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MMTL431A 数据表(PDF) 2 Page - Diotec Semiconductor

部件名 MMTL431A
功能描述  Adjustable Precision Shunt Regulator
PDF  3 Pages
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制造商  DIOTEC [Diotec Semiconductor]
网页  http://www.diotec.com
标志 DIOTEC - Diotec Semiconductor

MMTL431A 数据表(HTML) 2 Page - Diotec Semiconductor

  MMTL431A Datasheet HTML 1Page - Diotec Semiconductor MMTL431A Datasheet HTML 2Page - Diotec Semiconductor MMTL431A Datasheet HTML 3Page - Diotec Semiconductor  
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MMTL431A, MMTL431AR
Characteristics 1, 2)
Kennwerte 1, 2)
Min.
Typ.
Max.
Reference voltage – Referenz-Spannung
VKA = VREF, IK = 10 mA
VREF
2.483 V
2.495 V
2.507 V
Temperature drift of VREF – Temperaturdrift von VREF
VKA = VREF, IK = 10 mA
Tj = -25°C ... + 85°C
Tj = -40°C ... + 125°C
∆VREF
4.5 mV
6 mV
17 mV
34 mV
Dependence of VREF on VKA – Abhängigkeit von VREF von VKA
IK = 10 mA
∆VKA = 10 V – VREF
∆VKA = 36 V – 10 V
∆VREF/∆VKA
-1 mV/V
-0.5 mV/V
-1.7 mV/V
-2 mV/V
Reference input current – Referenz-Eingangsstrom
IK = 10 mA, R1 = 10 kΩ, R2 = ∞
IR
1.5 µA
4 µA
Temperature drift of IR – Temperaturdrift von IR
IK = 10 mA, R1 = 10 kΩ, R2 = ∞
Tj = -25°C ... + 85°C
Tj = -40°C ... + 125°C
∆IR
0.4 µA
0.8 µA
1.2 µA
2.5 µA
Minimum regulation current – Minimaler Regelstrom
VKA = VREF
IK(min)
0.45 mA
1 mA
Off-state cathode current – Kathoden-Sperrstrom
VKA = 36 V, VREF = 0 V
IK(off)
0.05 µA
1 µA
Dynamic output impedance – Ausgangsimpedanz
VKA = VREF, IK = 1 mA ... 100 mA, f ≤ 1 kHz
|ZKA|
0.15 Ω
0.5 Ω
Pulse response time – Ansprechzeit
VKA = VREF, VO ≥ 90% VREF, f = 100 kHz
t(on)
1 µs
Thermal resistance junction-ambient
Wärmewiderstand Sperrschicht-Umgebung
RthA
< 380 K/W 3)
Recommended operating area 2)
Empfohlener Betriebsbereich 2)
Min.
Max.
Cathode voltage – Kathoden-Spannung
4)
VKA
VREF
36 V
Cathode current – Kathodenstrom
4
)
IK
1 mA
100 mA
Junction temperature – Sperrschichttemperatur
5)
i)
ii)
Tj
-25°C
-40°C
+85°C
+125°C
For stable operation – Für stabilen Betrieb
CL
20 nF
1
Tj = 25°C and CL = 0, unless otherwise specified – Tj = 25°C und CL = 0, wenn nicht anders angegeben
2
Refer to Fig. 1 “Test circuit for characteristics” – Siehe Fig. 1 „Testschaltung für Kennwerte“
3
Mounted on P.C. board with 3 mm2 copper pad at each terminal
Montage auf Leiterplatte mit 3 mm2 Kupferbelag (Lötpad) an jedem Anschluss
4
Considering VKA x IK ≤ Ptot and recommended Tj – Unter Beachtung von VKA x IK ≤ Ptot und dem empfohlenen Tj
5
i) ∆VREF/VREF max. 0.7%
ii) ∆VREF/VREF max. 1.4%
2
http://www.diotec.com/
© Diotec Semiconductor AG



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