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| 型號： | NCP1578MNR2G |
| 廠商： | ON Semiconductor |
| 文件頁數： | 22/22頁 |
| 文件大小： | 1861K |
| 描述： | IC REG DL BCK/LINEAR SYNC 20-QFN |
| 產品變化通告： | Product Obsolescence 19/Dec/2008 |
| 標準包裝： | 4,000 |
| 拓撲： | 降壓（降壓）同步（1），線性（LDO）（1） |
| 功能： | 任何功能 |
| 輸出數： | 2 |
| 頻率 - 開關： | 300kHz |
| 電壓/電流 - 輸出 1： | 控制器 |
| 電壓/電流 - 輸出 2： | 5V，50mA |
| 帶 LED 驅動器： | 無 |
| 帶監控器： | 無 |
| 帶序列發生器： | 是 |
| 電源電壓： | 4.5 V ~ 24 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 20-VFQFN 裸露焊盤 |
| 供應商設備封裝： | 20-QFN（4x4） |
| 包裝： | 帶卷 (TR) |
NCP1578
http://onsemi.com
22
PACKAGE DIMENSIONS
CASE 485E-01
ISSUE O
20 PIN QFN, 4x4
X
M
0.10 (0.004)
T
DIM
MIN MAX MIN MAX
INCHES
MILLIMETERS
A
4.00 BSC
0.157 BSC
B 4.00 BSC 0.157 BSC
C 0.80 1.00 0.031 0.039
D 0.23 0.35 0.009 0.014
G 0.50 BSC 0.020 BSC
H 1.38 1.43 0.054 0.056
J 0.20 REF 0.008 REF
K 0.00 0.05 0.000 0.002
L 0.35 0.45 0.014 0.018
NOTES:
1. DIMENSIONING AND TOLERANCING PER ANSI
Y14.5M, 1982.
2. CONTROLLING DIMENSION: MILLIMETERS.
3. DIMENSION D APPLIES TO PLATED TERMINAL
AND IS MEASURED BETWEEN 0.25 AND 0.30 MM
FROM TERMINAL.
4. COPLANARITY APPLIES TO THE EXPOSED PAD
AS WELL AS THE TERMINALS.
-T-
-X-
NOTE 3
SEATING
PLANE
L
A
M
-Y-
B
N
0.25 (0.010)
T
0.25 (0.010)
T
J
C
K
R
0.08 (0.003)
T
E
H
F
P
D
Y
1
5
6
15
11
20 16
E 2.75 2.85 0.108 0.112
F 2.75 2.85 0.108 0.112
M 2.00 BSC 0.079 BSC
N 2.00 BSC 0.079 BSC
P 1.38 1.43 0.054 0.056
R 0.60 0.80 0.024 0.031
G
10
ON Semiconductor and are registered trademarks of Semiconductor Components Industries, LLC (SCILLC). SCILLC reserves the right to make changes without further notice
to any products herein. SCILLC makes no warranty, representation or guarantee regarding the suitability of its products for any particular purpose, nor does SCILLC assume any liability
arising out of the application or use of any product or circuit, and specifically disclaims any and all liability, including without limitation special, consequential or incidental damages.
Typical parameters which may be provided in SCILLC data sheets and/or specifications can and do vary in different applications and actual performance may vary over time. All
operating parameters, including Typicals must be validated for each customer application by customer's technical experts. SCILLC does not convey any license under its patent rights
nor the rights of others. SCILLC products are not designed, intended, or authorized for use as components in systems intended for surgical implant into the body, or other applications
intended to support or sustain life, or for any other application in which the failure of the SCILLC product could create a situation where personal injury or death may occur. Should
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and distributors harmless against all claims, costs, damages, and expenses, and reasonable attorney fees arising out of, directly or indirectly, any claim of personal injury or death
associated with such unintended or unauthorized use, even if such claim alleges that SCILLC was negligent regarding the design or manufacture of the part. SCILLC is an Equal
Opportunity/Affirmative Action Employer. This literature is subject to all applicable copyright laws and is not for resale in any manner.
PUBLICATION ORDERING INFORMATION
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Phone: 421 33 790 2910
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Phone: 81-3-5773-3850
NCP1578/D
LITERATURE FULFILLMENT:
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Phone: 303-675-2175 or 800-344-3860 Toll Free USA/Canada
Fax: 303-675-2176 or 800-344-3867 Toll Free USA/Canada
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