ltc3406bes5-1.8 Linear Technology Corporation, ltc3406bes5-1.8 Datasheet - Page 2

• Manufacturer Part Number: ltc3406bes5-1.8
• Description: 1.5mhz, 600ma Synchronous Step-down Regulator In Thinsot
• Manufacturer: Linear Technology Corporation

PACKAGE/ORDER I FOR ATIO
ABSOLUTE AXI U RATI GS
LTC3406B
Input Supply Voltage .................................. – 0.3V to 6V
RUN, V
SW Voltage .................................. – 0.3V to (V
P-Channel Switch Source Current (DC) ............. 800mA
N-Channel Switch Sink Current (DC) ................. 800mA
Consult LTC Marketing for parts specified with wider operating temperature ranges.
temperature range, otherwise specifications are T
SYMBOL
I
V
∆V
V
∆V
∆V
I
V
V
I
f
R
R
I
ELECTRICAL CHARACTERISTICS
2
VFB
PK
S
OSC
LSW
FB
OUT
LOADREG
IN
PFET
NFET
FB
OVL
OUT
T
JMAX
RUN 1
GND 2
FB
= 125°C, θ
SW 3
5-LEAD PLASTIC TSOT-23
Voltages ..................................... – 0.3V to V
PARAMETER
Feedback Current
Regulated Feedback Voltage
Reference Voltage Line Regulation
Regulated Output Voltage
Output Overvoltage Lockout
Output Voltage Line Regulation
Peak Inductor Current
Output Voltage Load Regulation
Input Voltage Range
Input DC Bias Current
Shutdown
Oscillator Frequency
R
R
SW Leakage
DS(ON)
DS(ON)
S5 PACKAGE
JA
TOP VIEW
= 250°C/ W, θ
of P-Channel FET
of N-Channel FET
W
JC
5 V
4 V
= 90°C/ W
FB
IN
W W
U
S5 PART MARKING
LTC3406BES5
ORDER PART
CONDITIONS
LTC3406B (Note 4) T
LTC3406B (Note 4) 0°C ≤ T
LTC3406B (Note 4) –40°C ≤ T
V
LTC3406B-1.5
LTC3406B-1.8
∆V
∆V
V
V
Duty Cycle < 35%
(Note 5)
V
V
V
V
I
I
V
W
SW
SW
IN
IN
IN
FB
RUN
FB
FB
RUN
NUMBER
OVL
OVL
= 2.5V to 5.5V (Note 4)
= 2.5V to 5.5V
= 3V, V
= 0.5V or V
= 0.6V or V
= 0V or V
= 100mA
= –100mA
A
LTE2
U
= 0V, V
= 0V, V
= 25°C. V
= V
= V
IN
OVL
OVL
FB
+ 0.3V)
IN
SW
OUT
= 0.5V or V
– V
– V
The
OUT
= 4.2V
OUT
U
= 0V or 5V, V
(Note 1)
IN
FB
OUT
= 0V
= 90%
= 100%
IN
, LTC3406B
●
= 3.6V unless otherwise specified.
, LTC3406B-1.5/LTC3406B-1.8
A
denotes specifications which apply over the full operating
= 25°C
OUT
Peak SW Sink and Source Current ........................ 1.3A
Operating Temperature Range (Note 2) .. – 40°C to 85°C
Junction Temperature (Notes 3, 6) ...................... 125°C
Storage Temperature Range ................ – 65°C to 150°C
Lead Temperature (Soldering, 10 sec)................. 300°C
A
= 90%,
T
≤ 85°C
IN
A
JMAX
≤ 85°C
= 5V
RUN 1
GND 2
= 125°C, θ
SW 3
5-LEAD PLASTIC TSOT-23
S5 PACKAGE
JA
TOP VIEW
= 250°C/ W, θ
●
●
●
●
●
●
●
●
JC
5 V
4 V
= 90°C/ W
OUT
IN
0.5880
0.5865
0.5850
1.455
1.746
0.75
MIN
2.5
2.5
1.2
20
±0.01
1.500
1.800
S5 PART MARKING
0.04
0.04
0.35
TYP
300
210
0.6
0.6
0.6
7.8
0.1
1.5
0.4
LTC3406BES5-1.5
LTC3406BES5-1.8
50
0.5
1
ORDER PART
NUMBER
0.6120
0.6135
0.6150
LTE3
LTE4
1.545
1.854
MAX
1.25
0.45
±30
400
0.4
0.4
5.5
1.8
0.5
±1
80
13
1
UNITS
3406bfa
MHz
%/V
%/V
kHz
mV
nA
µA
µA
µA
%
%
Ω
Ω
V
V
V
V
V
A
V