check	Order
1KSMB110 Replaced By: 1KSMB110A	89.2	1000	6.3	99.45	121.55	159.6	1	1	150	Check	Order
1KSMB110A	94	1000	6.6	105	116	152	1	1	150	Check	Order
1KSMB110C Replaced By: 1KSMB110CA	89.2	1000	6.3	99.45	121.55	159.6	1	1	150	Check	Order
1KSMB110CA	94	1000	6.6	105	116	152	1	1	150	Check	Order
1KSMB11A	9.4	1000	64.1	10.5	11.6	15.6	1	4	150	Check	Order
1KSMB11C Replaced By: 1KSMB11CA	8.92	1000	61.7	9.945	12.155	16.38	1	4	150	Check	Order
1KSMB11CA	9.4	1000	64.1	10.5	11.6	15.6	1	4	150	Check	Order
1KSMB12 Replaced By: 1KSMB12A	9.72	1000	58.3	10.8	13.2	17.535	1	1	150	Check	Order
1KSMB120 Replaced By: 1KSMB120A	97.2	1000	5.8	108	132	173.25	1	1	150	Check	Order
1KSMB120A	102	1000	6.1	114	126	165	1	1	150	Check	Order
1KSMB120C Replaced By: 1KSMB120CA	97.2	1000	5.8	108	132	173.25	1	1	150	Check	Order
1KSMB120CA	102	1000	6.1	114	126	165	1	1	150	Check	Order
1KSMB12A	10.2	1000	59.9	11.4	12.6	16.7	1	1	150	Check	Order
1KSMB12C Replaced By: 1KSMB12CA	9.72	1000	58.3	10.8	13.2	17.535	1	1	150	Check	Order
1KSMB12CA	10.2	1000	59.9	11.4	12.6	16.7	1	1	150	Check	Order
1KSMB13 Replaced By: 1KSMB13A	10.5	1000	53.3	11.745	14.355	19.11	1	1	150	Check	Order
1KSMB130 Replaced By: 1KSMB130A	105	1000	5.3	117.45	143.55	187.95	1	1	150	Check	Order
1KSMB130A	111	1000	5.6	124	137	179	1	1	150	Check	Order
1KSMB130C Replaced By: 1KSMB130CA	105	1000	5.3	117.45	143.55	187.95	1	1	150	Check	Order
1KSMB130CA	111	1000	5.6	124	137	179	1	1	150	Check	Order
1KSMB13A	11.1	1000	54.9	12.4	13.7	18.2	1	1	150	Check	Order
1KSMB13C Replaced By: 1KSMB13CA	10.5	1000	53.3	11.745	14.355	19.11	1	1	150	Check	Order
1KSMB13CA	11.1	1000	54.9	12.4	13.7	18.2	1	1	150	Check	Order
1KSMB15 Replaced By: 1KSMB15A	12.1	1000	45	13.545	16.555	22.26	1	1	150	Check	Order
1KSMB150 Replaced By: 1KSMB150A	121	1000	4.7	135.45	165.55	217.35	1	1	150	Check	Order
1KSMB150A	128	1000	4.8	143	158	207	1	1	150	Check	Order
1KSMB150C Replaced By: 1KSMB150CA	121	1000	4.7	135.45	165.55	217.35	1	1	150	Check	Order
1KSMB150CA	128	1000	4.8	143	158	207	1	1	150	Check	Order
1KSMB15A	12.8	1000	47.2	14.3	15.8	21.2	1	1	150	Check	Order
1KSMB15C Replaced By: 1KSMB15CA	12.1	1000	45	13.545	16.555	22.26	1	1	150	Check	Order
1KSMB15CA	12.8	1000	47.2	14.3	15.8	21.2	1	1	150	Check	Order
1KSMB16 Replaced By: 1KSMB16A	12.9	1000	43.3	14.4	17.6	23.625	1	1	150	Check	Order
1KSMB160 Replaced By: 1KSMB160A	130	1000	4.3	144	176	229.95	1	1	150	Check	Order
1KSMB160A	136	1000	4.6	152	168	219	1	1	150	Check	Order
