LM334SM National Semiconductor, LM334SM Datasheet - Page 11

• Manufacturer Part Number: LM334SM
• Description: IC, ADJ CURRENT SOURCE, 40V, 10mA, 8-SOIC
• Manufacturer: National Semiconductor

Specifications of LM334SM

• Forward Current If: 10mA
• Forward Voltage: 40V
• Power Dissipation Pd: 400mW
• Current Regulator Case Style: SOIC
• No. Of Pins: 8
• Supply Voltage Range: 1V To 40V
• Sensor Case Style: SOIC
• Accuracy %: 3%
• Current Rating: 1 To 10A
• Filter Terminals: SMD
• Rohs Compliant: No
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Typical Applications
*Select Q1 or Q2 to ensure at least 1V across the LM134. V
I
*Z
SET
OUT
/I
DSS
≈ −16 • R1 (R1/V
) ≥ 1.2V.
Generating Negative Output Impedance
IN
must not exceed I
FET Cascoding for Low Capacitance and/or Ultra High Output Impedance
SET
(Continued)
00569723
)
00569721
Buffer for Photoconductive Cell
p
(1 −
FIGURE 4.
11
*Use minimum value required to ensure stability of protected device. This
minimizes inrush current to a direct short.
Schematic Diagram
00569751
In-Line Current Limiter
00569722
00569709
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