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For Reference Only
| Part Number | LM2991S |
| OEMstron Part # | LM2991S |
| Manufacturer | Texas Instruments |
| Category | Semiconductors › Power Management ICs › Voltage Regulators - Linear |
| Description | IC REG LIN NEG ADJ 1A DDPAK |
| Lifecycle | Not For New Designs |
| RoHS | No RoHS Information |
| EDA/CAD Models | LM2991S PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | May 3 - May 8 (Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |  |
| Shipping |  |
LM2991S Specifications
| Part Number | LM2991S | |
| Brand | Texas Instruments | |
| Lifecycle | Not For New Designs | |
| RoHS | No RoHS Information | |
| Product Line | Semiconductors | |
| Category | Power Management ICs | |
| Subcategory | Voltage Regulators - Linear | |
| Manufacturer | ||
| Series | - | |
| Output Configuration | Negative | |
| Output Type | Adjustable | |
| Number of Regulators | 1 | |
| Voltage - Input (Max) | -26V | |
| Voltage - Output (Min/Fixed) | -3V | |
| Voltage - Output (Max) | -24V | |
| Voltage Dropout (Max) | 1V @ 1A | |
| Current - Output | 1A | |
| Current - Quiescent (Iq) | 0.7mA | |
| Current - Supply (Max) | 5mA | |
| PSRR | 60dB (1kHz) | |
| Control Features | Enable | |
| Protection Features | Over Temperature, Short Circuit | |
| Operating Temperature | -40°C ~ 125°C | |
| Mounting Type | Surface Mount | |
| Package / Case | TO-263-6, D²Pak (5 Leads + Tab), TO-263BA | |
| Supplier Device Package | DDPAK/TO-263-5 |
LM2991S Documents
Industry Leaders in Quality
Cooperation comes from trust,
And trust is based on quality.
Global Supply Chains - Reliable and Authorized Distributor Resources
| Part Number | Description | Stock |
|
LM2991S D# V99:2348_07271138 Texas Instruments |
LDO Regulator Neg -3V to -24V 1A Automotive 6-Pin(5+Tab) DDPAK Tube RoHS: Not Compliant
|
Americas - 121 |
|
LM2991SX D# V36:1790_07271140 Texas Instruments |
LDO Regulator Neg -3V to -24V 1A Automotive 6-Pin(5+Tab) DDPAK T/R RoHS: Not Compliant
|
Americas - 0 |
|
LM2991S/NOPB D# V99:2348_07271139 Texas Instruments |
LDO Regulator Neg -3V to -24V 1A Automotive 6-Pin(5+Tab) DDPAK Tube |
Americas - 0 |
|
LM2991SX/NOPB D# V36:1790_07271141 Texas Instruments |
LDO Regulator Neg -3V to -24V 1A Automotive 6-Pin(5+Tab) DDPAK T/R |
Americas - 0 |
| Part Number | Description | Stock |
|
LM2991S D# LM2991S Texas Instruments |
LDO Regulator Neg -3V to -24V 1A 6-Pin(5+Tab) TO-263 Rail - Rail/Tube (Alt: LM2991S) RoHS: Not Compliant
|
Americas - 32 |
| Part Number | Description | Stock |
|
LM2991S National Semiconductor Corporation |
235 | |
|
LM2991SP National Semiconductor Corporation |
15 | |
|
LM2991SX National Semiconductor Corporation |
955 | |
|
LM2991S/NOPB National Semiconductor Corporation |
15 |
| Part Number | Description | Stock |
|
LM2991S Texas Instruments |
IC, REG, LDO, -3 ~ -24V, 1A, TO263 |
186 |
|
LM2991SX Texas Instruments |
- Tape and Reel |
7440 |
|
LM2991S/NOPB Texas Instruments |
IC, REG, LDO, -3 ~ -24V, 1A, TO263 |
186 |
|
LM2991SX/NOPB Texas Instruments |
- Tape and Reel |
7440 |
| Part Number | Description | Stock |
|
LM2991S/NOPB Texas Instruments |
Adjustable -26V -3V ~ -24V 1V @ 1A TO-263-5 Dropout Regulators(LDO) RoHS |
751 |
|
LM2991SX/NOPB Texas Instruments |
Adjustable -26V -3V ~ -24V 1V @ 1A TO-263-5 Dropout Regulators(LDO) RoHS |
545 |
| Part Number | Description | Stock |
|
LM2991S National Semiconductor Corporation |
RoHS: Not Compliant
|
Europe - 25 |
|
LM2991SX National Semiconductor Corporation |
RoHS: Compliant
|
Europe - 375 |
| Part Number | Description | Stock |
|
LM2991SX National Semiconductor Corporation |
N/A (ship within 1day) - D/C 2002+ |
103 |
|
