旌芯半导体科技(上海)有限公司
GN431
GN Semiconductor (Shanghai) Co., Ltd.
Programmable Precision Reference
Features
Programmable output voltage to 36V.
Low dynamic output impedance.
Sink current capability of 1.0 to 100mA.
Low output noise voltage
Fast turn on response
SOT23-3
Marking: GN431G 0.3%: 431G
GN431A 0.5%: 431A
Application
2:Cathode (K)
It provides very wide applications, including shunt
1:Reference (R)
regulator,series regulator,switching regulator,voltage
reference and others.
3:Anode(A)
Absolute Maximum Ratings (Ta=25℃ unless otherwise specified)
Symbol
Parameter
Rating
Units
37
V
VKA
Cathode Voltage
IKA
Cathode Current Range(Continuous)
-100 ~ +150
mA
IREF
Reference Input Current Range
-0.05 ~ +10
mA
PD
Power Dissipation
350
mW
TJ
Operating Junction
+150
°C
TOPR
Operating Ambient
-40 ~ +85
°C
TSTG
Storage Temperature
-65 ~ +150
°C
Recommended Operating Conditions
Symbol
Parameter
Min.
Typ.
Max.
Units
VKA
Cathode Voltage
VREF
-
36
V
IKA
Cathode Current
1
-
100
mA
中国(上海)自由贸易试验区芳春路400号1幢3层
http://www.gnsemic.com
电话:021-34125778
第 1 页,共 4 页
旌芯半导体科技(上海)有限公司
GN431
GN Semiconductor (Shanghai) Co., Ltd.
Electrical Characteristics (Ta=25℃ unless otherwise specified)
Symbol
VREF
Parameter
Reference Input Voltage
Test Conditions
2.44
2.495
2.55
V
2.48
2.495
2.51
V
4.5
17
mV
VKA=10V~VREF
-1.0
-2.7
mV/V
VKA=36V~10V
-0.5
-2.0
mV/V
1.5
4
µA
0.4
1.2
µA
VKA=VREF
0.45
1
mA
VKA=36V, VREF=0
0.05
1.0
µA
VKA=VREF, IKA=1~ 100mA,f≤1.0kHz
0.15
0.5
Ω
GN431G
VKA=VREF, IKA=10mA
GN431A
∆VREF
∆VREF
∆VKA
IREF
∆IREF
Deviation of Reference Input Voltage
VKA=VREF,IKA=10mA,
Over Temperature
-40°C ≤TA≤+85°C
Ratio of Change in Reference Input Voltage to
the Change in Cathode Voltage
IKA=10mA, R1=10kΩ, R2=∞
Deviation of Reference Input Current Over Full
IKA=10mA, R1=10kΩ, R2=∞,
IKA(MIN)
Minimum Cathode Current for Regulation
IKA(OFF)
Off-State Cathode Current
ZKA
IKA=10mA
Reference Input Current
Temperature Range
Dynamic Impedance
中国(上海)自由贸易试验区芳春路400号1幢3层
http://www.gnsemic.com
电话:021-34125778
Min. Typ. Max. Unit
-25°C ≤TA≤+85°C
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旌芯半导体科技(上海)有限公司
GN431
GN Semiconductor (Shanghai) Co., Ltd.
Typical Characteristic Curves
Cathode Current vs. Cathode Voltage
Change In Reference Input Voltage (mV)
Cathode Current (μA)
75
50
25
0
-25
-50
-75
-100
-2
0
-5
-1
0
1
2
Cathode Voltage (V)
Change in Reference Input Voltage vs.
Cathode Voltage
IKA=10mA
TA=25°C
-25
-30
-35
15
20
25
30
35
400
IKA(MIN
)
200
0
-1
0
1
2
Cathode Voltage (V)
3
Pulse Response
-20
10
600
7
-15
5
TA=25°C
VKA=VREF
-200
-2
3
-10
-40
0
Cathode Current vs. Cathode Voltage
800
TA=25°C
125 V =V
KA
REF
100
Input and Output Voltage (V)
Cathode Current (mA)
150
40
Cathode Voltage (V)
中国(上海)自由贸易试验区芳春路400号1幢3层
http://www.gnsemic.com
电话:021-34125778
6
TA=25°C
5
4
3
2
1
0
-1
-1
0
1
2
3
4
Time (µs)
5
6
7
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旌芯半导体科技(上海)有限公司
GN431
GN Semiconductor (Shanghai) Co., Ltd.
Package Outline
SOT-23
0.8
Max.
A
0.900
1.025
1.150
A1
0.000
0.050
0.100
b
c
D
0.300
0.080
2.800
0.400
0.115
2.900
0.500
0.150
3.000
E
1.200
1.300
1.400
HE
2.250
2.400
2.550
e
1.800
1.900
2.000
0.550REF
L1
L
0.300
0.500
θ
0o
8o
2.2
Typ.
0.8
1.0
Min.
1.0
Dimensions in millimeter
Symbol
1.9
SOT-23 (TO-236)
Recommended soldering pad
Ordering Information
Device
GN431G/GN431A
中国(上海)自由贸易试验区芳春路400号1幢3层
http://www.gnsemic.com
电话:021-34125778
Package
Shipping
SOT-23
3000PCS/Reel&Tape
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