參數(shù)資料
型號： TL432AQDCKT
廠商： TEXAS INSTRUMENTS INC
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 2.495 V, PDSO6
封裝： GREEN, PLASTIC, SC-70, 6 PIN
文件頁數(shù)： 5/41頁
文件大?。?/td> 802K
代理商： TL432AQDCKT
TL431, TL431A, TL431B
TL432, TL432A, TL432B
ADJUSTABLE PRECISION SHUNT REGULATORS
SLVS543G AUGUST 2004 REVISED JANUARY 2005
13
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
electrical characteristics over recommended operating conditions, TA = 25°C (unless otherwise
noted)
PARAMETER
TEST
CIRCUIT
TEST CONDITIONS
TL431AC
TL432AC
UNIT
PARAMETER
CIRCUIT
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Vref
Reference voltage
2
VKA = Vref,
IKA = 10 mA
2470
2495
2520
mV
VI(dev)
Deviation of reference voltage
over full temperature range
2
VKA = Vref,
IKA = 10 mA,
SOT23-3, SC-70,
and TL432 devices
6
16
mV
VI(dev)
over full temperature range
(see Figure 1)
2
IKA = 10 mA,
TA = 0°C to 70°C
All other devices
4
25
mV
DV
ref
Ratio of change in reference voltage
3
IKA = 10 mA
VKA = 10 V Vref
1.4
2.7
mV
DV
ref
DV
KA
Ratio of change in reference voltage
to the change in cathode voltage
3
IKA = 10 mA
VKA = 36 V 10 V
1
2
mV
V
Iref
Reference current
3
IKA = 10 mA, R1 = 10 k, R2 = ∞
2
4
A
II(dev)
Deviation of reference current
over full temperature range
(see Figure 1)
3
IKA = 10 mA, R1 = 10 k, R2 = ∞,
TA = 0°C to 70°C
0.8
1.2
A
Imin
Minimum cathode current
for regulation
2
VKA = Vref
0.4
0.6
mA
Ioff
Off-state cathode current
4
VKA = 36 V,
Vref = 0
0.1
0.5
A
|zKA|
Dynamic impedance (see Figure 1)
1
IKA = 1 mA to 100 mA, VKA = Vref,
f
≤ 1 kHz
0.2
0.5
electrical characteristics over recommended operating conditions, TA = 25°C (unless otherwise
noted)
PARAMETER
TEST
CIRCUIT
TEST CONDITIONS
TL431AI
TL432AI
UNIT
PARAMETER
CIRCUIT
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Vref
Reference voltage
2
VKA = Vref,
IKA = 10 mA
2470
2495
2520
mV
VI(dev)
Deviation of reference voltage
over full temperature range
2
VKA = Vref,
IKA = 10 mA,
SOT23-3, SC-70,
and TL432 devices
14
34
mV
VI(dev)
over full temperature range
(see Figure 1)
2
IKA = 10 mA,
TA = 40°C to 85°C All other packages
5
50
mV
DV
ref
Ratio of change in reference voltage
3
IKA = 10 mA
VKA = 10 V Vref
1.4
2.7
mV
DV
ref
DV
KA
Ratio of change in reference voltage
to the change in cathode voltage
3
IKA = 10 mA
VKA = 36 V 10 V
1
2
mV
V
Iref
Reference current
3
IKA = 10 mA, R1 = 10 k, R2 = ∞
2
4
A
II(dev)
Deviation of reference current
over full temperature range
(see Figure 1)
3
IKA = 10 mA, R1 = 10 k, R2 = ∞,
TA = 40°C to 85°C
0.8
2.5
A
Imin
Minimum cathode current
for regulation
2
VKA = Vref
0.4
0.7
mA
Ioff
Off-state cathode current
4
VKA = 36 V,
Vref = 0
0.1
0.5
A
|zKA|
Dynamic impedance (see Figure 1)
2
IKA = 1 mA to 100 mA, VKA = Vref,
f
≤ 1 kHz
0.2
0.5
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