Current Regulator Diodes

Current Regulating Diodes (CRD) are devices that maintain a constant current flow despite voltage fluctuations. These diodes consist of an n-channel with the gate shorted to the source, which functions like a two-terminal current limiter or current source analogous to a voltage-limiting Zener diode. They allow a current through them to rise to a certain value, and then level off at a specific value. 

Unlike Zener diodes, these diodes keep the current constant instead of the voltage constant. These devices keep the current flowing through them unchanged when the voltage changes.

InterFET has CRDs that can operate at load voltages down to 1V and operate up to 50V. Typical applications are current regulation, current limiting, and biasing.
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PROCESS PRODUCT PACKAGE BVr (min) V If (min) mA If (max) mA Vl (typ) V Vl (max) V Rdyn (typ) MΩ TYPE ORDERING
PROCESS PRODUCT PACKAGE MODEL BVr (min) V If (min) mA If (max) mA Vl (typ) V Vl (max) V Rdyn (typ) MΩ TYPE ORDERING
N0016H J500 TO-92-2L -50 0.19 0.29 0.80 1.20 8.00 N-CH Direct
N0016H J501 TO-92-2L -50 0.26 0.40 0.90 1.30 6.00 N-CH Direct
N0016H J502 TO-92-2L -50 0.34 0.52 1.10 1.50 4.40 N-CH Direct
N0016H J503 TO-92-2L -50 0.45 0.67 1.20 1.70 3.40 N-CH Direct
N0016H J504 TO-92-2L -50 0.60 0.90 1.40 1.90 2.50 N-CH Direct
N0016H J505 TO-92-2L -50 0.80 1.20 1.50 2.10 1.90 N-CH Direct
N0016H J506 TO-92-2L -50 1.12 1.68 1.80 2.50 1.40 N-CH Direct
N0016H J507 TO-92-2L -50 1.44 2.16 2.00 2.80 1.00 N-CH Direct
N0016H J508 TO-92-2L -50 1.90 2.90 2.20 3.10 0.70 N-CH Direct
N0016H J509 TO-92-2L -50 2.40 3.60 2.50 3.50 0.60 N-CH Direct
N0016H J510 TO-92-2L -50 2.90 4.30 2.80 3.90 0.50 N-CH Direct
N0016H J511 TO-92-2L -50 3.80 5.60 3.00 4.20 0.30 N-CH Direct
N0016H J553 TO-92-2L -50 0.18 0.75 0.75 1.30 13.00 N-CH Direct
N0016H J554 TO-92-2L -50 0.60 1.60 0.55 1.75 5.00 N-CH Direct
N0016H J555 TO-92-2L -50 1.40 2.60 0.75 2.15 1.80 N-CH Direct
N0016H J556 TO-92-2L -50 2.40 3.80 0.75 2.80 1.00 N-CH Direct
N0016H J557 TO-92-2L -50 3.60 5.30 1.50 3.00 0.60 N-CH Direct
N0016H SMPJ500 SOT-23 -50 0.19 0.29 0.80 1.20 8.00 N-CH Direct
N0016H SMPJ501 SOT-23 -50 0.26 0.40 0.90 1.30 6.00 N-CH Direct
N0016H SMPJ502 SOT-23 -50 0.34 0.52 1.10 1.50 4.40 N-CH Direct
N0016H SMPJ503 SOT-23 -50 0.45 0.67 1.20 1.70 3.40 N-CH Direct
N0016H SMPJ504 SOT-23 -50 0.60 0.90 1.40 1.90 2.50 N-CH Direct
N0016H SMPJ505 SOT-23 -50 0.80 1.20 1.50 2.10 1.90 N-CH Direct
N0016H SMPJ506 SOT-23 -50 1.12 1.68 1.80 2.50 1.40 N-CH Direct
N0016H SMPJ507 SOT-23 -50 1.44 2.16 2.00 2.80 1.00 N-CH Direct
N0016H SMPJ508 SOT-23 -50 1.90 2.90 2.20 3.10 0.70 N-CH Direct
N0016H SMPJ509 SOT-23 -50 2.40 3.60 2.50 3.50 0.60 N-CH Direct
N0016H SMPJ510 SOT-23 -50 2.90 4.30 2.80 3.90 0.50 N-CH Direct
N0016H SMPJ511 SOT-23 -50 3.80 5.60 3.00 4.20 0.30 N-CH Direct
N0016H SMPJ553 SOT-23 -50 0.18 0.75 0.75 1.30 13.00 N-CH Direct
N0016H SMPJ554 SOT-23 -50 0.60 1.60 0.55 1.75 5.00 N-CH Direct
N0016H SMPJ555 SOT-23 -50 1.40 2.60 0.75 2.15 1.80 N-CH Direct
N0016H SMPJ556 SOT-23 -50 2.40 3.80 0.75 2.80 1.00 N-CH Direct
N0016H SMPJ557 SOT-23 -50 3.60 5.30 1.50 3.00 0.60 N-CH Direct
N0016H U553 TO-18 -50 0.18 0.75 0.75 1.30 13.00 N-CH Direct
N0016H U554 TO-18 -50 0.60 1.60 0.55 1.75 5.00 N-CH Direct
N0016H U555 TO-18 -50 1.40 2.60 0.75 2.15 1.80 N-CH Direct
N0016H U556 TO-18 -50 2.40 3.80 0.75 2.80 1.00 N-CH Direct
N0016H U557 TO-18 -50 3.60 5.30 1.50 3.00 0.60 N-CH Direct