ZXRE252ASA-7 Diodes Inc. / Zetex, ZXRE252ASA-7 Datasheet - Page 9

• Manufacturer Part Number: ZXRE252ASA-7
• Description: Voltage & Current References Shunt Regulator
• Manufacturer: Diodes Inc. / Zetex

Specifications of ZXRE252ASA-7

• Rohs: yes
• Product: Voltage References
• Topology: Shunt References
• Output Voltage: 2.5 V to 36 V
• Initial Accuracy: 1 %
• Average Temperature Coefficient (typ): 34 PPM/ C
• Shunt Current (max): 100 mA
• Maximum Operating Temperature: + 125 C
• Package / Case: SOT23
• Input Voltage: 36 V
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Reference Type: Fixed/Precision
• Series Vref - Input Voltage (max): 2.52 V
• Series Vref - Input Voltage (min): 2.47 V
• Series Vref - Supply Current (max): 4 uA
• Shunt Current (min): 0.065 mA

Typical Performance Characteristics
The device is stable under all conditions with a load capacitance not exceeding 50pF. The device is stable under all conditions with a load
capacitance between 5nF and 20nF. The device is stable under all conditions with a load capacitance exceeding 300nF. With a cathode
current not exceeding 5mA, the device is stable with any load capacitance
ZXRE250/ZXRE252
Document number: DS35228 Rev. 3 - 2
100
90
80
70
60
50
40
30
20
10
0.00001 0.0001 0.001
6
5
4
3
1
0
2
0
0
Stable
1
D
2
C
Stability Boundary Conditions
C -Load Capacitance - uF
3
L
C
B
Pulse Response
4
Input
D
t Time ( s)
Out put
Stable
0.01
5
A
μ
6
0.1
B
7
A V
B V
C V
D V
T = 25 C
Stable
A
8
T = 25 C
KA
A
KA
KA
KA
1
= V
= 5V
= 10V
= 15V
°
9
(cont.)
°
REF
www.diodes.com
10
10
VERY LOW CATHODE CURRENT ADJUSTABLE
9 of 14
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Test Circuit for Pulse Response
Test Circuit for Curves B, C, D
PRECISION SHUNT REGULATOR
Test circuit for curves B, C, D
Test Circuit for Curve A
ZXRE250/ZXRE252
© Diodes Incorporated
May 2011