参数资料
型号: LTC3827IG-1#TRPBF
厂商: Linear Technology
文件页数: 2/32页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM CM 28-SSOP
标准包装: 2,000
系列: PolyPhase®
PWM 型: 电流模式
输出数: 2
频率 - 最大: 580kHz
占空比: 99.4%
电源电压: 4 V ~ 36 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: 带卷 (TR)
LTC3827-1
ABSOLUTE MAXIMUM RATINGS
(Note 1)
Input Supply Voltage (V IN ) .........................36V to – 0.3V
PACKAGE/ORDER INFORMATION
TOP VIEW
Topside Driver Voltages
BOOST1, BOOST2.................................. 42V to –0.3V
Switch Voltage (SW1, SW2) ......................... 36V to –5V
(BOOST1-SW1), (BOOST2-SW2) ............. 8.5V to –0.3V
I TH1
V FB1
SENSE1 +
SENSE1 –
1
2
3
4
28 TRACK/SS1
27 PGOOD1
26 TG1
25 SW1
RUN1, RUN2 ............................................... 7V to –0.3V
SENSE1 + , SENSE2 + , SENSE1 – ,
SENSE2 – Voltages ..................................... 11V to –0.3V
PLLIN/MODE, PLLLPF, TRACK/SS1, TRACK/SS2
Voltages ............................................... INTV CC to –0.3V
EXTV CC ...................................................... 10V to –0.3V
I TH1, I TH2 , V FB1 , V FB2 Voltages .................. 2.7V to –0.3V
PGOOD1 Voltage ....................................... 8.5V to –0.3V
Peak Output Current <10μs (TG1, TG2, BG1, BG2) .....3A
PLLLPF 5
PLLIN/MODE 6
SGND 7
RUN1 8
RUN2 9
SENSE2 – 10
SENSE2 + 11
V FB2 12
I TH2 13
TRACK/SS2 14
24 BOOST1
23 BG1
22 V IN
21 PGND
20 EXTV CC
19 INTV CC
18 BG2
17 BOOST2
16 SW2
15 TG2
INTV CC Peak Output Current ................................. 50mA
Operating Temperature Range (Note 2).... –40°C to 85°C
Junction Temperature (Note 3) ............................. 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 = 95°C/W
LEAD FREE FINISH
LTC3827EG-1#PBF
LTC3827IG-1#PBF
LEAD BASED FINISH
LTC3827EG-1
LTC3827IG-1
TAPE AND REEL
LTC3827EG-1#TRPBF
LTC3827IG-1#TRPBF
TAPE AND REEL
LTC3827EG-1#TR
LTC3827IG-1#TR
PART MARKING
3827EG-1
3827IG-1
PART MARKING
3827EG-1
3827IG-1
PACKAGE DESCRIPTION
28-Lead Plastic SSOP
28-Lead Plastic SSOP
PACKAGE DESCRIPTION
28-Lead Plastic SSOP
28-Lead Plastic SSOP
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
TEMPERATURE RANGE
–40°C to 85°C
–40°C to 85°C
Consult LTC Marketing for parts speci?ed with wider operating temperature ranges.
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/
38271fe
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