- Manufacture :
-
- ON Semiconductor (267)
- Texas Instruments (243)
- ABLIC U.S.A. Inc. (16)
- Diodes Incorporated (54)
- Honeywell Microelectronics & Precision Sensors (1)
- Linear Technology/Analog Devices (9)
- Micro Commercial Co (6)
- Microchip Technology (66)
- Microsemi Corporation (6)
- NJR Corporation/NJRC (11)
- Panasonic Electronic Components (8)
- Richtek USA Inc. (18)
- Rohm Semiconductor (103)
- Sharp Microelectronics (31)
- STMicroelectronics (144)
- Toshiba Semiconductor and Storage (5)
- Operating Temperature :
-
- -20°C ~ 80°C (32)
- -20°C ~ 85°C (5)
- -25°C ~ 85°C (27)
- -25°C ~ 85°C (TA) (3)
- -30°C ~ 125°C (3)
- -30°C ~ 85°C (5)
- -40°C ~ 105°C (22)
- -40°C ~ 105°C (TA) (12)
- -40°C ~ 125°C (375)
- -40°C ~ 125°C (TJ) (20)
- -40°C ~ 150°C (15)
- -40°C ~ 85°C (94)
- -40°C ~ 85°C (TA) (22)
- -55°C ~ 125°C (21)
- -55°C ~ 150°C (1)
- -55°C ~ 225°C (1)
- -65°C ~ 150°C (6)
- 0°C ~ 125°C (306)
- 0°C ~ 150°C (14)
- 0°C ~ 70°C (2)
- 25°C ~ 125°C (2)
- Mounting Type :
- Package / Case :
-
- 4-SIP (1)
- 6-SOIC Variation (0.154", 3.9mm Width), 4 Leads + 2 Fins (9)
- 8-SMD, Flat Lead (1)
- 8-SOIC (0.154", 3.90mm Width) (90)
- 8-SOIC (0.154", 3.90mm Width) Exposed Pad (46)
- 8-WDFN Exposed Pad (6)
- Pentawatt-5 (Vertical, Bent and Staggered Leads) (1)
- PowerDI™ 5 (6)
- SC-74A, SOT-753 (25)
- SOT-89-5/6 (18)
- TO-204AA, TO-3 (6)
- TO-205AD, TO-39-3 Metal Can (10)
- TO-220-3 (194)
- TO-220-3 Cropped Leads (8)
- TO-220-3 Full Pack (9)
- TO-220-4 (30)
- TO-220-4 Full Pack (6)
- TO-220-4 Full Pack (Formed Leads) (1)
- TO-220-5 Full Pack (5)
- TO-226-3, TO-92-3 (TO-226AA) (30)
- TO-226-3, TO-92-3 (TO-226AA) (Formed Leads) (43)
- TO-236-3, SC-59, SOT-23-3 (32)
- TO-243AA (74)
- TO-251-3 Short Leads, IPak, TO-251AA (1)
- TO-252-3, DPak (2 Leads + Tab), SC-63 (164)
- TO-252-4, DPak (3 Leads + Tab) (3)
- TO-252-5, DPak (4 Leads + Tab), TO-252AD (24)
- TO-252-6, DPak (5 Leads + Tab) (19)
- TO-257-3 (1)
- TO-261-4, TO-261AA (48)
- TO-263-3, D²Pak (2 Leads + Tab), TO-263AB (56)
- TO-263-4, D²Pak (3 Leads + Tab), TO-263AA (73)
- TO-263-6, D²Pak (5 Leads + Tab), TO-263BA (24)
- TO-3P-3, SC-65-3 (2)
- Supplier Device Package :
-
- 2-PowerFLEX™ (4)
- 3-HSIP (4)
- 3-PowerFLEX™ (3)
- 3-SSIP (1)
- 5-PENTAWATT (1)
- 6-HSOP (9)
- 8-HSOPA (1)
- 8-HTSOP-J (42)
- 8-SO (24)
- 8-SOIC (59)
- 8-SOP (7)
- 8-SOP-EP (3)
- 8-WSON (4x4) (6)
- D-Pak (34)
- D-PAK (TO-252) (1)
- D2PAK (56)
- D2PAK-3 (2)
- DDPAK/TO-263-3 (54)
- DDPAK/TO-263-5 (3)
- DPAK (72)
- DPAK-5 (TO-252) (3)
- Hermetic 4-Pin Power (1)
- HRP-5 (6)
- I-PAK (1)
- PPAK (9)
- PS-8 (2.9x2.4) (1)
- PW-MINI (SOT-89) (3)
- PW-MOLD (1)
- SC-63 (16)
- SOT-223 (19)
- SOT-223-3 (3)
- SOT-223-4 (26)
- SOT-23 (6)
- SOT-23-3 (26)
- SOT-23-5 (25)
- SOT-89 (23)
- SOT-89-3 (44)
- SOT-89-5 (18)
- SP-3SUA (2)
- TO-220 (8)
- TO-220-5 (16)
- TO-220AB (48)
- TO-220CP-3 (8)
- TO-220F (2)
- TO-220F-4L (5)
- TO-220F-4L (Forming) (1)
- TO-220F-4L (Short Lead) (1)
- TO-220FP (6)
- TO-220FP-3 (1)
- TO-220FP-5 (1)
- TO-252, (D-Pak) (4)
- TO-252-2 (3)
- TO-252-3 (43)
- TO-252-5 (15)
- TO-257 (1)
- TO-263-3 (17)
- TO-263-5 (15)
- TO-3 (12)
- TO-3-2 (1)
- TO-39 (3)
- TO-3P (2)
- TO-92 (2)
- TO-92-3 (70)
