参数资料
型号: SC470IMLTRT
厂商: Semtech
文件页数: 2/31页
文件大小: 0K
描述: IC REG CTRLR BUCK PWM 16-MLPQ
标准包装: 1
PWM 型: 控制器
输出数: 1
电源电压: 5 V ~ 5.5 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 125°C
封装/外壳: 16-MLPQ
包装: 标准包装
产品目录页面: 1358 (CN2011-ZH PDF)
其它名称: SC470IMLDKR
NOT RECOMMENDED FOR NEW DESIGN
SC470
POWER MANAGEMENT
Absolute Maximum Ratings (1)
Exceeding the specifications below may result in permanent damage to the device or device malfunction. Operation outside of the parameters
specified in the Electrical Characteristics section is not implied. Exposure to Absolute Maximum rated conditions for extended periods of time may
affect device reliability.
P i n C o m b i n a t i o n
T O N t o V S S A
D H , B S T t o P G N D
L X t o P G N D
P G N D t o V S S A
B S T t o L X
D L , I L I M , V D D P t o P G N D
E N / P S V , F B , P G D , V C C A , V O U T t o V S S A
V C C A t o E N / P S V , F B , P G D , V O U T
T h e r m a l R e s i s t a n c e , J u n c t i o n t o A m b i e n t - I T S T R T ( 2 )
T h e r m a l R e s i s t a n c e , J u n c t i o n t o A m b i e n t - I M L T R T ( 2 )
O p e r a t i n g J u n c t i o n T e m p e r a t u r e R a n g e
S t o r a g e T e m p e r a t u r e R a n g e
L e a d T e m p e r a t u r e ( S o l d e r i n g ) 1 0 s - P a r t N o . I T S T R T
I R R e f l o w ( S o l d e r i n g ) 1 0 s t o 3 0 s - P a r t N o . I M L T R T
S y m b o l
θ J A
θ J A
T J
T S T G
T L E A D
T L E A D
M a x i m u m
- 0 . 3 t o + 2 5 . 0
- 0 . 3 t o + 3 0 . 0
- 2 . 0 t o + 2 5 . 0
- 0 . 3 t o + 0 . 3
- 0 . 3 t o + 6 . 0
- 0 . 3 t o + 6 . 0
- 0 . 3 t o + 6 . 0
- 0 . 3 t o + 6 . 0
1 0 0
3 1
- 4 0 t o + 1 2 5
- 6 5 t o + 1 5 0
3 0 0
2 6 0
U n i t s
V
V
V
V
V
V
V
V
° C / W
° C / W
° C
° C
° C
° C
Notes:
1) This device is ESD sensitive. Use of standard ESD handling precautions is required.
2) Calculated from package in still air, mounted to 3” to 4.5”, 4 layer FR4 PCB with thermal vias under the exposed pad per JESD51 standards.
Electrical Characteristics
Test Conditions: V BAT = 15V, EN/PSV = 5V, VCCA = VDDP = 5.0V, V OUT = 1.25V, R TON = 1M ? , 0.1% Resistor Dividers.
P a r a m e t e r
C o n d i t i o n s
2 5 ° C
- 4 0 ° C t o 1 2 5 ° C
U n i t s
M i n
T y p
M a x
M i n
M a x
I n p u t S u p p l i e s
V C C A I n p u t V o l t a g e
V D D P I n p u t V o l t a g e
5 . 0
5 . 0
4 . 5
4 . 5
5 . 5
5 . 5
V
V
V I N I n p u t V o l t a g e
V D D P O p e r a t i n g C u r r e n t
V C C A O p e r a t i n g C u r r e n t
T O N O p e r a t i n g C u r r e n t
S h u t d o w n C u r r e n t
V I N = 1 . 8 V - 2 5 V , O f f t i m e > 8 0 0 n s
F B > r e g u l a t i o n p o i n t , I L O A D = 0 A
F B > r e g u l a t i o n p o i n t , I L O A D = 0 A
R T O N = 1 M ?
E N / P S V = 0 V
V C C A
V D D P + V I N
1 . 8
7 0
7 0 0
1 5
- 5
5
0
2 5
1 5 0
1 1 0 0
- 1 0
1 0
1
V
μ A
μ A
μ A
μ A
μ A
μ A
? 2005 Semtech Corp.
2
www.semtech.com
相关PDF资料
PDF描述
IRU3037ACSTRPBF IC REG CTRLR BUCK PWM VM 8-SOIC
ABC20DRTN-S93 CONN EDGECARD 40POS DIP .100 SLD
AGM18DTBD-S189 CONN EDGECARD 36POS R/A .156 SLD
AYM18DTAN-S189 CONN EDGECARD 36POS R/A .156 SLD
ABC20DRTH-S93 CONN EDGECARD 40POS DIP .100 SLD
相关代理商/技术参数
参数描述
SC470ITSTRT 功能描述:IC REG CTRLR BUCK PWM 14-TSSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 特色产品:LM3753/54 Scalable 2-Phase Synchronous Buck Controllers 标准包装:1 系列:PowerWise® PWM 型:电压模式 输出数:1 频率 - 最大:1MHz 占空比:81% 电源电压:4.5 V ~ 18 V 降压:是 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:无 工作温度:-5°C ~ 125°C 封装/外壳:32-WFQFN 裸露焊盘 包装:Digi-Reel® 产品目录页面:1303 (CN2011-ZH PDF) 其它名称:LM3754SQDKR
SC471 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Synchronous Buck Controller with Multi-Level VOUT Transition Support
SC471_08 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Synchronous Buck Controller with Multi-Level VOUT Transition Support
SC471A 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Synchronous Buck Controller with Multi-Level VOUT Transition Support
SC471AEVB 制造商:SEMTECH 制造商全称:Semtech Corporation 功能描述:Synchronous Buck Controller with Multi-Level VOUT Transition Support