参数资料
型号: LTC3813EG#PBF
厂商: Linear Technology
文件页数: 2/32页
文件大小: 0K
描述: IC REG CTRLR BST PWM CM 28-SSOP
标准包装: 47
PWM 型: 电流模式
输出数: 1
频率 - 最大: 1MHz
电源电压: 7 V ~ 75 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 28-SSOP(0.209",5.30mm 宽)
包装: 管件
产品目录页面: 1336 (CN2011-ZH PDF)
LTC3813
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Supply Voltages
PIN CONFIGURATION
TOP VIEW
INTV CC , DRV CC ....................................... –0.3V to 14V
(DRV CC - BGRTN), (BOOST - SW).......... –0.3V to 14V
BOOST ................................................. –0.3V to 114V
BGRTN ........................................................ –5V to 0V
I OFF
NC
NC
V OFF
1
2
3
4
28 BOOST
27 TG
26 SW
25 SENSE +
EXTV CC .................................................. –0.3V to 15V
(NDRV - INTV CC ) Voltage ........................... –0.3V to 10V
SW, SENSE + Voltage ................................... –1V to 100V
I OFF Voltage .............................................. –0.3V to 100V
SS Voltage ................................................... –0.3V to 5V
PGOOD Voltage ............................................ –0.3V to 7V
V RNG , V OFF , SYNC, SHDN ,
UVIN Voltages........................................ –0.3V to 14V
PLL/LPF, FB Voltages................................. –0.3V to 2.7V
V RNG 5
PGOOD 6
SYNC 7
I TH 8
V FB 9
PLL/LPF 10
SS 11
SGND 12
SHDN 13
UVIN 14
24 NC
23 NC
22 NC
21 SENSE –
20 BGRTN
19 BG
18 DRV CC
17 INTV CC
16 EXTV CC
15 NDRV
TG, BG, INTV CC , EXTV CC RMS Currents .................50mA
Operating Temperature Range (Note 2)
LTC3813E............................................. –40°C to 85°C
LTC3813I............................................ –40°C to 125°C
Junction Temperature (Notes 3, 7)........................ 125°C
Storage Temperature Range................... –65°C to 150°C
Lead Temperature (Soldering, 10 sec) .................. 300°C
ORDER INFORMATION
G PACKAGE
28-LEAD PLASTIC SSOP
T JMAX = 125°C, θ JA = 100°C/W
LEAD FREE FINISH
LTC3813EG#PBF
LTC3813IG#PBF
TAPE AND REEL
LTC3813EG#TRPBF
LTC3813IG#TRPBF
PART MARKING
LTC3813EG
LTC3813IG
PACKAGE DESCRIPTION
28-Lead Plastic SSOP
28-Lead Plastic SSOP
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 125°C
Consult LTC Marketing for parts speci?ed with wider operating temperature ranges.
Consult LTC Marketing for information on non-standard lead based ?nish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel speci?cations, go to: http://www.linear.com/tapeandreel/
ELECTRICAL CHARACTERISTICS The l denotes speci?cations which apply over the full operating
temperature range, otherwise speci?cations are at T A = 25°C, INTV CC = DRV CC = V BOOST = V OFF = V RNG = SHDN = UV IN = V EXTVCC =
V NDRV = 10V, V SYNC = V SENSE + = V SENSE – = V BGRTN = V SW = 0V, unless otherwise speci?ed.
SYMBOL
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Main Control Loop
INTV CC
I Q
I BOOST
INTV CC Supply Voltage
INTV CC Supply Current
INTV CC Shutdown Current
BOOST Supply Current
SHDN > 1.5V, I NTVCC = 9.5V (Notes 4, 5)
SHDN = 0V
SHDN > 1.5V (Note 5)
SHDN = 0V
l
6.35
3
240
270
0
14
6
600
400
5
V
mA
μA
μA
μA
3813fb
2
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