TL431ACD ON Semiconductor, TL431ACD Datasheet - Page 3

• Manufacturer Part Number: TL431ACD
• Description: Voltage & Current References 2.5-36V ADJ 1-100mA
• Manufacturer: ON Semiconductor

Specifications of TL431ACD

• Product: Voltage References
• Topology: Shunt References
• Output Voltage: Adjustable
• Initial Accuracy: 1 %
• Average Temperature Coefficient (typ): 50 PPM / C
• Series Vref - Input Voltage (max): 37 V
• Shunt Current (max): 100 mA
• Maximum Operating Temperature: + 70 C
• Package / Case: SOIC-8
• Minimum Operating Temperature: 0 C
• Mounting Style: SMD/SMT
• Shunt Current (min): 1 mA
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

1. T
2. The deviation parameter DV
3. The dynamic impedance Z
The average temperature coefficient of the reference input voltage, aV
aV
ELECTRICAL CHARACTERISTICS
Reference Input Voltage (Figure 1)
Reference Input Voltage Deviation Over
Ratio of Change in Reference Input Voltage to Change
in Cathode to Anode Voltage
Reference Input Current (Figure 2)
Reference Input Current Deviation Over
Minimum Cathode Current For Regulation
Off−State Cathode Current (Figure 3)
Dynamic Impedance (Figure 1, Note 3)
ref
T
ambient temperature range that applies.
(refer to Figure 2) the total dynamic impedance of the circuit is defined as:
V
Temperature Range (Figure 1, Notes 1, 2)
I
I
Temperature Range (Figure 2, Note 1, 4)
V
V
V
low
high
Example : DV
K
K
can be positive or negative depending on whether V
KA
KA
KA
KA
= 10 mA (Figure 2),
= 10 mA, R1 = 10 k, R2 = ∞
T
T
V
DV
DV
T
T
I
f ≤ 1.0 kHz
K
= V
= V
= 36 V, V
= V
A
A
A
A
KA
= −40°C for TL431AIP TL431AILP, TL431IP, TL431ILP, TL431BID, TL431BIP, TL431BILP, TL431AIDM, TL431IDM, TL431BIDM;
= 0°C for TL431ACP, TL431ACLP, TL431CP, TL431CLP, TL431CD, TL431ACD, TL431BCD, TL431BCP, TL431BCLP, TL431CDM,
= +85°C for TL431AIP, TL431AILP, TL431IP, TL431ILP, TL431BID, TL431BIP, TL431BILP, TL431IDM, TL431AIDM, TL431BIDM
= +70°C for TL431ACP, TL431ACLP, TL431CP, TL431ACD, TL431BCD, TL431BCP, TL431BCLP, TL431CDM, TL431ACDM,
= 10 mA, R1 = 10 k, R2 = ∞
= 25°C
= T
KA
KA
= 25°C
= T
= V
ref
ref
ref
TL431ACDM, TL431BCDM
TL431BCDM
= 10 V to V
= 36 V to 10 V
low
low
, I
, DI
ref,
(Figure 1)
V
K
ref
ref
to T
to T
K
ref
= 10 mA
I
K
@ 25_C + 2.495 V, DT
= 1.0 mA to 100 mA
+ 8.0 mV and slope is positive,
= 10 mA
= 0 V
Characteristic
high
high
ref
(Note 1)
(Note 1)
KA
ref
is defined as:
is defined as the difference between the maximum and minimum values obtained over the full operating
A
+ 70_C
(T
A
= 25°C, unless otherwise noted.)
V
V
|Z
ref
ref
KA
min
ref
max
| +
Min or V
T1
D V
D I K
Ambient Temperature
http://onsemi.com
KA
a V
Symbol
ref
ref
. When the device is programmed with two external resistors, R1 and R2,
DV
|Z
DI
V
I
Max occurs at the lower ambient temperature. (Refer to Figure 6.)
I
ref
I
min
off
ref
ref
KA
is defined as:
ref
DV
ref
DV ref
+
|
KA
0.008 x 10 6
3
70 (2.495)
2.44
2.41
Min
−
−
−
−
−
−
−
−
−
T2
|Z KA | [ |Z KA | 1 ) R1
+ 45.8 ppm _C
DV
-V
DT
TL431I
V
2.495
ref
−1.4
−1.0
0.22
ref
Typ
A
7.0
1.8
0.8
0.5
ref
20
−
−
= T
min
= V
ppm
2
_C
ref
- T
max
1
+
1000
Max
2.55
2.58
−2.7
−2.0
4.0
6.5
2.5
1.0
0.5
30
V ref @ 25_C
D V
R2
ref
D T A
2.423
2.44
Min
−
−
−
−
−
−
−
−
−
X 10 6
TL431C
2.495
−1.4
−1.0
0.22
Typ
3.0
1.8
0.4
0.5
20
−
−
+
D T A (V ref @ 25_C)
2.567
1000
Max
2.55
−2.7
−2.0
D V ref x 10 6
4.0
5.2
1.2
1.0
0.5
17
mV/V
Unit
mV
mA
mA
mA
nA
W
V