1KSMB160C Replaced By: 1KSMB160CA	130	1000	4.3	144	176	229.95	1	1	150	Check	Order
1KSMB160CA	136	1000	4.6	152	168	219	1	1	150	Check	Order
1KSMB16A	13.6	1000	44.4	15.2	16.8	22.5	1	1	150	Check	Order
1KSMB16C Replaced By: 1KSMB16CA	12.9	1000	43.3	14.4	17.6	23.625	1	1	150	Check	Order
1KSMB16CA	13.6	1000	44.4	15.2	16.8	22.5	1	1	150	Check	Order
1KSMB170A	144.5	1000	4.3	162	179	234	1	1	150	Check	Order
1KSMB170CA	144.5	1000	4.3	162	179	234	1	1	150	Check	Order
1KSMB18 Replaced By: 1KSMB18A	14.5	1000	38	16.2	19.8	26.775	1	1	150	Check	Order
1KSMB180A	153	1000	4.1	171	189	246	1	1	150	Check	Order
1KSMB180CA	153	1000	4.1	171	189	246	1	1	150	Check	Order
1KSMB18A	15.3	1000	39.2	17.1	18.9	25.5	1	1	150	Check	Order
1KSMB18C Replaced By: 1KSMB18CA	14.5	1000	38	16.2	19.8	26.775	1	1	150	Check	Order
1KSMB18CA	15.3	1000	39.2	17.1	18.9	25.5	1	1	150	Check	Order
1KSMB20 Replaced By: 1KSMB20A	16.2	1000	35	18	22	29.085	1	1	150	Check	Order
1KSMB20A	17.1	1000	36.1	19	21	27.7	1	1	150	Check	Order
1KSMB20C Replaced By: 1KSMB20CA	16.2	1000	35	18	22	29.085	1	1	150	Check	Order
1KSMB20CA	17.1	1000	36.1	19	21	27.7	1	1	150	Check	Order
1KSMB22 Replaced By: 1KSMB22A	17.8	1000	31.7	19.8	24.2	32.13	1	1	150	Check	Order
1KSMB22A	18.8	1000	32.7	20.9	23.1	30.6	1	1	150	Check	Order
1KSMB22C Replaced By: 1KSMB22CA	17.8	1000	31.7	19.8	24.2	32.13	1	1	150	Check	Order
1KSMB22CA	18.8	1000	32.7	20.9	23.1	30.6	1	1	150	Check	Order
1KSMB24 Replaced By: 1KSMB24A	19.4	1000	28.3	21.6	26.4	34.86	1	1	150	Check	Order
1KSMB24A	20.5	1000	30.1	22.8	25.2	33.2	1	1	150	Check	Order
1KSMB24C Replaced By: 1KSMB24CA	19.4	1000	28.3	21.6	26.4	34.86	1	1	150	Check	Order
1KSMB24CA	20.5	1000	30.1	22.8	25.2	33.2	1	1	150	Check	Order
1KSMB27 Replaced By: 1KSMB27A	21.8	1000	25.5	24.345	29.755	39.375	1	1	150	Check	Order
1KSMB27A	23.1	1000	26.7	25.7	28.4	37.5	1	1	150	Check	Order
1KSMB27C Replaced By: 1KSMB27CA	21.8	1000	25.5	24.345	29.755	39.375	1	1	150	Check	Order
1KSMB27CA	23.1	1000	26.7	25.7	28.4	37.5	1	1	150	Check	Order
1KSMB30 Replaced By: 1KSMB30A	24.3	1000	22.9	27	33	43.47	1	1	150	Check	Order
1KSMB30A	25.6	1000	24.2	28.5	31.5	41.4	1	1	150	Check	Order
1KSMB30C Replaced By: 1KSMB30CA	24.3	1000	22.9	27	33	43.47	1	1	150	Check	Order
1KSMB30CA	25.6	1000	24.2	28.5	31.5	41.4	1	1	150	Check	Order
1KSMB33 Replaced By: 1KSMB33A	26.8	1000	21	29.745	36.355	47.985	1	1	150	Check	Order
1KSMB33A	28.2	1000	21.9	31.4	34.7	45.7	1	1	150	Check	Order
