參數(shù)資料
型號(hào): MAX1816
廠商: Maxim Integrated Products, Inc.
元件分類: 數(shù)字信號(hào)處理
英文描述: Replaced by TMS320VC5506 : Digital Signal Processors 144-LQFP
中文描述: 雙路、降壓型控制器及線性穩(wěn)壓控制器,用于筆記本電腦
文件頁(yè)數(shù): 3/49頁(yè)
文件大?。?/td> 983K
代理商: MAX1816
M
Dual Step-Down Controllers Plus Linear-
Regulator Controller for Notebook Computers
_______________________________________________________________________________________
3
ELECTRICAL CHARACTERISTICS (continued)
(Circuit of Figure 1, V+ = 15V, V
OUT1
= 1.20V, V
OUT2
= 2.50V, V
CC
= V
DD
= 5.0V, V
SKP1/
SDN
= V
SKP2/
SDN
= V
LIN/
SDN
= 5.0V,
T
A
= 0
°
C to +85
°
C
. Typical values are at T
A
= +25
°
C, unless otherwise noted.)
PARAMETER
CONDITIONS
MIN
TYP
MAX
UNITS
Current-Sense Differential Input
Range (CS1+, CS1-)
200
mV
Remote-Sense Differential Input
Range (CS1+, FBS)
300
mV
Remote-Sense Differential Input
Range (GDS, AGND)
200
mV
CS1+, FBS Input Bias Current
CS1- Input Bias Current
GDS Input Bias Current
FB2 Input Bias Current
OUT2 Input Resistance
-300mV < V
CS1+
- V
FBS
< +300mV
-100mV < V
CS1+
- V
CS1-
< +100mV, V
CS1-
= V
FBS
-60
-60
-3
-0.2
70
-8
+60
+60
+3
+0.2
μA
μA
μA
μA
k
252kHz nominal, R
TIME
= 143k
53kHz nominal to 530kHz nominal,
R
TIME
= 680k
to 68k
V+ = 5V, CS1- = 1.2V
+8
TIME Frequency Accuracy
-12
+12
%
TON = GND (1000kHz)
TON = REF (550kHz)
TON = open (300kHz)
TON = V
CC
(200kHz)
TON = GND (715kHz)
TON = REF (390kHz)
TON = open (390kHz)
TON = V
CC
(260kHz)
230
165
320
465
630
495
495
740
260
190
355
515
720
550
550
825
425
325
290
215
390
565
810
605
605
910
500
375
BUCK1 On-Time (Note 2)
V+ = 12V, CS1- = 1.2V
ns
V+ = 5V, OUT2 = 2.5V
BUCK2 On-Time (Note 2)
V+ = 12V, OUT2 = 2.5V
ns
TON = open, TON = V
CC
(Note 2)
TON = GND, TON = REF (Note 2)
Measured at V
CC
, with FBS, OUT2, FB2, and LINFB
forced above the no-load regulation point
V
SKP1/
SDN
= 0V, V
SKP2/
SDN
= 0V, V
LIN/
SDN
= 5V;
measured at V
CC
, with FBS and LINFB forced above
the no-load regulation point
V
SKP1/
SDN
= 5V, V
SKP2/
SDN
= 0V, V
LIN/
SDN
= 5V;
measured at V
CC
, with FBS and LINFB forced above
the no-load regulation point
Minimum Off-Time
ns
Quiescent Supply Current (V
CC
)
2200
3800
μA
Partial Shutdown Supply Current
(Linear Regulator On Only)
425
650
μA
Partial Shutdown Supply Current
(BUCK1 and Linear Regulator)
1825
3000
μA
Partial Shutdown Supply Current
(BUCK2 Only)
V
SKP1/
SDN
= 0V, V
SKP2/
SDN
= 5V, V
LIN/
SDN
= 0V;
measured at V
CC
, with OUT2 and FB2 forced above
the regulation point
Measured at V
DD
, with FBS, OUT2, and FB2 forced
above the no-load regulation point
600
1100
μA
Quiescent Supply Current (V
DD
)
<1
5
μA
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MAX1816ETM+T 功能描述:DC/DC 開關(guān)控制器 NULL RoHS:否 制造商:Texas Instruments 輸入電壓:6 V to 100 V 開關(guān)頻率: 輸出電壓:1.215 V to 80 V 輸出電流:3.5 A 輸出端數(shù)量:1 最大工作溫度:+ 125 C 安裝風(fēng)格: 封裝 / 箱體:CPAK
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