LM2991SX/NOPB National Semiconductor Corporation |
RoHS (ship within 1day) - D/C 2010 |
19 |
| Part Number | Description | Stock |
|
LM2991S D# LM2991S-ND Texas Instruments |
IC REG LINEAR NEG ADJ 1A DDPAK |
On Order |
|
LM2991SX D# 2156-LM2991SX-ND Rochester Electronics LLC |
IC REG LINEAR NEG ADJ 1A DDPAK |
21 In Stock |
|
LM2991S/NOPB D# LM2991S/NOPB-ND Texas Instruments |
IC REG LINEAR NEG ADJ 1A DDPAK |
1344 In Stock |
|
LM2991SX/NOPB D# LM2991SX/NOPBTR-ND Texas Instruments |
IC REG LINEAR NEG ADJ 1A DDPAK |
4488 In Stock |
| Part Number | Description | Stock |
|
LM2991S D# LM2991S National Semiconductor Corporation |
Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct |
4089 |
|
LM2991SP D# LM2991SP National Semiconductor Corporation |
Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct |
3986 |
|
LM2991SX D# LM2991SX National Semiconductor Corporation |
Industry Leading ISO:9001/AS9120A Stocking Distributor of Obsolete & Hard to Find IC's/Semi's, Specializing in Altera/Xilinx. In-House Counterfeit Detection Lab. In Business 20 Years. Free Shipping on Orders Over $250. Buy American, Buy Direct |
2792 |
| Part Number | Description | Stock |
|
LM2991S National Semiconductor Corporation |
In stock shipping within 2days |
5081 |
|
LM2991SP National Semiconductor Corporation |
In stock shipping within 2days |
140 |
|
LM2991SX National Semiconductor Corporation |
In stock shipping within 2days |
5081 |
| Part Number | Description | Stock |
|
LM2991S/NOPB D# 3122093 Texas Instruments |
IC, REG, LDO, -3 ~ -24V, 1A, TO263 RoHS: Compliant
Min Qty: 1
Container: Each
|
577 |
|
LM2991S/NOPB . D# 1564648 Texas Instruments |
IC, REG, LDO, -3 ~ -24V, 1A, TO263 RoHS: Compliant
Min Qty: 1
Container: Each
|
3 |
|
LM2991SX/NOPB D# 3122094 Texas Instruments |
ADJUSTABLE LDO VOLTAGE REGULATOR, -2V TO RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
111 |
| Part Number | Description | Stock |
|
LM2991S National Semiconductor Corporation |
Stock |
169 |
| Part Number | Description | Stock |
|
LM2991S |
NEW AND ORGINAL. ISRAEL W.HOUSE |
73 |
| Part Number | Description | Stock |
|
LM2991SND DIGIKEY |
OEM/CM QUOTES ONLY | NO BROKERS |
81 |
|
HM97ABLM2991S National Semiconductor Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
19 |
|
LM2991SNOPB Texas Instruments |
OEM/CM QUOTES ONLY | NO BROKERS |
9280 |
|
LM2991S National Semiconductor Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
29012 |
|
LM2991SP National Semiconductor Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
1051 |
|
LM2991SX National Semiconductor Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
3480 |
|
LM2991SXND DIGIKEY |
OEM/CM QUOTES ONLY | NO BROKERS |
81 |
|
LM2991SSMD N/A |
OEM/CM QUOTES ONLY | NO BROKERS |
3 |
|
LM2991SADJ National Semiconductor Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
80 |
|
LM2991SXNOPB TEXAS INSTRUMENTS |
OEM/CM QUOTES ONLY | NO BROKERS |
4060 |
|
LM2991SXTRND National Semiconductor Corporation |
OEM/CM QUOTES ONLY | NO BROKERS |
197 |
| Part Number | Description | Stock |
|
LM2991S Texas Instruments |
OEM/CM ONLY |
634 |
|
LM2991SX Texas Instruments |
OEM/CM ONLY |
110 |
|
LM2991SSMD Texas Instruments |
OEM/CM ONLY |
103 |
|
LM2991SXNOPB Texas Instruments |
OEM/CM ONLY |
666 |
| Part Number | Description | Stock |
|
LM2991SP+ National Semiconductor Corporation |
in stock - can ship the same day |
18 |
|
LM2991SNOPB National Semiconductor Corporation |
in stock - can ship the same day |
30 |
|
LM2991S National Semiconductor Corporation |
in stock - can ship the same day |
45 |
|
LM2991SX National Semiconductor Corporation |
in stock - can ship the same day |
30 |
| Part Number | Description | Stock |
|