1KSMB33C Replaced By: 1KSMB33CA	26.8	1000	21	29.745	36.355	47.985	1	1	150	Check	Order
1KSMB33CA	28.2	1000	21.9	31.4	34.7	45.7	1	1	150	Check	Order
1KSMB36 Replaced By: 1KSMB36A	29.1	1000	19.2	32.4	39.6	52.395	1	1	150	Check	Order
1KSMB36A	30.8	1000	20	34.2	37.8	49.9	1	1	150	Check	Order
1KSMB36C Replaced By: 1KSMB36CA	29.1	1000	19.2	32.4	39.6	52.395	1	1	150	Check	Order
1KSMB36CA	30.8	1000	20	34.2	37.8	49.9	1	1	150	Check	Order
1KSMB39 Replaced By: 1KSMB39A	31.6	1000	17.5	35.145	42.955	56.595	1	1	150	Check	Order
1KSMB39A	33.3	1000	18.6	37.1	41	53.9	1	1	150	Check	Order
1KSMB39C Replaced By: 1KSMB39CA	31.6	1000	17.5	35.145	42.955	56.595	1	1	150	Check	Order
1KSMB39CA	33.3	1000	18.6	37.1	41	53.9	1	1	150	Check	Order
1KSMB43 Replaced By: 1KSMB43A	34.8	1000	16	38.745	47.355	62.265	1	1	150	Check	Order
1KSMB43A	36.8	1000	16.9	40.9	45.2	59.3	1	1	150	Check	Order
1KSMB43C Replaced By: 1KSMB43CA	34.8	1000	16	38.745	47.355	62.265	1	1	150	Check	Order
1KSMB43CA	36.8	1000	16.9	40.9	45.2	59.3	1	1	150	Check	Order
1KSMB47 Replaced By: 1KSMB47A	38.1	1000	14.8	42.345	51.755	68.04	1	1	150	Check	Order
1KSMB47A	40.2	1000	15.4	44.7	49.4	64.8	1	1	150	Check	Order
1KSMB47C Replaced By: 1KSMB47CA	38.1	1000	14.8	42.345	51.755	68.04	1	1	150	Check	Order
1KSMB47CA	40.2	1000	15.4	44.7	49.4	64.8	1	1	150	Check	Order
1KSMB51 Replaced By: 1KSMB51A	41.3	1000	13.7	45.945	56.155	73.605	1	1	150	Check	Order
1KSMB51A	43.6	1000	14.3	48.5	53.6	70.1	1	1	150	Check	Order
1KSMB51C Replaced By: 1KSMB51CA	41.3	1000	13.7	45.945	56.155	73.605	1	1	150	Check	Order
1KSMB51CA	43.6	1000	14.3	48.5	53.6	70.1	1	1	150	Check	Order
1KSMB56 Replaced By: 1KSMB56A	45.4	1000	12.3	50.4	61.6	80.85	1	1	150	Check	Order
1KSMB56A	47.8	1000	13	53.2	58.8	77	1	1	150	Check	Order
1KSMB56C Replaced By: 1KSMB56CA	45.4	1000	12.3	50.4	61.6	80.85	1	1	150	Check	Order
1KSMB56CA	47.8	1000	13	53.2	58.8	77	1	1	150	Check	Order
1KSMB6.8 Replaced By: 1KSMB6.8A	5.5	1000	92.5	6.12	7.4745	11.025	10	900	150	Check	Order
1KSMB6.8A	5.8	1000	95.2	6.45	7.14	10.5	10	900	150	Check	Order
1KSMB6.8C Replaced By: 1KSMB6.8CA	5.5	1000	92.5	6.12	7.4745	11.025	10	900	150	Check	Order
1KSMB6.8CA	5.8	1000	95.2	6.45	7.14	10.5	10	900	150	Check	Order
1KSMB62 Replaced By: 1KSMB62A	50.2	1000	11.3	55.8	68.2	89.25	1	1	150	Check	Order
1KSMB62A	53	1000	11.8	58.9	65.1	85	1	1	150	Check	Order
1KSMB62C Replaced By: 1KSMB62CA	50.2	1000	11.3	55.8	68.2	89.25	1	1	150	Check	Order
