參數(shù)資料
型號(hào)： ISL6420IRZ
廠商： INTERSIL CORP
元件分類： 穩(wěn)壓器
英文描述： Advanced Single Synchronous Buck Pulse-Width Modulation (PWM) Controller
中文描述： 0.7 A SWITCHING CONTROLLER, 1400 kHz SWITCHING FREQ-MAX, PQCC20
封裝： 4 X 4 MM, ROHS COMPLIANT, PLASTIC, MO-220-VGGD, QFN-20
文件頁數(shù)： 7/19頁
文件大?。?/td> 525K
代理商： ISL6420IRZ
7
FN9151.4
July 18, 2005
REFERENCE AND SOFT-START/ENABLE
Internal Reference Voltage
V
REF
-
0.6
-
V
Reference Voltage Accuracy
T
A
= -40°C to 85°C, VIN = 5.6V to 16V
-1.0
-
+1.0
%
Soft-Start Current
I
SS
-
10
-
μ
A
Soft-Start Threshold
V
SOFT
1.0
-
-
V
Enable Low (Converter disabled)
-
-
1.0
V
PWM CONTROLLER GATE DRIVERS
Gate Drive Peak Current
-
0.7
-
A
Rise Time
Co = 1000pF
-
20
-
ns
Fall Time
Co = 1000pF
-
20
-
ns
Dead Time Between Drivers
-
20
-
ns
ERROR AMPLIFIER
DC Gain (Note 7)
Guaranteed by Design
-
88
-
dB
Gain-Bandwidth Product (Note 7)
GBW
-
15
-
MHz
Slew Rate (Note 7)
SR
-
6
-
V/
μ
s
PROTECTION
OCSET Current Source
I
OCSET
Vocset = 4.5V
80
100
120
μ
A
POWER GOOD AND CONTROL FUNCTIONS
Power-Good Lower Threshold
V
PG-
Fraction of the set point; ~3
μ
s noise filter
-14
-10
-8
%
Power-Good Higher Threshold
V
PG+
Fraction of the set point; ~3
μ
s noise filter
10
-
16
%
PGOOD Leakage Current
I
PGLKG
V
PULLUP
= 5.5V
-
-
1
μ
A
PGOOD Voltage Low
I
PGOOD
= 4mA
-
-
0.5
V
PGOOD Delay
CDEL = 0.1
μ
F
-
125
-
ms
CDEL Current for PGOOD
CDEL threshold = 2.5V
-
2
-
μ
A
CDEL Threshold
-
2.5
-
V
EXTERNAL REFERENCE
External Reference Input Range at
GPIO1/REFIN.
VMSET/MODE = H, C
REFOUT
= 2.2μF
0.6
-
1.25
V
REFERENCE BUFFER
Buffered Output Voltage - Internal Reference
V
REFOUT
I
REFOUT
= 20mA,
VMSET/MODE = HIGH,
C
REFOUT
= 2.2
μ
F, T
A
= -40°C to 85°C
0.585
0.6V
0.615
V
Buffered Output Voltage - External Reference
V
REFOUT
V
REFIN
= 1.25V, I
REFOUT
= 20mA,
VMSET/MODE = HIGH,
C
REFOUT
= 2.2
μ
F
Vrefin
-0.01
-
Vrefin
+0.01
V
Current Drive Capability
C
REFOUT
= 2.2
μ
F
20
-
-
mA
Electrical Specifications
Operating Conditions, Unless Otherwise Noted: VIN = 12V, PV
CC
shorted with V
CC5
, T
A
= 25°C
(Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNITS
ISL6420
相關(guān)PDF資料
PDF描述
ISL6420IRZ-TK Advanced Single Synchronous Buck Pulse-Width Modulation (PWM) Controller
ISL6420 Quadruple 2-Input Positive-AND Gates 14-SOIC -40 to 85
ISL6420IA Quadruple 2-Input Positive-AND Gates 14-SSOP -40 to 85
ISL6420IR Quadruple 2-Input Positive-AND Gates 14-SSOP -40 to 85
ISL6420IR-T Advanced Single Synchronous Buck Pulse-Width Modulation (PWM) Controller
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
ISL6420IRZS2698 制造商:Intersil Corporation 功能描述:PB-FREE SYNC BUCK PWM CONT. WITH 4.5V-16V INPUT,20LD 4X4 QFN - Rail/Tube
ISL6420IRZ-T 功能描述:IC REG CTRLR BUCK PWM VM 20-QFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:275kHz 占空比:50% 電源電壓:18 V ~ 110 V 降壓:無 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:是 工作溫度:-40°C ~ 85°C 封裝/外殼:8-SOIC（0.154"，3.90mm 寬） 包裝:帶卷 (TR)
ISL6420IRZ-TK 功能描述:IC REG CTRLR BUCK PWM VM 20-QFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:275kHz 占空比:50% 電源電壓:18 V ~ 110 V 降壓:無 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:是 工作溫度:-40°C ~ 85°C 封裝/外殼:8-SOIC（0.154"，3.90mm 寬） 包裝:帶卷 (TR)
ISL6420IRZ-TKR5207 制造商:Intersil Corporation 功能描述:
ISL6420IRZ-TKS2698 制造商:Intersil Corporation 功能描述:PB-FREE SYNCH BUCK PWM CONT. WITH 4.5V-16V INPUT,20LD 4X4 QF - Tape and Reel
發(fā)布緊急采購，3分鐘左右您將得到回復(fù)。

采購需求

(若只采購一條型號(hào)，填寫一行即可)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

發(fā)布成功！您可以繼續(xù)發(fā)布采購。也可以進(jìn)入我的后臺(tái)，查看報(bào)價(jià)

*型號(hào) *數(shù)量 廠商 批號(hào) 封裝
添加更多采購

我的聯(lián)系方式

*
*
*