MIC23099_14 Datasheet, PDF (11/26 Pages) Micrel Semiconductor – Single AA/AAA Cell Step-Up/Step-Down Regulators with Battery Monitoring

Micrel, Inc.
Typical Characteristics (Continued)
LED Flash Duty-Cycle
vs. Input Voltage
100
CONSTANT ON
75
50
25
0
0.8
FLASHING
V_OUT1 = 1.8V
I_OUT1 = 0A
T_A = 25⁰C
1.0
1.2
1.4
1.6
INPUT VOLTAGE (V)
LED Flash Duty-Cycle
vs. Temperature
0.5500
0.4400
0.3300
0.20
0.1100
V_IN = 1.1V
0.00
-50 -25 0 25 50 75 100 125
TEMPERATURE (°C)
LED Flash Frequency
vs. Input Voltage
0.5
V_OUT1 = 1.8V
0.4
I_OUT1 = 0.A
T_A = 25⁰C
0.3
FLASHING
0.2
0.1
0.0
0.8
CONSTANT ON
1.0
1.2
1.4
1.6
INPUT VOLTAGE (V)
LED Flash Frequency
vs. Temperature
0.5
0.4
0.3
0.2
0.1
V_IN = 1.1V
0.0
-50 -25 0
25 50 75 100 125
TEMPERATURE (°C)
V_OUT1 Fault Delay
vs. Temperature
200
150
100
50
V_IN = 1.2V
0
-50 -25
0
25 50 75 100 125
TEMPERATURE (°C)
V_OUT2 Fault Delay
vs. Temperature
200
150
100
50
V_IN = 1.2V
0
-50 -25
0
25 50 75 100 125
TEMPERATURE (°C)
MIC23099
1.25
1.24
1.23
1.22
1.21
1.20
1.19
1.18
1.17
1.16
1.15
-50
Low-BatteryThreshold
vs. Temperature
RISING
FALLING
I_OUT = 0A
-25 0 25 50 75 100 125
TEMPERATURE (°C)
V_IN Fault Delay
vs. Temperature
250
200
150
100
V_OUT1 = 1.8V
I_OUT1 = 0A
50
0
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
Cool OFF Delay
vs. Temperature
2,000
1,500
1,000
500
V_IN = 1.2V
0
-50 -25
0 25 50 75 100 125
TEMPERATURE (°C)
August 6, 2014
11
Revision 1.3