參數(shù)資料
型號(hào)： MC33997
廠商： 飛思卡爾半導(dǎo)體(中國)有限公司
元件分類： 基準(zhǔn)電壓源/電流源
英文描述： Switching Power Supply with Linear Regulators(帶線性穩(wěn)壓器的開關(guān)電源)
中文描述： 開關(guān)電源與線性穩(wěn)壓器（帶線性穩(wěn)壓器的開關(guān)電源）
文件頁數(shù)： 8/20頁
文件大?。?/td> 454K
代理商： MC33997
33997
8
Go to: www.freescale.com
Characteristic
Symbol
Min
Typ
Max
Unit
SENSOR SUPPLIES V
REF1
, V
REF2
V
REF
On-Resistance, T
A
= -40°C
I
VREF
= 200 mA, I
VDDH
= 200 mA, V
PWR
= KA_V
PWR
= 14 V, EN = 5.0 V
R
DS(on)
–
–
280
m
V
REF
On-Resistance, T
A
= +25°C
I
VREF
= 200 mA, I
VDDH
= 200 mA, V
PWR
= KA_V
PWR
= 14 V, EN = 5.0 V
R
DS(on)
–
–
350
m
V
REF
On-Resistance, T
A
= +125°C
I
VREF
= 200 mA, I
VDDH
= 200 mA, V
PWR
= KA_V
PWR
= 14 V, EN = 5.0 V
R
DS(on)
–
–
455
m
V
REF
Short-to-Battery Detect Current
V
PWR
= KA_V
PWR
= 14 V, EN = 5.0 V, SNSEN = 5.0 V
I
SC_Bat
500
–
900
mA
V
REF
Short-to-Ground Detect Current
V
PWR
= KA_V
PWR
= 14 V, EN = 5.0 V, SNSEN = 5.0 V
I
SC_Gnd
500
–
900
mA
Maximum Output Capacitance (Total) (Note 13)
C
VREF
33
–
39
nF
SUPERVISORY CIRCUITS
PWROK Undervoltage Threshold on V
DDL
, FBL Ramps Down
V
PWR
= KA_V
PWR
= 14 V, I
VDDH
= 200 mA
V
FBL(thL)
2.6
–
3.1
V
PWROK Undervoltage Threshold on V
DDH
V
PWR
= KA_V
PWR
= 14 V, I
VDDH
= 200 mA
V
DDH(thL)
4.5
–
4.8
V
V
DDH
Overvoltage Threshold
V
PWR
= KA_V
PWR
= 10 V, I
VDDH
= 200 mA
V
DDH(thH)
5.12
–
5.7
V
PWROK Open Drain On-Resistance
V
PWR
= KA_V
PWR
= 14 V, EN = 5 V, I
PwrOK
= 5.0 mA
R
DS(on)
–
–
200
VKAMOK Threshold,
V
PWR
= KA_V
PWR
= 14 V, I
VDDH
= 200 mA
V
KAM(thL)
0.9
–
1.9
V
VKAMOK Threshold on V
PWR
, V
PWR
Ramps Up
KA_V
PWR
= 14 V, I
VDDH
= 200 mA
V
PWRok(th)
4.0
–
5.0
V
VKAMOK Open Drain On-Resistance
V
PWR
= KA_V
PWR
= 14 V, EN = 0 V, I
VKAMOK
= 10 mA
R
DS(on)
50
–
200
Enable Input Voltage Threshold (Pin EN)
V
IH
1.0
–
2.0
V
Enable Pull-Down Current (Pin EN), EN = 1.0 V V
DDH
to V
IL(min)
I
PD
500
–
1200
nA
Sensor Enable Input Voltage Threshold (Pin SNSEN)
V
IH
1.0
–
2.0
V
Sensor Enable Pull-Down Current (Pin SNSEN)
SNSEN = 1.0 V V
DDH
to V
IL(min)
I
PD
500
–
1200
nA
Notes
13.
Recommended value.
STATIC ELECTRICAL CHARACTERISTICS (continued)
Characteristics noted under conditions 9.0 V
≤
V
PWR
≤
16 V, -40
°
C
≤
T
J
= T
A
≤
125
°
C, using the typical application circuit (see
Figure 8
) unless otherwise noted. Typical values noted reflect the approximate parameter mean at T
A
= 25
°
C under nominal
conditions unless otherwise noted.
F
Freescale Semiconductor, Inc.
For More Information On This Product,
n
.
相關(guān)PDF資料
PDF描述
MC33998 Switching Power Supply with Linear Regulators(帶線性穩(wěn)壓器的開關(guān)電源)
MC34017 Telephone Tone Ringer(電話振鈴)
MC34063A DC-DC CONVERTER CONTROL CIRCUITS
MC34063AB DC-DC CONVERTER CONTROL CIRCUITS
MC34063ABD AIRBUS
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
MC33997DW 功能描述:IC SWITCH 3.3/5V SUPPLY 24-SOIC RoHS:否 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - 專用型 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,000 系列:- 應(yīng)用:電源，ICERA E400，E450 輸入電壓:4.1 V ~ 5.5 V 輸出數(shù):10 輸出電壓:可編程 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:42-WFBGA，WLCSP 供應(yīng)商設(shè)備封裝:42-WLP 包裝:帶卷 (TR)
MC33997DWR2 制造商:Rochester Electronics LLC 功能描述:MLPS 3.3 IC - Bulk
MC33999EK 功能描述:多路器開關(guān) IC 16 LOW SIDE PWM&SPI RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 開關(guān)數(shù)量:4 開啟電阻（最大值）:7 Ohms 開啟時(shí)間（最大值）: 關(guān)閉時(shí)間（最大值）: 傳播延遲時(shí)間:0.25 ns 工作電源電壓:2.3 V to 3.6 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UQFN-16
MC33999EK 制造商:Freescale Semiconductor 功能描述:IC SWITCH 16 OUT SPI/PWM 54SOIC
MC33999EKR2 功能描述:多路器開關(guān) IC 16 LOW SIDE PWM&SPI RoHS:否 制造商:Texas Instruments 通道數(shù)量:1 開關(guān)數(shù)量:4 開啟電阻（最大值）:7 Ohms 開啟時(shí)間（最大值）: 關(guān)閉時(shí)間（最大值）: 傳播延遲時(shí)間:0.25 ns 工作電源電壓:2.3 V to 3.6 V 工作電源電流: 最大工作溫度:+ 85 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:UQFN-16
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

*
*
*