參數(shù)資料
型號(hào)： FAN5355UC07X
廠商： FAIRCHILD SEMICONDUCTOR CORP
元件分類(lèi)： 穩(wěn)壓器
英文描述： 1.8 A SWITCHING CONTROLLER, 3350 kHz SWITCHING FREQ-MAX, PBGA12
封裝： 2.23 X 1.46 MM, 0.50 MM PITCH, GREEN, WLCSP-12
文件頁(yè)數(shù)： 25/27頁(yè)
文件大?。?/td> 1995K
代理商： FAN5355UC07X
2008 Fairchild Semiconductor Corporation
7
www.fairchildsemi.com
FAN5355 Rev. 1.0.4
FA
N
5355
—
1A
/
0.8A
,3M
hz.
D
igit
a
lly
Prog
rammabl
e
TinyB
u
ck
TM
Regulator
Electrical Specifications (Continued)
VIN = 3.6V, EN = VIN, VSEL = VIN, SYNC = GND, VSEL0(6) bit = 1, CONTROL2[4:3] = 00. TA = -40°C to +85°C, unless otherwise
noted. Typical values are at TA = 25°C. Circuit and components according to Figure 1.
Symbol
Parameter
Conditions
Min.
Typ.
Max.
Units
DAC
Option 07
7
Bits
Resolution
All Other Options
6
Bits
Differential Nonlinearity
Monotonicity Assured by Design
0.8
LSB
Timing
I2CEN
EN HIGH to I
2C Start
250
μs
tV(L-H)
VOUT LOW to HIGH Settling
RLOAD = 75Ω, Transition from 1.0 to 1.5375V
VOUT Settled to within 2% of Setpoint
7
μs
Soft-Start
Option 06
RLOAD > 5Ω, to VOUT = 1.8000V
170
210
μs
tSS
Regulator Enable
to Regulated
VOUT
All Other
Options
RLOAD > 5Ω, to VOUT = Power-up Default
140
180
μs
VSLEW
Soft-start VOUT Slew Rate
(12)
18.75
V/ms
Note:
12. Option 06 slew rate is 35.5V/ms during the first 16
μs of soft-start.
REF
7-bit
DAC
SOFT START
FPWM
EN_REG
CLK
3 MHz Osc
I2C
INTERFACE
AND LOGIC
EN
VSEL
SYNC
SDA
SCL
SW
Q1
Q2
PGND
PVIN
C
OUT
VOUT
L
OUT
VOUT
C
IN
AGND
AVIN
MODULATOR
VIN
Figure 4. Block Diagram
相關(guān)PDF資料
PDF描述
FAN5355UC06X 1.8 A SWITCHING CONTROLLER, 3350 kHz SWITCHING FREQ-MAX, PBGA12
FAN5361UC19X 0.6 A SWITCHING REGULATOR, 6600 kHz SWITCHING FREQ-MAX, PBGA6
FAN5361UMP182X 1.25 A SWITCHING REGULATOR, 6600 kHz SWITCHING FREQ-MAX, PDSO6
FAN5361UMP123X 1.25 A SWITCHING REGULATOR, 6600 kHz SWITCHING FREQ-MAX, PDSO6
FAN5362UC21X 0.75 A SWITCHING REGULATOR, 3300 kHz SWITCHING FREQ-MAX, PBGA6
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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FAN5358 制造商:FAIRCHILD 制造商全稱(chēng):Fairchild Semiconductor 功能描述:2MHz, 500mA, SC70 Synchronous Buck Regulator
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