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参数资料
| 型号： | LTC3862IUH#TRPBF |
| 厂商： | Linear Technology |
| 文件页数： | 2/42页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR BST PWM CM 24-QFN |
| 标准包装： | 2,500 |
| PWM 型： | 电流模式 |
| 输出数： | 1 |
| 频率 - 最大： | 500kHz |
| 占空比： | 96% |
| 电源电压： | 4 V ~ 36 V |
| 降压： | 无 |
| 升压： | 是 |
| 回扫： | 无 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 无 |
| 工作温度： | -40°C ~ 125°C |
| 封装/外壳： | 24-WQFN 裸露焊盘 |
| 包装： | 带卷 (TR) |
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LTC3862
ABSOLUTE MAXIMUM RATINGS
(Notes 1, 2)
Input Supply Voltage (V IN ) ......................... –0.3V to 40V
INTV CC Voltage ............................................ –0.3V to 6V
INTV CC LDO RMS Output Current .........................50mA
RUN Voltage ................................................ –0.3V to 8V
SYNC Voltage ............................................... –0.3V to 6V
SLOPE, PHASEMODE, D MAX ,
BLANK Voltage .......................................... –0.3V to V 3V8
SENSE1 + , SENSE1 – , SENSE2 + ,
SENSE2 – Voltage ...................................... –0.3V to V 3V8
SS, PLLFLTR Voltage ................................ –0.3V to V 3V8
PIN CONFIGURATION
ITH Voltage ............................................... –0.3V to 2.7V
FB Voltage ................................................. –0.3V to V 3V8
FREQ Voltage ............................................ –0.3V to 1.5V
Operating Junction Temperature Range (Notes 3, 4)
LTC3862E............................................. –40°C to 85°C
LTC3862I............................................ –40°C to 125°C
LTC3862H .......................................... –40°C to 150°C
Storage Temperature Range................... –65°C to 150°C
Reflow Peak Body Temperature ........................... 260°C
TOP VIEW
TOP VIEW
TOP VIEW
D MAX 1
SLOPE 2
BLANK 3
PHASEMODE 4
FREQ 5
SS 6
ITH 7
FB 8
SGND 9
CLKOUT 10
SYNC 11
PLLFLTR 12
25
24 3V8
23 SENSE1 +
22 SENSE1 –
21 RUN
20 V IN
19 INTV CC
18 GATE1
17 PGND
16 GATE2
15 NC
14 SENSE2 –
13 SENSE2 +
D MAX 1
SLOPE 2
BLANK 3
PHASEMODE 4
FREQ 5
SS 6
ITH 7
FB 8
SGND 9
CLKOUT 10
SYNC 11
PLLFLTR 12
24 3V8
23 SENSE1 +
22 SENSE1 –
21 RUN
20 V IN
19 INTV CC
18 GATE1
17 PGND
16 GATE2
15 NC
14 SENSE2 –
13 SENSE2 +
BLANK 1
PHASEMODE 2
FREQ 3
SS 4
ITH 5
FB 6
24 23 22 21 20 19
25
7 8 9 10 11 12
18 V IN
17 INTV CC
16 GATE1
15 PGND
14 GATE2
13 NC
FE PACKAGE
24-LEAD PLASTIC TSSOP
T JMAX = 150°C, θ JA = 38°C/W
EXPOSED PAD (PIN 25) IS PGND, MUST BE SOLDERED TO PCB
ORDER INFORMATION
GN PACKAGE
24-LEAD NARROW PLASTIC SSOP
T JMAX = 150°C, θ JA = 85°C/W
UH PACKAGE
24-LEAD (5mm × 5mm) PLASTIC QFN
T JMAX = 150°C, θ JA = 44°C/W
EXPOSED PAD (PIN 25) IS PGND, MUST BE SOLDERED TO PCB
LEAD FREE FINISH TAPE AND REEL PART MARKING* PACKAGE DESCRIPTION
TEMPERATURE RANGE
LTC3862EFE#PBF LTC3862EFE#TRPBF 3862FE
LTC3862IFE#PBF LTC3862IFE#TRPBF 3862FE
LTC3862HFE#PBF LTC3862HFE#TRPBF 3862FE
LTC3862EGN#PBF LTC3862EGN#TRPBF LTC3862GN
LTC3862IGN#PBF LTC3862IGN#TRPBF LTC3862GN
LTC3862HGN#PBF LTC3862HGN#TRPBF LTC3862GN
LTC3862EUH#PBF LTC3862EUH#TRPBF 3862
LTC3862IUH#PBF LTC3862IUH#TRPBF 3862
LTC3862HUH#PBF LTC3862HUH#TRPBF 3862
24-Lead Plastic TSSOP
24-Lead Plastic TSSOP
24-Lead Plastic TSSOP
24-Lead Plastic SSOP
24-Lead Plastic SSOP
24-Lead Plastic SSOP
24-Lead (5mm × 5mm) Plastic QFN
24-Lead (5mm × 5mm) Plastic QFN
24-Lead (5mm × 5mm) Plastic QFN
–40°C to 85°C
–40°C to 125°C
–40°C to 150°C
–40°C to 85°C
–40°C to 125°C
–40°C to 150°C
–40°C to 85°C
–40°C to 125°C
–40°C to 150°C
Consult LTC Marketing for parts specified with wider operating temperature ranges. *The temperature grade is identified by a label on the shipping container.
Consult LTC Marketing for information on non-standard lead based finish parts.
For more information on lead free part marking, go to: http://www.linear.com/leadfree/
For more information on tape and reel specifications, go to: http://www.linear.com/tapeandreel/
3862fc
2
For more information www.linear.com/LTC3862
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