參數(shù)資料
型號: MAX5920BESA+
廠商: Maxim Integrated
文件頁數(shù): 3/18頁
文件大?。?/td> 310K
描述: IC HOT-SWAP CTRLR -48V 8-SOIC
產(chǎn)品培訓(xùn)模塊: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
標準包裝: 100
類型: 熱交換控制器
應(yīng)用: 通用
內(nèi)部開關(guān):
電源電壓: -20 V ~ -80 V
工作溫度: -40°C ~ 85°C
安裝類型: 表面貼裝
封裝/外殼: 8-SOIC(0.154",3.90mm 寬)
供應(yīng)商設(shè)備封裝: 8-SOIC
包裝: 管件
-48V Hot-Swap Controller
with External R
SENSE
_______________________________________________________________________________________   3
ELECTRICAL CHARACTERISTICS (continued)
(V
EE
= 0V, V
DD
= 48V, T
A
= -40癈 to +85癈. Typical values are at T
A
= +25癈, unless otherwise noted.) (Notes 1, 4)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
D RAIN Thr eshol d for P ow er - G ood
V
DL
V
DRAIN
 - V
EE
 threshold for power-good
condition, DRAIN decreasing
1.1
1.7
2.0
V
GATE High Threshold
V
GH
V
GATE
 - V
GATE
 threshold for power-good
condition, V
GATE
 - V
GATE
decreasing
1.0
1.6
2.0
V
PWRGD, PWRGD Output
Leakage
I
OH
PWRGD (MAX5920A) = 80V, V
DRAIN
 = 48V,
PWRGD (MAX5920B) = 80V, V
DRAIN
 = 0V
10
礎(chǔ)
PWRGD Output Low Voltage
V
OL
V
PWRGD
 - V
EE;
 V
DRAIN
 - V
EE
< V
DL
,
I
SINK
 = 5mA (MAX5920A)
0.11
0.4
V
PWRGD Output Low Voltage
V
OL
V
PWRGD
 - V
DRAIN
; V
DRAIN
 = 5V,
I
SINK
 = 5mA (MAX5920B)
0.11
0.4
V
OVERTEMPERATURE PROTECTION
Overtemperature Threshold
T
OT
Junction temperature, temperature rising
135
Overtemperature Hysteresis
T
HYS
20
AC PARAMETERS
OV High to GATE Low
t
PHLOV
Figures 1a, 2
0.5
UV Low to GATE Low
t
PHLUV
Figures 1a, 3
0.4
OV Low to GATE High
t
PLHOV
Figures 1a, 2
3.3
UV High to GATE High
t
PLHVL
Figures 1a, 3
3.4
SENSE High to GATE Low
t
PHLSENSE
Figures 1a, 4a
1
3
Current Limit to GATE Low
t
PHLCL
Figures 1b, 4b
350
500
650
MAX5920A, Figures 1a, 5a
1.8
DRAIN Low to PWRGD Low
DRAIN Low to (PWRGD - DRAIN)
High
t
PHLDL
MAX5920B, Figures 1a, 5a
3.4
MAX5920A, Figures 1a, 5b
1.6
GATE High to PWRGD Low
GATE High to (PWRGD-DRAIN)
High
t
PHLGH
MAX5920B, Figures 1a, 5b
2.5
TURN-OFF
Latch-Off Period
t
OFF
(Note 3)
128 x
t
PHLCL
ms
Note 1:   All currents into device pins are positive; all currents out of device pins are negative. All voltages are referenced to V
EE
,
unless otherwise specified.
Note 2:   Current into V
DD
with UV = 3V, OV, DRAIN, PWRGD, SENSE = V
EE
, GATE = floating.
Note 3:   Minimum duration of GATE pulldown following a circuit-breaker fault. The circuit breaker can be reset during this time by 
toggling UV low, but the GATE pulldown does not release until t
OFF
has elapsed.
Note 4:   Limits are 100% tested at T
A
= +25癈 and +85癈. Limits at -40癈 are guaranteed by design.
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