1KSMB62CA	53	1000	11.8	58.9	65.1	85	1	1	150	Check	Order
1KSMB68 Replaced By: 1KSMB68A	55.1	1000	10.2	61.2	74.8	96.6	1	1	150	Check	Order
1KSMB68A	58.1	1000	10.9	64.6	71.4	92	1	1	150	Check	Order
1KSMB68C Replaced By: 1KSMB68CA	55.1	1000	10.2	61.2	74.8	96.6	1	1	150	Check	Order
1KSMB68CA	58.1	1000	10.9	64.6	71.4	92	1	1	150	Check	Order
1KSMB7.5 Replaced By: 1KSMB7.5A	6.05	1000	85	6.75	8.2555	11.865	10	400	150	Check	Order
1KSMB7.5A	6.4	1000	88.5	7.13	7.88	11.3	10	400	150	Check	Order
1KSMB7.5C Replaced By: 1KSMB7.5CA	6.05	1000	85	6.75	8.2555	11.865	10	400	150	Check	Order
1KSMB7.5CA	6.4	1000	88.5	7.13	7.88	11.3	10	400	150	Check	Order
1KSMB75 Replaced By: 1KSMB75A	60.7	1000	9.2	67.545	82.555	108.15	1	1	150	Check	Order
1KSMB75A	64.1	1000	9.7	71.3	78.8	103	1	1	150	Check	Order
1KSMB75C Replaced By: 1KSMB75CA	60.7	1000	9.2	67.545	82.555	108.15	1	1	150	Check	Order
1KSMB75CA	64.1	1000	9.7	71.3	78.8	103	1	1	150	Check	Order
1KSMB8.2 Replaced By: 1KSMB8.2A	6.63	1000	80	7.38	9.02	12.705	10	180	150	Check	Order
1KSMB8.2A	7.02	1000	82.6	7.79	8.61	12.1	10	180	150	Check	Order
1KSMB8.2C Replaced By: 1KSMB8.2CA	6.63	1000	80	7.38	9.02	12.705	10	180	150	Check	Order
1KSMB8.2CA	7.02	1000	82.6	7.79	8.61	12.1	10	180	150	Check	Order
1KSMB82 Replaced By: 1KSMB82A	66.4	1000	8.5	73.8	90.2	118.65	1	1	150	Check	Order
1KSMB82A	70.1	1000	8.8	77.9	86.1	113	1	1	150	Check	Order
1KSMB82C Replaced By: 1KSMB82CA	66.4	1000	8.5	73.8	90.2	118.65	1	1	150	Check	Order
1KSMB82CA	70.1	1000	8.8	77.9	86.1	113	1	1	150	Check	Order
1KSMB9.1 Replaced By: 1KSMB9.1A	7.37	1000	73.3	8.19	10.01	14.07	1	45	150	Check	Order
1KSMB9.1A	7.78	1000	74.6	8.65	9.55	13.4	1	45	150	Check	Order
1KSMB9.1C Replaced By: 1KSMB9.1CA	7.37	1000	73.3	8.19	10.01	14.07	1	45	150	Check	Order
1KSMB9.1CA	7.78	1000	74.6	8.65	9.55	13.4	1	45	150	Check	Order
1KSMB91 Replaced By: 1KSMB91A	73.7	1000	7.5	81.9	100.1	131.25	1	1	150	Check	Order
1KSMB91A	77.8	1000	8	86.5	95.5	125	1	1	150	Check	Order
1KSMB91C Replaced By: 1KSMB91CA	73.7	1000	7.5	81.9	100.1	131.25	1	1	150	Check	Order
1KSMB91CA	77.8	1000	8	86.5	95.5	125	1	1	150	Check	Order

Catalog #	Certificates

1KSMB12CA
1KSMB15
1KSMB15C
1KSMB160A
1KSMB18
1KSMB18C
1KSMB18CA
1KSMB24
1KSMB27
1KSMB30
1KSMB33
1KSMB33C
1KSMB36
1KSMB36CA
1KSMB47
1KSMB47C
1KSMB51
1KSMB56
1KSMB6.8
1KSMB62
1KSMB68


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	1KSMB_Series pdf

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