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參數(shù)資料
| 型號(hào)： | ML4901 |
| 廠商： | Fairchild Semiconductor Corporation |
| 英文描述： | High Current Synchronous Buck Controller For DC/DC conversion(用于DC/DC變換的大電流同步補(bǔ)償控制器（12V到2.1V～3.5V變換）) |
| 中文描述： | 高電流同步降壓控制器，用于直流/直流轉(zhuǎn)換（用于直流/直流變換的大電流同步補(bǔ)償控制器（12V的到大于2.1V?3.5V的變換）） |
| 文件頁數(shù)： | 2/8頁 |
| 文件大?。?/td> | 239K |
| 代理商： | ML4901 |
ML4901
2
PIN CONFIGURATION
PIN DESCRIPTION
(Pin Number in Parentheses is for TSSOP Version)
PIN#
NAME
FUNCTION
1 (1)
D0
LSB input to the DAC which sets
the output voltage
2 (2)
D1
Input to the DAC which sets the
output voltage
3 (3)
D2
Input to the DAC which sets the
output voltage
4 (4)
D3
MSB input to the DAC which sets
the output voltage
5 (6)
SHDN
Grounding this pin shuts down the
regulator
6 (8)
PWR GOOD
This open drain output goes low
whenever
SHDN
goes low or
when the output is not within
+10% of its nominal value
7 (9)
V
REF
Bypass connection for the internal
3.5V reference
PIN#
NAME
FUNCTION
8 (10)
GND
Analog signal ground
9 (11)
V
FB
Output voltage feedback pin
10 (12) I
SENSE
Current sense input
11 (13) COMP
Connection for the compensation
network
12 (15) PWR GND
Power ground
13 (16) N DRV
Synchronous rectifier driver output
14 (17) P DRV
Buck switch driver output
15 (19) V
DD
12V power supply input
16 (20) PROTECT
Connection for the integrating
current limit network and the
UVLO monitor for the 5V supply
D0
D1
D2
D3
NC
SHDN
NC
PWR GOOD
VREF
GND
PROTECT
VDD
NC
P DRV
N DRV
PWR GND
NC
COMP
ISENSE
VFB
TOP VIEW
1
2
3
4
5
6
7
8
9
10
20
19
18
17
16
15
14
13
12
11
ML4901
20-Pin TSSOP (T20)
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
TOP VIEW
ML4901
16-Pin Narrow SOIC (S16N)
D0
D1
D2
D3
SHDN
PWR GOOD
VREF
GND
PROTECT
VDD
P DRV
N DRV
PWR GND
COMP
ISENSE
VFB
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| ML4901CS | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:High Current Synchronous Buck Controller |
| ML4901CT | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:High Current Synchronous Buck Controller |
| ML4902 | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:High Current Synchronous Buck Controller |
| ML4902CT | 制造商:MICRO-LINEAR 制造商全稱:MICRO-LINEAR 功能描述:High Current Synchronous Buck Controller |
| ML4902CT UP WAF | 制造商:Fairchild Semiconductor Corporation 功能描述: |
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