LM2991S National Semiconductor Corporation |
OEM/CM Immediate delivery |
276 |
|
LM2991SP National Semiconductor Corporation |
OEM/CM Immediate delivery |
40 |
|
LM2991SX National Semiconductor Corporation |
OEM/CM Immediate delivery |
8000 |
|
LM2991S/NOPB National Semiconductor Corporation |
OEM/CM Immediate delivery |
263 |
|
LM2991SX/NOPB Texas Instruments |
OEM/CM Immediate delivery |
2500 |
| Part Number | Description | Stock |
|
LM2991S D# 926-LM2991S Texas Instruments |
LDO Voltage Regulators Neg LDO Adj Reg RoHS: Not Compliant
|
110 |
|
LM2991S/NOPB D# 926-LM2991S/NOPB Texas Instruments |
LDO Voltage Regulators NEG LDO ADJ REG RoHS: Compliant
|
1084 |
|
LM2991SX/NOPB D# 926-LM2991SX/NOPB Texas Instruments |
LDO Voltage Regulators NEG LDO ADJ REG RoHS: Compliant
|
872 |
| Part Number | Description | Stock |
|
LM2991S/NOPB D# 41K4638 Texas Instruments |
ADJUSTABLE LDO VOLTAGE REGULATOR, -2V TO -25V 1A TO-263-5, Output Type:Adjustable, Input Voltage Min:-26V, Input Voltage Max:300mV, Fixed Output Voltage Nom.:-, Adjustable Output Voltage Min:-24V, Adjustable Output Voltage Max:-3V RoHS Compliant: Yes RoHS: Compliant
Min Qty: 225
Container: Bulk
|
3 |
|
LM2991SX/NOPB D# 31AH1982 Texas Instruments |
ADJUSTABLE LDO VOLTAGE REGULATOR, -2V TO, Output Type:Adjustable, Input Voltage Min:-26V, Input Voltage Max:300mV, Fixed Output Voltage Nom.:-, Adjustable Output Voltage Min:-3V, Adjustable Output Voltage Max:-25V, Output Current:1A, RoHS Compliant: Yes RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
111 |
| Part Number | Description | Stock |
|
LM2991S D# NS-LM2991S Texas Instruments |
OEM/CM ONLY |
7418 |
|
LM2991SX D# NS-LM2991SX National Semiconductor Corporation |
OEM/CM ONLY |
6685 |
|
LM2991S/NOPB D# NS-LM2991S/NOPB Texas Instruments |
OEM/CM ONLY |
2468 |
|
LM2991SX/NOPB D# NS-LM2991SX/NOPB Texas Instruments |
OEM/CM ONLY |
4194 |
|
LM2991S P+ D# NS-LM2991S P+ National Semiconductor Corporation |
OEM/CM ONLY |
9758 |
| Part Number | Description | Stock |
|
LM2991S National Semiconductor Corporation |
Voltage Regulator, Adjustable, -2 TO -25V, Bi-Polar, 5 Pin, Plastic, SIP |
906 |
|
LM2991SX National Semiconductor Corporation |
3 V-24V ADJUSTABLE NEGATIVE LDO REGULATOR, 1V DROPOUT, PSSO5 |
522 |
|
LM2991S/NOPB National Semiconductor Corporation |
3 V-24 V ADJUSTABLE NEGATIVE LDO REGULATOR, 1 V DROPOUT, PSSO5 |
29 |
|
LM2991SX/NOPB National Semiconductor Corporation |
2 V-25 V ADJUSTABLE NEGATIVE LDO REGULATOR, 1 V DROPOUT, PSSO5 |
14 |
| Part Number | Description | Stock |
|
LM2991S D# LM2991S National Semiconductor Corporation |
Semiconductor |
19 |
|
LM2991SX D# LM2991SX National Semiconductor Corporation |
Semiconductor |
1799 |
| Part Number | Description | Stock |
|
LM2991S/NOPB D# 5338170 Texas Instruments |
Texas Instruments LM2991S/NOPB, LDO Regulator, 1A Adjustable, -24 -3 V 5-Pin, D2PAK, EA Min Qty: 1
Container: Bulk
|
143 |
|
LM2991SX/NOPB D# 2088562 Texas Instruments |
Texas Instruments LM2991SX/NOPB, LDO Voltage Regulator, 1A Adjustable, (- 3 V to - 24 V) V, 5% 3-Pin, D2PAK, RL Min Qty: 500
Container: Reel
|
485 |
| Part Number | Description | Stock |
|
LM2991S Texas Instruments |
LM2991 Negative Low Dropout Adjustable Regulator RoHS: Not Compliant
|
90 |
|
LM2991SX National Semiconductor Corporation |
LM2991 Negative Low Dropout Adjustable Regulator RoHS: Not Compliant
|
21 |
|
LM2991S/NOPB National Semiconductor Corporation |
LM2991 Negative Low Dropout Adjustable Regulator RoHS: Compliant
|
7 |
|
LM2991SX/NOPB National Semiconductor Corporation |
LM2991 Negative Low Dropout Adjustable Regulator RoHS: Compliant
|
61 |
| Part Number | Description | Stock |
|
LM2991SND OEM Automatic Ltd |
OEM/CM ONLY |
