Datasheet

LTC4267-3
6
42673fa
Reference Voltage
vs Temperature
Reference Voltage
vs Supply Voltage
Oscillator Frequency
vs Temperature
Oscillator Frequency
vs Supply Voltage
Oscillator Frequency
vs V
CC
Shunt Regulator Current
P
VCC
Shunt Regulator Voltage
vs Temperature
I
PVCC
Supply Current
vs Temperature
P
VCC
SUPPLY VOLTAGE (V)
6
799.0
V
FB
VOLTAGE (mV)
799.2
799.6
799.8
800.0
801.0
800.4
7
8
8.5
42673 G11
799.4
800.6
800.8
800.2
6.5
7.5
9
9.5
T
A
= 25°C
P
VCC
≤ V
CLAMP1mA
TEMPERATURE (°C)
–50
OSCILLATOR FREQUENCY (kHz)
–10 30
70
130110
42673 G12
–30 10
50
90
V
CC
= 8V
330
320
310
300
290
280
270
V
CC
SUPPLY VOLTAGE (V)
6
270
OSCILLATOR FREQUENCY (kHz)
280
290
300
310
330
6.5
7 7.5 8
42673 G13
8.5 9
320
I
CC
(mA)
0
270
OSCILLATOR FREQUENCY (kHz)
280
290
300
310
330
5
10 15 20
42673 G13b
25 30 35
320
TEMPERATURE (°C)
–50
9.0
P
VCC
(V)
9.1
9.3
9.4
9.5
10.0
9.7
–10
30
50
42673 G15
9.2
9.8
9.9
9.6
–30 10
70
90
110
I
PVCC
= 1mA
TEMPERATURE (°C)
–50
215
SUPPLY CURRENT (µA)
220
230
235
240
265
250
–10
30
50
42673 G16
225
255
260
245
–30 10
70
90
110
P
VCC
= 8V
V
ITH/RUN
= 1.3V
TEMPERATURE (°C)
–50
V
FB
VOLTAGE (mV)
70 90
42673 G10
–10 10–30 30 50 110
812
808
804
800
796
792
788
P
VCC
= 8V
P
VCC
Undervoltage Lockout
Thresholds vs Temperature
TEMPERATURE (°C)
–50
5.0
P
VCC
UNDERVOLTAGE LOCKOUT (V)
5.5
6.5
7.0
7.5
10.0
8.5
–10
30
50
42673 G14
6.0
9.0
9.5
8.0
–30 10
80
90
110
V
TURNON
V
TURNOFF
TYPICAL PERFORMANCE CHARACTERISTICS