- Current - Supply (Max) :
- Current - Quiescent (Iq) :
- Voltage Dropout (Max) :
-
- 0.155V @ 200mA (3)
- 0.35V @ 200mA (6)
- 0.35V @ 20mA (6)
- 0.36V @ 10mA (12)
- 0.4V @ 200mA (8)
- 0.5V @ 10mA (6)
- 0.5V @ 1A (2)
- 0.5V @ 20mA (3)
- 0.5V @ 2A (5)
- 0.5V @ 300mA (6)
- 0.5V @ 3A (2)
- 0.5V @ 500mA (26)
- 0.65V @ 500mA (1)
- 0.6V @ 1.25A (6)
- 0.6V @ 1.5A (12)
- 0.6V @ 150mA (15)
- 0.6V @ 350mA (2)
- 0.6V @ 3A (13)
- 0.6V @ 750mA (22)
- 0.75V @ 400mA (14)
- 0.75V @ 750mA (9)
- 0.7V @ 200mA (1)
- 0.7V @ 2A (8)
- 0.7V @ 500mA (19)
- 0.85V @ 100mA (12)
- 0.8V @ 1A (10)
- 0.8V @ 250mA (28)
- 0.8V @ 250mA (Typ) (8)
- 0.92V @ 1A (6)
- 0.9V @ 1.5A (4)
- 0.9V @ 300mA (6)
- 0.9V @ 500mA (6)
- 1.1V @ 100mA (8)
- 1.2V @ 100mA (25)
- 1.2V @ 1A (9)
- 1.2V @ 300mA (6)
- 1.2V @ 500mA (6)
- 1.2V @ 800mA (21)
- 1.35V @ 800mA (13)
- 1.3V @ 500mA (3)
- 1.4V @ 1A (6)
- 1.5V @ 1.5A (7)
- 1.5V @ 3A (13)
- 1.5V @ 5A (6)
- 1.5V @ 7.5A (1)
- 1.7V @ 40mA (29)
- 1.7V @ 500mA (Typ) (5)
- 1.8V @ 100mA (Typ) (2)
- 1V @ 1A (32)
- 1V @ 2A (1)
- 1V @ 50mA (25)
- 2.5V @ 1A (3)
- 2.5V @ 3A (4)
- 2.5V @ 500mA (3)
- 2V @ 150mA (Typ) (1)
- 2V @ 1A (42)
- 2V @ 1A (Typ) (133)
- 2V @ 350mA (12)
- 2V @ 500mA (Typ) (20)
- 3V @ 100mA (3)
- 3V @ 250mA (1)
- PSRR :
-
- 30dB (100Hz) (16)
- 30dB (1kHz) (6)
- 35dB (1kHz) (3)
- 37dB (120Hz) (5)
- 41dB (120Hz) (4)
- 42dB (120Hz) (103)
- 45dB (100Hz) (18)
- 47dB (120Hz) (4)
- 50dB (100Hz) (6)
- 50dB (120Hz) (3)
- 50dB (1kHz) (15)
- 54dB (120Hz) (37)
- 55dB (120Hz) (97)
- 57dB (120Hz) (10)
- 58dB (120Hz) (3)
- 60dB (120Hz) (68)
- 60dB (1kHz) (62)
- 61dB (120Hz) (10)
- 62dB (120Hz) (11)
- 63dB (120Hz) (29)
- 64dB ~ 55dB (120Hz ~ 10kHz) (28)
- 65dB (120Hz) (33)
- 66dB (120Hz) (48)
- 67dB (100Hz) (2)
- 67dB (120Hz) (4)
- 68dB (120Hz) (2)
- 69dB ~ 54dB (120Hz ~ 10kHz) (19)
- 70dB (120Hz) (4)
- 70dB (1kHz) (3)
- 70dB ~ 40dB (100Hz ~ 100kHz) (6)
- 71dB (120Hz) (26)
- 72dB (120Hz) (10)
- 78dB (120Hz) (14)
- 80dB (120Hz) (77)
- 80dB ~ 60dB (120Hz ~ 60dB) (1)
- 85dB (120Hz) (5)
- 88dB ~ 48dB (120Hz ~ 10kHz) (6)
- Protection Features :
-
- Load , Over Current, Reverse Polarity (14)
- Over Current (9)
- Over Current, Over Temperature (234)
- Over Current, Over Temperature, Over Voltage (23)
- Over Current, Over Temperature, Over Voltage, Reverse Polarity (29)
- Over Current, Over Temperature, Over Voltage, Short Circuit (7)
- Over Current, Over Temperature, Reverse Polarity (7)
- Over Current, Over Temperature, Reverse Polarity, Short Circuit (94)
- Over Current, Over Temperature, Reverse Polarity, Transient Voltage (24)
- Over Current, Over Temperature, Short Circuit (78)
- Over Current, Over Temperature, Soft Start (33)
- Over Current, Short Circuit (3)
- Over Current, Thermal Shutdown (16)
- Over Temperature (14)
- Over Temperature, Over Voltage, Reverse Polarity (8)
- Over Temperature, Reverse Polarity, Short Circuit (29)
- Over Temperature, Short Circuit (311)
- Short Circuit (11)
- Applied Filters :
988 results
