lt3695 Linear Technology Corporation, lt3695 Datasheet - Page 3

• Manufacturer Part Number: lt3695
• Description: 1a Fault Tolerant Micropower Step-down Regulator
• Manufacturer: Linear Technology Corporation

ELECTRICAL CHARACTERISTICS
temperature range, otherwise specifi cations are at T
PARAMETER
Minimum Operating Voltage (Note 6)
V
Quiescent Current from V
Quiescent Current from BD Pin
Minimum BD Pin Voltage
Feedback Voltage
FB Pin Bias Current
Reference Voltage Line Regulation
Error Amp g
Error Amp Voltage Gain
V
V
V
V
V
Switching Frequency
Minimum Switch Off-Time
Switch Current Limit (Note 7)
Switch V
DA Pin Current to Stop OSC
Switch Leakage Current
IN
C
C
C
C
C
Source Current
Sink Current
Pin to Switch Current Gain
Switching Threshold
Clamp Voltage
Overvoltage Lockout
CESAT
m
IN
CONDITIONS
V
V
V
V
V
V
V
V
FB Pin Voltage = 800mV
3.6V < V
I
R
R
R
E- and I-Grades
H-Grade
SYNC = 0V
SYNC = 3.3V or Clocked
I
V
VC
SW
BD
BD
RUN/SS
RUN/SS
RUN/SS
RUN/SS
RUN/SS
RUN/SS
SW
RT
RT
RT
= ±1.5μA
= 1A
= 8.06k
= 29.4k
= 158k
= 3.3V
< 3V
= 0V, V
A
= 0.2V
= 10V, V
= 10V, V
= 0.2V
= 10V, V
= 10V, V
IN
= 25°C. V
< 36V
IN
= 36V
The
BD
BD
BD
BD
= 3.3V, Not Switching
= 0V, Not Switching
= 3.3V, Not Switching
= 0V, Not Switching
l
IN
denotes the specifi cations which apply over the full operating
= 10V, V
RUN/SS
= 10V, unless otherwise noted. (Note 4)
l
l
l
l
l
l
l
l
l
MIN
1.98
1.45
1.18
1.25
792
785
225
0.4
0.9
36
35
0.001
1300
0.01
0.01
1.25
0.01
TYP
800
800
430
250
130
130
350
3.4
3.4
2.8
0.6
2.2
1.0
1.7
1.4
1.6
38
35
90
55
–5
50
50
0
2
0.005
MAX
39.9
2.42
1.66
1.95
160
100
808
815
–40
275
210
250
3.6
4.3
0.5
0.5
0.8
1.1
LT3695
60
–5
3
2
1
UNITS
3
MHz
MHz
3695f
%/V
kHz
V/V
A/V
mV
mV
mV
μA
μA
μA
μA
μA
μA
nA
μS
μA
μA
μA
ns
ns
V
V
V
V
V
V
A
A
A