0.1%, 25ppm, SC70 Shunt Voltage Reference
with Multiple Reverse Breakdown Voltages
Typical Operating Characteristics (continued)
(IR = 100µA, TA = +25°C, unless otherwise noted.)
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
MAX6138_25
REVERSE VOLTAGE vs. ISHUNT
TA = +85°C
TA = +25°C
TA = -40°C
5
10
15
20
ISHUNT (mA)
MAX6138_12
LOAD-TRANSIENT RESPONSE
MAX6138 toc08
+25µA
-25µA
VR AC-COUPLED
10mV/div
5.0
4.5
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
MAX6138_50
REVERSE VOLTAGE vs. ISHUNT
TA = +85°C
TA = +25°C
TA = -40°C
5
10
15
20
ISHUNT (mA)
MAX6138_25
LOAD-TRANSIENT RESPONSE
MAX6138 toc09
+25µA
-25µA
VR AC-COUPLED
10mV/div
4µs/div
ISHUNT = 100µA ±25µA
RL = 48kΩ
ISHUNT = 100µA
RL = 100kΩ
10µs/div
VB
+
-
VR
ISHUNT + ILOAD
1kΩ
RL
VGEN
Figure 1. Load-Transient Circuit
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