| Picture | Mfr Part # | Unit Price | QUANTITY | Inventory | MANUFACTURE | Description | Package | Series | Part Status | Packaging | Operating Temperature | Mounting Type | Package / Case | Voltage - Input (Max) | Output Type | Supplier Device Package | Current - Supply (Max) | Current - Output | Current - Quiescent (Iq) | Control Features | Output Configuration | Voltage - Output (Min/Fixed) | Number of Regulators | Voltage Dropout (Max) | PSRR | Protection Features | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| GLOBAL STOCKS | |||||||||||||||||||||||||||
|
|
RFQ |
3,534
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 1A SOT223 | Automotive, AEC-Q100 | Active | Digi-Reel® | -40°C ~ 125°C | Surface Mount | TO-261-4, TO-261AA | 20V | Fixed | SOT-223 | - | 1A | 10mA | - | Positive | 12V | 1 | 1.2V @ 800mA | 54dB (120Hz) | Over Current, Over Temperature | |||
|
|
RFQ |
2,891
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 1A SOT223 | Automotive, AEC-Q100 | Active | Cut Tape (CT) | -40°C ~ 125°C | Surface Mount | TO-261-4, TO-261AA | 20V | Fixed | SOT-223 | - | 1A | 10mA | - | Positive | 12V | 1 | 1.2V @ 800mA | 54dB (120Hz) | Over Current, Over Temperature | |||
|
|
RFQ |
3,440
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 1A SOT223 | Automotive, AEC-Q100 | Active | Tape & Reel (TR) | -40°C ~ 125°C | Surface Mount | TO-261-4, TO-261AA | 20V | Fixed | SOT-223 | - | 1A | 10mA | - | Positive | 12V | 1 | 1.2V @ 800mA | 54dB (120Hz) | Over Current, Over Temperature | |||
|
|
RFQ |
1,749
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 100MA 8SOIC | - | Active | Digi-Reel® | 0°C ~ 125°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 35V | Fixed | 8-SOIC | - | 100mA | 6.5mA | - | Positive | 12V | 1 | - | 42dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
3,705
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 100MA 8SOIC | - | Active | Cut Tape (CT) | 0°C ~ 125°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 35V | Fixed | 8-SOIC | - | 100mA | 6.5mA | - | Positive | 12V | 1 | - | 42dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
2,706
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 100MA 8SOIC | - | Active | Tape & Reel (TR) | 0°C ~ 125°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 35V | Fixed | 8-SOIC | - | 100mA | 6.5mA | - | Positive | 12V | 1 | - | 42dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
3,597
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 100MA SOT89-3 | - | Active | Digi-Reel® | 0°C ~ 125°C | Surface Mount | TO-243AA | 35V | Fixed | SOT-89-3 | - | 100mA | 6mA | - | Positive | 12V | 1 | - | 65dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
2,733
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 100MA SOT89-3 | - | Active | Cut Tape (CT) | 0°C ~ 125°C | Surface Mount | TO-243AA | 35V | Fixed | SOT-89-3 | - | 100mA | 6mA | - | Positive | 12V | 1 | - | 65dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
3,033
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 100MA SOT89-3 | - | Active | Tape & Reel (TR) | 0°C ~ 125°C | Surface Mount | TO-243AA | 35V | Fixed | SOT-89-3 | - | 100mA | 6mA | - | Positive | 12V | 1 | - | 65dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
2,086
In-stock
|
Diodes Incorporated | IC REG LINEAR 12V 47MA SOT89 | Automotive, AEC-Q101 | Active | Digi-Reel® | -40°C ~ 125°C | Surface Mount | TO-243AA | 100V | Fixed | SOT-89 | 900µA | 47mA | 400µA | - | Positive | 12V | 1 | - | 45dB (100Hz) | - | |||
