Tena tirohia te putanga Ingarihi hei putanga mana.

Europeropi: France~~(Français)~~ Germany~~(Deutsch)~~ Italy~~(Italia)~~ Russian~~(русский)~~ Poland~~(polski)~~ Czech~~(Čeština)~~ Luxembourg~~(Lëtzebuergesch)~~ Netherlands~~(Nederland)~~ Iceland~~(íslenska)~~ Hungarian~~(Magyarország)~~ Spain~~(español)~~ Portugal~~(Português)~~ Turkey~~(Türk dili)~~ Bulgaria~~(Български език)~~ Ukraine~~(Україна)~~ Greece~~(Ελλάδα)~~ Israel~~(עִבְרִית)~~ Sweden~~(Svenska)~~ Finland~~(Svenska)~~ Finland~~(Suomi)~~ Romania~~(românesc)~~ Moldova~~(românesc)~~ Slovakia~~(Slovenská)~~ Denmark~~(Dansk)~~ Slovenia~~(Slovenija)~~ Slovenia~~(Hrvatska)~~ Croatia~~(Hrvatska)~~ Serbia~~(Hrvatska)~~ Montenegro~~(Hrvatska)~~ Bosnia and Herzegovina~~(Hrvatska)~~ Lithuania~~(lietuvių)~~ Spain~~(Português)~~ Switzerland~~(Deutsch)~~ United Kingdom~~(English)~~

Asia / Pacific: Japan~~(日本語)~~ Korea~~(한국의)~~ Thailand~~(ภาษาไทย)~~ Malaysia~~(Melayu)~~ Singapore~~(Melayu)~~ Vietnam~~(Tiếng Việt)~~ Philippines~~(Pilipino)~~

Africa, India me Middle East: United Arab Emirates~~(العربية)~~ Iran~~(فارسی)~~ Tajikistan~~(فارسی)~~ India~~(हिंदी)~~ Madagascar~~(malaɡasʲ)~~

Amerika ki te Tonga / Oceania: New Zealand~~(Maori)~~ Brazil~~(Português)~~ Angola~~(Português)~~ Mozambique~~(Português)~~

Te Tai Tokerau: United States~~(English)~~ Canada~~(English)~~ Haiti~~(Ayiti)~~ Mexico~~(español)~~

Home Hua Nga Rohe Whakaraupapa (IC)PMIC - Nga Kaituku AC DC, Nga Kaitawhiti Tuimotu~~L5991D~~

Ko te ahua pea he kanohi.
Tirohia nga Whakariterite mo nga Taipitopito Hua.

~~Makau~~

KōWHIRINGA EXPRESS

Tikanga utu

L5991D - STMicroelectronics

Name: STMicroelectronics L5991D
Brand: STMicroelectronics
SKU: L5991D
Price: 1.48 USD
Availability: InStock
Rating: 5 (5 reviews)

Kaihanga Tau Wae: L5991D

Kaihanga: STMicroelectronics

Allelco Tau Wae: 98D-L5991D

Te tiwhikete: 1 tau Allelco Raarangi - Rapua etahi atu

Nga waahanga Whakaahuatanga: IC OFFLINE SWITCH MULT TOP 16SO

Paera: 16-SO

Pepa Raraunga: 1.L5991D.pdf ...

HTML Datasheet
L5991(A).pdf

Pahi PCN
Material Barrier Bag 17/Dec/2020.pdf

Huihuinga PCN / Takenga
IPG-IPC/14/8668 27/Aug/2014.pdf

RoHs Tūnga: RoHS3

~~Whakatairite~~

Ta matou Tiwhikete

I roto i te taonga: 42589

Utu Tau: $1.48
Tuatoru: $0.00

Kei te hiahia koe he utu pai ake?
Tāpiri ki te kaata me Tukuna RFQ inaianei, whakapā atu ki a koe.

Maha	Utu Tau	Peke.Utu
1+	$1.48	$1.48

Kaore nga utu i runga ake nei e whakauru i nga taake me nga reiti aukati, ka kiia i runga i nga whaarangi ota.

