Datasheet

LT6109-1/LT6109-2
7
610912fa
Performance characteristics taken at T
A
= 25°C,
V
+
= 12V, V
PULLUP
= V
+
, V
EN/RST
= 2.7V, R
IN
= 100Ω, R
OUT
= R1 + R2 + R3 = 10k, gain = 100, R
C
= 25.5k, C
L
= C
LC
= 2pF, unless
otherwise noted. (See Figure 3)
Hysteresis Distribution
Hysteresis vs Temperature
Hysteresis vs Supply Voltage
Comparator Input Bias Current
vs Input Voltage
Comparator Input Bias Current
vs Input Voltage
Comparator Threshold
Distribution
Comparator Threshold
vs Temperature
EN/RST Current vs Voltage
Comparator Output Low Voltage
vs Output Sink Current
COMPARATOR INPUT VOLTAGE (V)
–20
COMPARATOR INPUT BIAS CURRENT (nA)
–10
0
10
–15
–5
5
20 40
610912 G25
600
125°C
25°C
–40°C
COMPARATOR INPUT VOLTAGE (V)
–20
COMPARATOR INPUT BIAS CURRENT (nA)
–10
0
10
–15
–5
5
0.2 0.4 0.6 0.8
610912 G26
1.00
125°C
25°C
–40°C
0
0
V
OL
OUTC1, OUTC2 (V)
0.25
0.50
0.75
1.00
1
I
OUTC
(mA)
2
610912 G27
3
125°C
25°C
–40°C
TYPICAL PERFORMANCE CHARACTERISTICS
TEMPERATURE (°C)
–40 –25
COMPARATOR THRESHOLD (mV)
398
400
402
50
110
610912 G20
396
394
392
–10 5 20 35 80
65
125
95
404
406
408
5 TYPICAL PARTS
COMPARATOR HYSTERESIS (mV)
3.0
0
PERCENTAGE OF UNITS (%)
5
10
15
20
30
–40°C 25°C 125°C
4.6
6.2 7.7 9.3 10.9 12.5 14.1
610912 G21
15.7 17.3
25
V
+
(V)
0
14
12
10
8
6
4
2
0
30 50
610912 G23
10 20
40 60
COMPARATOR HYSTERESIS (mV)
5 TYPICAL PARTS
EN/RST VOLTAGE (V)
0
–250
EN/RST CURRENT (nA)
–200
–150
–100
–50
50
10
20 30 40
610912 G24
50 60
0
COMPARATOR THRESHOLD (mV)
0
PERCENTAGE OF UNITS (%)
5
15
20
25
399.2 404
610912 G19
10
396 397.6
400.8
402.8
TEMPERATURE (°C)
–40
COMPARATOR HYSTERESIS (mV)
20
18
16
14
12
10
8
6
4
0
2
80
610912 G22
–10 20 50 12511065–25 5 35 95