|
|
RFQ |
952
In-stock
|
Diodes Incorporated | IC REG LINEAR 12V 47MA SOT89 | Automotive, AEC-Q101 | Active | Cut Tape (CT) | -40°C ~ 125°C | Surface Mount | TO-243AA | 100V | Fixed | SOT-89 | 900µA | 47mA | 400µA | - | Positive | 12V | 1 | - | 45dB (100Hz) | - | |||
|
|
RFQ |
3,099
In-stock
|
Diodes Incorporated | IC REG LINEAR 12V 47MA SOT89 | Automotive, AEC-Q101 | Active | Tape & Reel (TR) | -40°C ~ 125°C | Surface Mount | TO-243AA | 100V | Fixed | SOT-89 | 900µA | 47mA | 400µA | - | Positive | 12V | 1 | - | 45dB (100Hz) | - | |||
|
|
RFQ |
1,380
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 3A TO220F-4L | - | Last Time Buy | Tube | -20°C ~ 80°C | Through Hole | TO-220-4 Full Pack | 35V | Fixed | TO-220F-4L | - | 3A | 10mA | - | Positive | 12V | 1 | 0.5V @ 3A | - | Over Current, Over Temperature, Over Voltage, Short Circuit | |||
|
|
RFQ |
1,801
In-stock
|
STMicroelectronics | IC REG LINEAR 12V 1.5A TO220 | - | Active | Tube | 0°C ~ 125°C | Through Hole | TO-220-3 | 35V | Fixed | - | - | 1.5A | 6mA | - | Positive | 12V | 1 | 2V @ 1A (Typ) | 60dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
3,107
In-stock
|
ON Semiconductor | IC REG LINEAR 500MA DPAK | Automotive, AEC-Q100 | Active | Digi-Reel® | -40°C ~ 125°C | Surface Mount | TO-252-3, DPak (2 Leads + Tab), SC-63 | 35V | Fixed | DPAK | - | 500mA | - | - | Positive | 12V | 1 | - | 80dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
2,943
In-stock
|
ON Semiconductor | IC REG LINEAR 500MA DPAK | Automotive, AEC-Q100 | Active | Cut Tape (CT) | -40°C ~ 125°C | Surface Mount | TO-252-3, DPak (2 Leads + Tab), SC-63 | 35V | Fixed | DPAK | - | 500mA | - | - | Positive | 12V | 1 | - | 80dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
2,222
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 500MA DPAK | Automotive, AEC-Q100 | Active | Tape & Reel (TR) | -40°C ~ 125°C | Surface Mount | TO-252-3, DPak (2 Leads + Tab), SC-63 | 35V | Fixed | DPAK | - | 500mA | - | - | Positive | 12V | 1 | - | 80dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
1,956
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 500MA DPAK-3 | - | Active | Digi-Reel® | -40°C ~ 125°C | Surface Mount | TO-252-3, DPak (2 Leads + Tab), SC-63 | 35V | Fixed | DPAK | - | 500mA | - | - | Positive | 12V | 1 | - | 80dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
3,146
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 500MA DPAK-3 | - | Active | Cut Tape (CT) | -40°C ~ 125°C | Surface Mount | TO-252-3, DPak (2 Leads + Tab), SC-63 | 35V | Fixed | DPAK | - | 500mA | - | - | Positive | 12V | 1 | - | 80dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
1,671
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 500MA DPAK-3 | - | Active | Tape & Reel (TR) | -40°C ~ 125°C | Surface Mount | TO-252-3, DPak (2 Leads + Tab), SC-63 | 35V | Fixed | DPAK | - | 500mA | - | - | Positive | 12V | 1 | - | 80dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
3,399
