參數(shù)資料
型號(hào): MAX4893BETB+T
廠(chǎng)商: Maxim Integrated Products
文件頁(yè)數(shù): 7/13頁(yè)
文件大?。?/td> 0K
描述: IC CTLR OVP CURR LIMIT 10-TDFN
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標(biāo)準(zhǔn)包裝: 2,500
類(lèi)型: 過(guò)壓保護(hù)控制器
應(yīng)用: 手機(jī),數(shù)碼相機(jī),媒體播放器
安裝類(lèi)型: 表面貼裝
封裝/外殼: 10-WFDFN 裸露焊盤(pán)
供應(yīng)商設(shè)備封裝: 10-TDFN-EP(3x3)
包裝: 帶卷 (TR)
MAX4881–MAX4884/MAX4893B
Overvoltage Protection Controllers with
Current Limit in TDFN
_______________________________________________________________________________________
3
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
GATE
VIN = 5V
(MAX4881/MAX4883/MAX4893B)
910
GATE Voltage
VGATE
IGATE
sourcing
1A
VIN = 4.3V
(MAX4882/MAX4884)
7.6
8.6
V
GATE Pulldown Current
IPD
VIN > VOVLO, VGATE = 5.5V
60
mA
TIMING
Startup Delay
tSTART
VIN > VUVLO, VGATE > 0.3V (Figure 1)
20
50
80
ms
OV Blanking Time
tOV-BLANK VGATE = 0.3V, VOV = 2.4V (Figure 1)
20
50
80
ms
GATE Turn-On Time
tGON
VGATE = 0.3V to 7V, CGATE = 1500pF (Figure 1)
7ms
VIN increasing from 5V to 8V at 3V/s,
VGATE = 0.3V, CGATE = 1500pF (Figure 2)
(MAX4881/MAX4883/MAX4893B)
620
GATE Turn-Off Time
tGOFF
VIN increasing from 4V to 7V at 3V/s,
VGATE = 0.3V, CGATE = 1500pF (Figure 2)
(MAX4882/MAX4884)
620
s
VIN increasing from 5V to 8V at 3V/s,
VOV = 0.4V (Figure 2)
(MAX4881/MAX4883/MAX4893B)
5.8
OV Assertion Delay
tOV
VIN increasing from 4V to 7V at 3V/s,
VOV = 0.4V (Figure 2) (MAX4882/MAX4884)
5.8
s
Initial Overvoltage Fault Delay
tOVP
VIN increasing from 0 to 8V,
IGATE = 80% of IPD (Figure 3)
100
ns
Disable Time
tDIS
VEN = 2.4V, VGATE = 0.3V (Figure 4)
580
ns
EN, CB INPUTS
Input-High Voltage
VIH
1.4
V
Input-Low Voltage
VIL
0.5
V
Input Leakage
1A
OV, FLAGI OUTPUTS
Output Voltage Low
VOL
ISINK = 1mA, OV, FLAGI assert
0.4
V
Leakage Current
VFLAGI = VOV = 5.5V
1
A
THERMAL PROTECTION
Thermal Shutdown
150
°C
Thermal Hysteresis
40
°C
ELECTRICAL CHARACTERISTICS (continued)
(VIN = +5V (MAX4881/MAX4883/MAX4893B), VIN = +4V (MAX4882/MAX4884), TA = -40°C to +85°C, unless otherwise noted. Typical
values are at TA = +25°C.) (Note 1)
Note 1: All devices are 100% tested at TA = +25
°C. Electrical limits over the full temperature range are guaranteed by design.
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