ZXRE252ASA-7 Diodes Inc. / Zetex, ZXRE252ASA-7 Datasheet - Page 5

• 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
ZXRE250/ZXRE252
Document number: DS35228 Rev. 3 - 2
2600
2580
2560
2540
2520
2500
2480
2460
2440
2420
2400
-100
150
100
-50
50
0
-55 -35 -15
-2
V
T = 25 C
A
KA
Reference Voltage vs. Free Air Temperature
= V
Cathode Current vs. Cathode Voltage
°
REF
-1
T Free Air Temperature ( C)
V
A
KA
5
Cathode Voltage (V)
0
25
45
1
65
I
V
T = 25 C
°
KA
85
A
KA
2
= 10mA
= V
°
105 125
REF
www.diodes.com
VERY LOW CATHODE CURRENT ADJUSTABLE
3
5 of 14
0.15
0.05
-100
200
100
0.2
0.1
0
0
-55
-2
V
T = 25 C
R1 = 10K
R2 =
I
KA
Reference Current vs. Free Air Temperature
-35 -15
A
KA
PRECISION SHUNT REGULATOR
= 10mA
Cathode Current vs. Cathode Voltage
= V
∞
ZXRE250/ZXRE252
-1
°
REF
Ω
T Free Air Temperature ( C)
A
V
5
KA
Cathode Voltage
0
25
45
1
65
I
KMIN
°
© Diodes Incorporated
85 105 125
2
May 2011
3