86 |
|
LM2991S National Semiconductor Corporation |
OEM/CM ONLY |
10910 |
|
LM2991SP National Semiconductor Corporation |
OEM/CM ONLY |
1197 |
|
LM2991SX National Semiconductor Corporation |
OEM/CM ONLY |
11642 |
|
LM2991SX/NOPB National Semiconductor Corporation |
OEM/CM ONLY |
2355 |
|
LM2991SXND OEM Automatic Ltd |
OEM/CM ONLY |
86 |
|
LM2991SADJ National Semiconductor Corporation |
OEM/CM ONLY |
85 |
|
LM2991S NOPB National Semiconductor Corporation |
OEM/CM ONLY |
1286 |
|
LM2991SXTRND National Semiconductor Corporation |
OEM/CM ONLY |
186 |
| Part Number | Description | Stock |
|
LM2991S National Semiconductor Corporation |
IN stock Immediate delivery |
271 |
|
LM2991SP National Semiconductor Corporation |
IN stock Immediate delivery |
35 |
|
LM2991SX National Semiconductor Corporation |
IN stock Immediate delivery |
8015 |
|
LM2991S/NOPB National Semiconductor Corporation |
IN stock Immediate delivery |
258 |
|
LM2991SX/NOPB Texas Instruments |
IN stock Immediate delivery |
2515 |
| Part Number | Description | Stock |
|
LM2991S Texas Instruments |
14 | |
|
LM2991S/NOPB Texas Instruments |
15 |
| Part Number | Description | Stock |
|
LM2991S D# 2028024818 National Semiconductor Corporation |
LM2991S NSC Transistor |
331 |
| Part Number | Description | Stock |
|
LM2991S/NOPB Texas Instruments |
1-A, negative, adjustable low-dropout voltage regulator with enable |
3,979 |
|
LM2991SX/NOPB Texas Instruments |
1-A, negative, adjustable low-dropout voltage regulator with enable |
14,957 |
| Part Number | Description | Stock |
|
LM2991SP+ National Semiconductor Corporation |
shipping today |
56 |
|
LM2991STR STMicroelectronics |
shipping today |
179 |
|
LM2991S National Semiconductor Corporation |
shipping today |
7626 |
|
LM2991SP N |
shipping today |
2309 |
|
LM2991SX STMicroelectronics |
shipping today |
16 |
|
LM2991S/NOPB STMicroelectronics |
shipping today |
3496 |
|
LM2991SX/NOPB Texas Instruments |
shipping today |
996 |
| Part Number | Description | Stock |
|
LM2991S D# 53483567 Texas Instruments |
LDO Regulator Neg -3V to -24V 1A Automotive 6-Pin(5+Tab) DDPAK Tube RoHS: Not Compliant
|
Americas - 121 |
| Part Number | Description | Stock |
|
LM2991S National Semiconductor Corporation |
RFQ |
14383 |
|
LM2991SP National Semiconductor Corporation |
RFQ |
7743 |
|
LM2991SX mfr |
RFQ |
1613 |
|
LM2991S/NOPB Texas Instruments |
RFQ |
3220 |
|
LM2991S-P+ National Semiconductor Corporation |
RFQ |
7917 |
| Part Number | Description | Stock |
|
LM2991S Texas Instruments |
IC REG LDO NEG ADJ 1A DDPAK |
1757 |
|
LM2991SX Texas Instruments |
IC REG LDO NEG ADJ 1A DDPAK |
1338 |
| Part Number | Description | Stock |
|
LM2991S/NOPB D# 3122093 Texas Instruments |
IC, REG, LDO, -3 ~ -24V, 1A, TO263 RoHS: Compliant
Min Qty: 1
Container: Each
|
626 |
|
LM2991S/NOPB . D# 1564648 Texas Instruments |
IC, REG, LDO, -3 ~ -24V, 1A, TO263 RoHS: Compliant
Min Qty: 1
Container: Each
|
3 |
|
LM2991SX/NOPB D# 3122094 Texas Instruments |
ADJUSTABLE LDO VOLTAGE REGULATOR, -2V TO RoHS: Compliant
Min Qty: 1
Container: Cut Tape
|
111 |
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| In Stock | 585 - More on Order |
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| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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Pricing (USD)
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1 | $ 5.8892 | $ 5.8892 |
| 100 | $ 5.8892 | $ 588.9200 |
| 500 | $ 5.8892 | $ 2,944.6000 |
| 1000 | $ 5.8892 | $ 5,889.2000 |
| 2500 | $ 5.8892 | $ 14,723.0000 |
OEMstron will offer the most competitive prices for you, please refer to the quotations.
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