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LTC1436A-PLL 数据表(PDF) 2 Page - Linear Technology

部件名 LTC1436A-PLL
功能描述  High Efficiency Low Noise Synchronous Step-Down Switching Regulators
Download  28 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC1436A-PLL 数据表(HTML) 2 Page - Linear Technology

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LTC1436A
LTC1436-PLL-A/LTC1437A
ABSOLUTE MAXIMUM RATINGS
Input Supply Voltage (VIN).........................36V to – 0.3V
Topside Driver Supply Voltage (Boost) ......42V to – 0.3V
Switch Voltage (SW)............................. VIN + 5V to –5V
EXTVCC Voltage .........................................10V to – 0.3V
POR, LBO Voltages ....................................12V to – 0.3V
AUXFB Voltage ..........................................20V to – 0.3V
AUXDR Voltage ..........................................28V to – 0.3V
SENSE+, SENSE,
VOSENSE Voltages.................. INTVCC + 0.3V to – 0.3V
VPROG Voltage..................................... INTVCC to – 0.3V
PLL LPF, ITH Voltages ...............................2.7V to – 0.3V
AUXON, PLLIN, SFB,
RUN/SS, LBI Voltages ..........................10V to – 0.3V
Peak Driver Output Current < 10
µs (TGL, BG).......... 2A
Peak Driver Output Current < 10
µs (TGS) ......... 250mA
INTVCC Output Current ......................................... 50mA
Operating Temperature Range
LTC143XAC ............................................. 0
°C to 70°C
LTC143XAI ........................................ – 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
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Main Control Loop
IIN VOSENSE
Feedback Current
VPROG Pin Open (Note 2)
10
50
nA
VOUT
Regulated Output Voltage
(Note 2)
1.19V (Adjustable) Selected
VPROG Pin Open
q
1.178
1.19
1.202
V
3.3V Selected
VPROG = 0V
q
3.220
3.30
3.380
V
5V Selected
VPROG = INTVCC
q
4.900
5.00
5.100
V
TA = 25°C, VIN = 15V, VRUN/SS = 5V unless otherwise noted.
ELECTRICAL CHARACTERISTICS
PACKAGE/ORDER INFORMATION
ORDER PART NUMBER
1
2
3
4
5
6
7
8
9
10
11
12
TOP VIEW
GN PACKAGE
24-LEAD PLASTIC SSOP
(150 MIL SSOP)
24
23
22
21
20
19
18
17
16
15
14
13
PLL LPF
COSC
RUN/SS
ITH
SFB
SGND
VPROG
VOSENSE
SENSE
SENSE+
AUXON
AUXFB
PLLIN
POR
BOOST
TGL
SW
TGS
VIN
INTVCC
BG
PGND
EXTVCC
AUXDR
ORDER PART NUMBER
TJMAX = 125°C, θJA = 95°C/W
TOP VIEW
G PACKAGE
28-LEAD PLASTIC SSOP
28
27
26
25
24
23
22
21
20
19
18
17
16
15
1
2
3
4
5
6
7
8
9
10
11
12
13
14
PLL LPF
COSC
RUN/SS
LBO
LBI
ITH
SFB
SGND
VPROG
VOSENSE
NC
SENSE
SENSE+
AUXON
PLLIN
POR
BOOST
TGL
SW
TGS
VIN
INTVCC
DRVCC
BG
PGND
EXTVCC
AUXDR
AUXFB
ORDER PART NUMBER
1
2
3
4
5
6
7
8
9
10
11
12
TOP VIEW
GN PACKAGE
24-LEAD PLASTIC SSOP
(150 MIL SSOP)
24
23
22
21
20
19
18
17
16
15
14
13
COSC
RUN/SS
LBO
LBI
ITH
SFB
SGND
VPROG
VOSENSE
SENSE
SENSE+
AUXON
POR
BOOST
TGL
SW
TGS
VIN
INTVCC
BG
PGND
EXTVCC
AUXDR
AUXFB
TJMAX = 125°C, θJA = 110°C/W
TJMAX = 125°C, θJA = 110°C/W
Consult factory for Military grade parts.
LTC1436ACGN
LTC1436AIGN
LTC1436ACGN-PLL
LTC1436AIGN-PLL
LTC1437ACG
LTC1437AIG


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