參數(shù)資料
型號(hào): LTC1266-5
廠商: Linear Technology Corporation
英文描述: Synchronous Regulator Controller for N- or P-Channel MOSFETs
中文描述: 同步穩(wěn)壓控制器或P溝道MOSFET的N
文件頁(yè)數(shù): 2/20頁(yè)
文件大?。?/td> 361K
代理商: LTC1266-5
2
LTC1266
LTC1266-3.3/LTC1266-5
A
Input Supply Voltage (Pins 2, 5)............... 20V to –0.3V
Continuous Output Current (Pins 1, 16) .............. 50mA
Sense Voltages (Pins 8, 9)........................ 13V to –0.3V
PINV, BINH, SHDN, LB
IN
(Pins 3, 4, 11, 13) .................................20V to –0.3V
LB
OUT
Output Current........................................... 12mA
Operating Ambient Temperature Range...... 0
°
C to 70
°
C
Extended Commercial
Temperature Range ........................... –40
°
C to 85
°
C
Junction Temperature (Note 1)............................ 125
°
C
Storage Temperature Range ................ –65
°
C to 150
°
C
Lead Temperature (Soldering, 10 sec)................. 300
°
C
U
G
W
A
W
U
W
A
R
BSOLUTE
XI
TI
S
U
PACKAGE/ORDER IU
ORDER PART
NUMBER
LTC1266CS
LTC1266CS-3.3
LTC1266CS-5
LTC1266ACS
SYMBOL
V
FB
PARAMETER
Feedback Voltage
LTC1266ACS
LTC1266CS
Feedback Current (LTC1266 Only)
Regulated Output Voltage
LTC1266CS-3.3
LTC1266CS-5
Output Ripple (Burst Mode Operation)
Output Voltage Line Regulation
CONDITIONS
V
IN
= 9V, I
LOAD
= 700mA, V
PINV
= V
PWR
,
Topside Switch = N-Ch
MIN
TYP
MAX
UNITS
G
G
1.275
1.25
0.2
V
V
1.210
1.290
1
I
FB
V
OUT
G
μ
A
V
IN
= 9V, I
LOAD
= 700mA, V
PINV
= V
PWR
,
Topside Switch = N-Ch, V
PWR
= 14V
G
G
3.23
4.90
3.33
5.05
50
3.43
5.20
V
V
I
LOAD
= 150mA
I
LOAD
= 50mA
V
PINV
= 0V, Topside Switch = P-Ch, V
IN
= 7V to 12V
V
PINV
= V
PWR
, Topside Switch = N-Ch, V
IN
= 7V to 12V
5mA < I
LOAD
< 2A, R
SENSE
= 0.05
Burst Mode Operation Enabled, V
BINH
= 0V
Burst Mode Operation Inhibited, V
BINH
= 2V
Burst Mode Operation Enabled, V
BINH
= 0V
Burst Mode Operation Inhibited, V
BINH
= 2V
mV
P-P
V
OUT
–40
–40
0
0
40
40
mV
mV
Output Voltage Load Regulation
LTC1266-3.3
LTC1266-3.3
LTC1266-5
LTC1266-5
V
IN
Pin DC Supply Current (Note 2)
Normal Mode
Sleep Mode
Shutdown
PWR V
IN
DC Supply Current (Note 2)
Normal Mode
Sleep Mode
Shutdown
Current Sense Threshold
(Burst Mode Operation Enabled)
LTC1266
G
G
G
G
40
15
60
25
65
25
100
40
mV
mV
mV
mV
I
Q1
3.5V < V
IN
< 18V
3.5V < V
IN
< 18V
V
SHDN
= 2.1V, 3.5V < V
IN
< 18V
2.1
170
25
3.0
250
50
mA
μ
A
μ
A
I
Q2
3.5V < PWR V
IN
< 18V
3.5V < PWR V
IN
< 18V
V
SHDN
= 2.1V, 3.5V < PWR V
IN
< 18V
V
BINH
= 0V
20
1
1
40
5
5
μ
A
μ
A
μ
A
V
SENSE 1
V
SENSE–
= 3.3V, V
FB
= V
OUT
/2.64 + 25mV (Forced)
V
SENSE–
= 3.3V, V
FB
= V
OUT
/2.64 – 25mV (Forced)
V
SENSE–
= V
OUT
+ 100mV (Forced)
V
SENSE–
= V
OUT
– 100mV (Forced)
V
SENSE–
= V
OUT
+ 100mV (Forced)
V
SENSE–
= V
OUT
– 100mV (Forced)
25
155
25
155
25
155
mV
mV
mV
mV
mV
mV
G
135
175
LTC1266-3.3
G
135
175
LTC1266-5
G
135
175
T
A
= 25
°
C, V
IN
= 10V, V
SHDN
= V
BINH
= 0V unless otherwise noted.
ELECTRICAL C
HARA TERISTICS
T
JMAX
= 125
°
C,
θ
JA
= 110
°
C/W
Consult factory for Industrial and Military grade parts.
TOP VIEW
*FIXED OUTPUT VERSIONS
S PACKAGE
16-LEAD PLASTIC SO
TDRIVE
PWR V
IN
PINV
BINH
V
IN
C
T
I
TH
SENSE
BDRIVE
PGND
LB
OUT
LB
IN
SGND
SHDN
V
FB
(NC*)
SENSE
+
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
相關(guān)PDF資料
PDF描述
LTC1266ACS Synchronous Regulator Controller for N- or P-Channel MOSFETs
LTC1266CS Synchronous Regulator Controller for N- or P-Channel MOSFETs
LTC1266CS-3.3 Synchronous Regulator Controller for N- or P-Channel MOSFETs
LTC1266CS-5 Synchronous Regulator Controller for N- or P-Channel MOSFETs
LTC1267- ADJ 500kHz and 1MHz High Efficiency 1.5A Switching Regulators; Package: SO; No of Pins: 8; Temperature Range: -40?°C to 85?°C
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