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参数资料
| 型号： | FAN5365UC03X |
| 厂商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分类： | 稳压器 |
| 英文描述： | 1.84 A SWITCHING REGULATOR, 6600 kHz SWITCHING FREQ-MAX, PBGA9 |
| 封装： | 1.27 X 1.29 MM, 0.40 MM PITCH, WLCSP-9 |
| 文件页数： | 21/24页 |
| 文件大小： | 1014K |
| 代理商： | FAN5365UC03X |
2008 Fairchild Semiconductor Corporation
www.fairchildsemi.com
FAN5365 Rev. 1.0.4
6
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Electrical Specifications (Continued)
Unless otherwise noted, over the recommended operating range for VIN and TA, EN = VSEL = SCL = SDA = 1.8V, and register
VSEL0[6] bit = 1. Typical values are at VIN = 3.6V, TA = 25°C. Circuit and components according to Figure 1.
Symbol Parameter
Conditions
Min. Typ. Max. Units
DAC
Resolution
6
Bits
Differential Nonlinearity
Monotonicity Assured by Design
0.8
LSB
Timing
I
2CEN
EN HIGH to I
2C Start
250
μs
tV(L-H)
VOUT LOW to HIGH Settling
Transition from 0.75V to 1.438V
VOUT Settled to within 2% of Setpoint
7
μs
Soft-Start
tSS
Regulator Enable to Regulated VOUT RLOAD > 5Ω, to VOUT = Power-up Default
140
180
μs
Notes:
11. Limited by the effect of tOFF minimum (see Figure 14 in Typical Performance Characteristics).
Block Diagram
REF
DAC
SOFT START
FPWM
EN_REG
CLK
6 Mhz Osc
I2C
INTERFACE
AND LOGIC
EN
VSEL
SDA
SCL
SW
Q1
Q2
PGND
VIN
COUT
VOUT
L
VOUT
CIN
AGND
MODULATOR
VIN
Figure 3 Block Diagram
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