Datasheet
IR2121 & (PbF)
12 www.irf.com
Figure 27A. ERR Timing Charge Current vs. Temperature Figure 27B. ERR Timing Charge Current vs. Voltage
Figure 25. V
CC
Undervoltage (+) vs. Temperature Figure 26. V
CC
Undervoltage (-) vs. Temperature
Figure 28A. ERR Pull-Up Current vs. Temperature Figure 28B. ERR Pull-Up Current vs. Voltage
0.0
5.0
10.0
15.0
20.0
25.0
-50 -25 0 25 50 75 100 125
Temperature (°C)
ERR Pull-Up Current (mA)
Typ.
Min.
0.0
5.0
10.0
15.0
20.0
25.0
10 12 14 16 18 20
V
CC
Logic Supply Voltage (V)
ERR Pull-Up Current (mA)
Min.
Typ .
6.0
7.0
8.0
9.0
10.0
11.0
-50 -25 0 25 50 75 100 125
Temperature (°C)
V
CC
Undervoltage Lockout + (V)
Max.
Typ.
Min.
6.0
7.0
8.0
9.0
10.0
11.0
-50 -25 0 25 50 75 100 125
Temperature (°C)
V
CC
Undervoltage Lockout - (V)
Max.
Typ.
Min.
0
50
100
150
200
250
10 12 14 16 18 20
V
CC
Logic Supply Voltage (V)
ERR Timing Charge Current (µA)
Min.
Typ.
Max.
0
50
100
150
200
250
-50 -25 0 25 50 75 100 125
Temperature (°C)
ERR Timing Charge Current (µA)
Max.
Typ.
Min.