KōWHIRINGA EXPRESS

Tikanga utu

Ta matou Tiwhikete

Ngā whakaaturanga

L5991D Whakaritenga Hangarau
Nga Hangarau Hangarau STMicroelectronics - L5991D, nga tohu, nga taatai me nga waahanga me nga taapiri rite ki STMicroelectronics - L5991D

Huanga hua	Uara huanga
Kaihanga	STMicroelectronics
Ngaohihi - Whakaaetanga (Vcc / Vdd)	10V ~ 20V
Momotuhi - Tīmata ake	15 V
Tuhinga o mua - Breakdown	-
Topology	Boost, Flyback
Pūrere Pūrere Whakarato	16-SO
Raupapa	-
Paa / Case	16-SOIC (0.154", 3.90mm Width)
Pūhera	Tube

Huanga hua	Uara huanga
Whakamotu whakaputa	Isolated
Tae Mahi	-40°C ~ 150°C (TJ)
Momo Tae	Surface Mount
Whakawhiti Whaiaro (s)	No
Rautanga - Whakawhiti	Up to 1MHz
Tiaki Whakamutunga	Current Limiting, Over Voltage
Takahanga Taumahi	93%
Ngā Āhuatanga Mana	Frequency Control, Soft Start, Sync
Tau hua hua	L5991

Te Tauira Taiao me te Kaweake

TOHU	WHAKAAHUATANGA
RoHs Tūnga	RoHS3
Taumata Maha Kore (MSL)	3 (168 Hours)
Tutuki te mana	REACH Unaffected
ECCN	EAR99
HTSUS	8542.39.0001

Waahanga me nga whakaritenga rite

Ko nga waahanga e toru kei te taha matau he rite nga whakaritenga ki STMicroelectronics L5991D.

Huanga hua
Tau Wae	L5991D	L5991	L5991A	L5987A
Kaihanga	STMicroelectronics	STMicroelectronics	STMicroelectronics	STMicroelectronics
Ngaohihi - Whakaaetanga (Vcc / Vdd)	10V ~ 20V	10V ~ 20V	7.6V ~ 20V	-
Pūhera	Tube	Tube	Tube	Tube
Momotuhi - Tīmata ake	15 V	15 V	-	-
Tiaki Whakamutunga	Current Limiting, Over Voltage	Current Limiting, Over Voltage	-	-
Whakawhiti Whaiaro (s)	No	No	-	-
Tuhinga o mua - Breakdown	-	-	-	-
Whakamotu whakaputa	Isolated	Isolated	-	-
Momo Tae	Surface Mount	Through Hole	Through Hole	Surface Mount
Paa / Case	16-SOIC (0.154", 3.90mm Width)	16-DIP (0.300", 7.62mm)	16-DIP (0.300", 7.62mm)	8-SOIC (0.154", 3.90mm Width) Exposed Pad
Ngā Āhuatanga Mana	Frequency Control, Soft Start, Sync	Frequency Control, Soft Start, Sync	Current Limit, Frequency Control, Soft Start	-
Takahanga Taumahi	93%	93%	-	-
Pūrere Pūrere Whakarato	16-SO	16-DIP	16-DIP	8-HSOP
Tae Mahi	-40°C ~ 150°C (TJ)	-40°C ~ 150°C (TJ)	-40°C ~ 150°C (TJ)	-40°C ~ 150°C (TJ)
Tau hua hua	L5991	L5991	L5991	L5987
Topology	Boost, Flyback	Boost, Flyback	Flyback	Buck
Raupapa	-	-	-	-
Rautanga - Whakawhiti	Up to 1MHz	Up to 1MHz	Up to 1MHz	250kHz ~ 1MHz

L5991D Datasheet PDF

Tangohia a L5991D PDF Datasheets me STMicroelectronics tuhinga mo L5991D - STMicroelectronics.

HTML Datasheet: L5991(A).pdf
Pahi PCN: Material Barrier Bag 17/Dec/2020.pdf
Huihuinga PCN / Takenga: IPG-IPC/14/8668 27/Aug/2014.pdf

Kei te hiahia ano hoki nga kaihoko

Nga Hua Taunakitia

Arotake Kaihoko

Mātai pūmanawa: 10 tuhinga

Jess***Jones

2026/04/17

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.
Mich***Smith

2026/04/17

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.
Aman***arris

2026/04/3

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.
Mike***nch

2026/04/3

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.
Daic***K.

2026/03/23

Very good. No issue after long time testing.
Kevi***.

2026/03/17

Fast switching and stable output. Very satisfied with this IC
Daou***hekebkeb

2024/06/16

I had a great experience purchasing items from Allelcoelec, I recommend
Uri ***al

2024/06/19

Good comunication,
Transpnt regarding the process and price.
Yaqu***l Ali

2024/06/19

Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.
Lea ***

2024/06/19

Morrey was very helpful and right on top of things!
He replied quickly to my RFQ. He was very courteous and professional.

Tuhia he arotake

Kaore e whakaputaina to wahitau imeera.

Tuhinga

Te wa tuku

Ka taea te tuku i nga taonga-a-roto i roto i nga haora 24.Ko etahi waahanga ka whakaritea mo te tuku i roto i nga ra 1-2 mai i te ra i tae mai nga taonga katoa ki ta maatau whare putunga.Me nga kaipuke a Allelco i te ra kotahi i te 17:00, haunga te Rātapu.Ina tukuna nga taonga, ko te wa tuku e kiia ana ko te tikanga tuku me te haerenga tuku.Ko te ripanga i raro nei e whakaatu ana ko te waa arorau mo etahi whenua noa.

