參數(shù)資料
型號: ISL6223EVAL1
廠商: Intersil Corporation
英文描述: Mobile Microprocessor CORE Voltage Regulator Multi-Phase Buck PWM Controller
中文描述: 移動微處理器核心電壓調(diào)節(jié)器的多相降壓PWM控制器
文件頁數(shù): 3/15頁
文件大?。?/td> 402K
代理商: ISL6223EVAL1
3
Simplified Power System Diagram
Functional Pin Descriptions
VID4 (Pin 1), VID3 (Pin 2), VID2 (Pin 3), VID1 (Pin 4)
and VID0 (Pin 5)
Voltage Identification inputs from microprocessor. These pins
respond to TTL and 3.3V logic signals. The ISL6223 decodes
VID bits to establish the output voltage. See Table 1.
COMP (Pin 6)
Output of the internal error amplifier. Connect this pin to the
external feedback and compensation network.
FB (Pin 7)
Inverting input of the internal error amplifier.
FS/DIS (Pin 8)
Channel frequency, F
SW
, select and disable. A resistor from
this pin to ground sets the switching frequency of the
converter. Pulling this pin to ground disables the converter
and three states the PWM outputs. See Figure 11.
GND (Pin 9)
Bias and reference ground. All signals are referenced to this
pin.
VSEN (Pin 10)
Power good monitor input. Connect to the microprocessor-
CORE voltage.
DACOUT (Pin 11)
The DAC output. Connect a capacitor to this pin slows down
the transition of the DAC output that is also the reference
voltage to the error amplifier.
NC (Pin 12, Pin 17, Pin 18)
No connection.
ISEN2 (Pin 13) and ISEN1 (Pin 16)
Current sense inputs from the individual converter channel’s
phase nodes.
PWM2 (Pin 14) and PWM1 (Pin 15)
PWM outputs for each driven channel in use. Connect these
pins to the PWM input of a HIP6601/2/3 driver.
PGOOD (Pin 19)
Power good. This pin provides an open-drain logic-high
signal when the microprocessor CORE voltage (VSEN pin)
is within specified limits and Soft-Start has timed out.
V
CC
(Pin 20)
Bias supply. Connect this pin to a 5V supply.
SYNCHRONOUS
RECTIFIED BUCK
CHANNEL
ISL6223
MICROPROCESSOR
VSEN
VID
SYNCHRONOUS
RECTIFIED BUCK
CHANNEL
PWM 1
PWM 2
11
12
13
14
15
16
17
18
20
19
10
9
8
7
6
5
4
3
2
1
VID4
VID3
VID2
VID1
VID0
FS/DIS
PWM2
PGOOD
DACOUT
NC
ISEN1
V
CC
GND
NC
FB
NC
VSEN
COMP
PWM1
ISEN2
ISL6223
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ISL6223EVAL2 制造商:INTERSIL 制造商全稱:Intersil Corporation 功能描述:Mobile Microprocessor CORE Voltage Regulator Multi-Phase Buck PWM Controller
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ISL6224CA 功能描述:電流型 PWM 控制器 Mobile-Friendly RoHS:否 制造商:Texas Instruments 開關(guān)頻率:27 KHz 上升時間: 下降時間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風格:SMD/SMT 封裝 / 箱體:TSSOP-14
ISL6224CA-T 功能描述:IC REG CTRLR BUCK PWM CM 16-SSOP RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 標準包裝:4,000 系列:- PWM 型:電壓模式 輸出數(shù):1 頻率 - 最大:1.5MHz 占空比:66.7% 電源電壓:4.75 V ~ 5.25 V 降壓:是 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:無 工作溫度:-40°C ~ 85°C 封裝/外殼:40-VFQFN 裸露焊盤 包裝:帶卷 (TR)