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 500MA DPAK-3 | - | Active | Digi-Reel® | -40°C ~ 125°C | Surface Mount | TO-252-3, DPak (2 Leads + Tab), SC-63 | 35V | Fixed | DPAK | - | 500mA | - | - | Positive | 12V | 1 | - | 80dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
3,968
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 500MA DPAK-3 | - | Active | Cut Tape (CT) | -40°C ~ 125°C | Surface Mount | TO-252-3, DPak (2 Leads + Tab), SC-63 | 35V | Fixed | DPAK | - | 500mA | - | - | Positive | 12V | 1 | - | 80dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
3,705
In-stock
|
ON Semiconductor | IC REG LINEAR 12V 500MA DPAK-3 | - | Active | Tape & Reel (TR) | -40°C ~ 125°C | Surface Mount | TO-252-3, DPak (2 Leads + Tab), SC-63 | 35V | Fixed | DPAK | - | 500mA | - | - | Positive | 12V | 1 | - | 80dB (120Hz) | Over Temperature, Short Circuit | |||
|
|
RFQ |
1,355
In-stock
|
Rohm Semiconductor | IC REG LINEAR 12V 1A 8HTSOP-J | Automotive, AEC-Q100 | Active | Digi-Reel® | -40°C ~ 105°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 14V | Fixed | 8-HTSOP-J | 900µA | 1A | 0.6mA | Enable | Positive | 12V | 1 | 1.2V @ 1A | - | Over Current, Over Temperature, Soft Start | |||
|
|
RFQ |
3,436
In-stock
|
Rohm Semiconductor | IC REG LINEAR 12V 1A 8HTSOP-J | Automotive, AEC-Q100 | Active | Cut Tape (CT) | -40°C ~ 105°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 14V | Fixed | 8-HTSOP-J | 900µA | 1A | 0.6mA | Enable | Positive | 12V | 1 | 1.2V @ 1A | - | Over Current, Over Temperature, Soft Start | |||
|
|
RFQ |
2,258
In-stock
|
Rohm Semiconductor | IC REG LINEAR 12V 1A 8HTSOP-J | Automotive, AEC-Q100 | Active | Tape & Reel (TR) | -40°C ~ 105°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) Exposed Pad | 14V | Fixed | 8-HTSOP-J | 900µA | 1A | 0.6mA | Enable | Positive | 12V | 1 | 1.2V @ 1A | - | Over Current, Over Temperature, Soft Start | |||
|
|
RFQ |
939
In-stock
|
Texas Instruments | IC REG LINEAR 12V 750MA TO252-3 | - | Active | Digi-Reel® | 0°C ~ 125°C | Surface Mount | TO-252-3, DPak (2 Leads + Tab), SC-63 | 26V | Fixed | TO-252-3 | - | 750mA | - | - | Positive | 12V | 1 | 0.6V @ 750mA | 55dB (120Hz) | Over Current, Over Temperature, Over Voltage, Reverse Polarity | |||
|
|
RFQ |
1,303
In-stock
|
Texas Instruments | IC REG LINEAR 12V 750MA TO252-3 | - | Active | Cut Tape (CT) | 0°C ~ 125°C | Surface Mount | TO-252-3, DPak (2 Leads + Tab), SC-63 | 26V | Fixed | TO-252-3 | - | 750mA | - | - | Positive | 12V | 1 | 0.6V @ 750mA | 55dB (120Hz) | Over Current, Over Temperature, Over Voltage, Reverse Polarity | |||
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|
RFQ |
913
In-stock
|
Texas Instruments | IC REG LINEAR 12V 750MA TO252-3 | - | Active | Tape & Reel (TR) | 0°C ~ 125°C | Surface Mount | TO-252-3, DPak (2 Leads + Tab), SC-63 | 26V | Fixed | TO-252-3 | - | 750mA | - | - | Positive | 12V | 1 | 0.6V @ 750mA | 55dB (120Hz) | Over Current, Over Temperature, Over Voltage, Reverse Polarity | |||
|
|
RFQ |
1,824
In-stock
|
Texas Instruments | IC REG LINEAR 12V 150MA 8SOIC | - | Active | Tube | 0°C ~ 125°C | Surface Mount | 8-SOIC (0.154", 3.90mm Width) | 26V | Fixed | 8-SOIC | - | 150mA | - | Enable | Positive | 12V | 1 | 0.6V @ 150mA | 65dB (120Hz) | Over Current, Over Temperature, Over Voltage, Reverse Polarity | |||