Nga utu tuku

Whakamahia to putea Express mo te tuku mehemea kei a koe tetahi.
Whakamahia ta maatau putea mo te tuku.Tirohia te tepu i raro nei mo nga utu tata.

(He rereke nga waahi / whenua / rahi te rahi o te rahi.)

Tikanga tuku

Te tuku noa a te Ao mo te DHL / UPS / FedEx / TNT / EMS / SF e tautoko ana matou.
Ko etahi atu ka piki haere, Tena koa hono atu ki to Kaiwhakahaere Kaihoko.

Nga whenua o nga whenua e tohu ana i te waa
Takiwā	Whenua	Te wa arorau (ra)
Amerika	United States	5
Amerika	Brazil	7
Europeropi	Tāpā	5
	United Kingdom	4
	Itari	5
Moana o Oceania	Ahitereria	6
Moana o Oceania	Aotearoa	5
Āhia	Kirinuku	4
Āhia	Japan	4
Rawhiti Rawhiti	Ia Iharaira	6

DHL & FedEx kaipuke tuku utu
Nga utu kaipuke (kg)	Tohutoro DHL (USD $)
0.00KG-1.00KG	USD $ 30.00 - USD $ 60.00
1.00KG-2.00KG	USD $ 40.00 - USD $ 80.00
2.00kg-3.00KG	USD $ 50.00 - USD $ 100.00

Panui:: Ko te tepu i runga ake nei mo te tohutoro anake.Kei kona ano etahi o nga raraunga mo nga mea kaore e taea te whakahaere.
Whakapaa mai ki te mea kei a koe etahi patai.

Tautoko utu

Ka taea te whiriwhiri i te tikanga utu mai i nga tikanga e whakaatuhia ana i raro nei: Whakawhiti waea (T / T, Whakawhiti Bank), Western Union, Kaari nama, PayPal.

Ko to hoa mahi tinihanga pono -

Te whakahaere tika
Hoko utu utu
Te Whakaputa Tere me te Tukunga

Whakapaa mai ki te mea kei a koe etahi patai.

Waea
+00852 9146 4856
Aiea
info@allelco.com

Tiwhikete me nga Mema

Tirohia atu

L5991D

STMicroelectronics
98D-L5991D

Kei te hiahia koe he utu pai ake? Tāpiri ki te kaata me Tukuna RFQ inaianei, whakapā atu ki a koe.

Nga Blogs Nga waahanga wera Hurihia te reo Pitopito kōrero Mahere Pae

Whakapā mai

Wāhitau Tumuaki:
Ruma c 13 / f Harvard Hangarau Hangarau
105-111 Thomson Road Wan Chai
Hongkong

Ratonga Ratonga: + 852-91464856
Imeera ratonga: info@allelco.com

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Urupare

Ko o mea urupare!I Allelco, ka aro nui matou ki te wheako kaiwhakamahi me te ngana ki te whakapai ake i nga wa katoa.
Tena koa tohatoha atu ki a maatau korero ma te maatau urupare, a ka whakautu wawe matou.
Mauruuru koe mo te whiriwhiri Allelco.

Tena tirohia te putanga Ingarihi hei putanga mana.Whakahoki

L5991D - STMicroelectronics

Ngā whakaaturanga

Te Tauira Taiao me te Kaweake

Waahanga me nga whakaritenga rite

L5991D Datasheet PDF

Kei te hiahia ano hoki nga kaihoko

Nga Hua Taunakitia

Arotake Kaihoko

Mātai pūmanawa: 10 tuhinga

It offers good value for the price, and the specifications match the description. I’ve been using it for two days with no issues, and I’ll definitely buy it again if I need it in the future.

Shipping was on time, the component pins are neatly aligned, and I tested 10 of them with a multimeter—all readings were within the specified range. Highly recommended.

It was great—the entire process, from placing the order to receiving the package, went very smoothly. The components were consistent, the price was fair, and I had a very pleasant shopping experience.

Better than expected! The resistance and capacitance readings were spot-on, and it passed the test on the first try. The service was reliable, and the packaging was thoughtful—I highly recommend it.

Very good. No issue after long time testing.

Fast switching and stable output. Very satisfied with this IC

I had a great experience purchasing items from Allelcoelec, I recommend

Good comunication,Transpnt regarding the process and price.

Providing reasonable prices, regular follow-up of orders, providing accurate and regular invoices, timely delivery of goods, excellent customer service and providing original goods and best quality materials.

Morrey was very helpful and right on top of things!He replied quickly to my RFQ. He was very courteous and professional.