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参数资料
| 型号： | MM1548N |
| 厂商： | MITSUMI ELECTRIC CO LTD |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO6 |
| 封装： | SOT-26, 6 PIN |
| 文件页数： | 7/12页 |
| 文件大小： | 128K |
| 代理商： | MM1548N |
MITSUMI
Secondary Control for Energy-Saving AC Adaptor MM1548
Absolute Maximum Ratings (Ta=25°C)
Recommended Operating Conditions
Electrical Characteristics (unless otherwise specified, Ta=+25°C, Vcc=4.9V)
Item
Symbol
Ratings
Unit
Storage temperature
TSTG
–40~+125
°C
Operating temperature
TOPR
–30~+85
°C
Supply voltage
VCC max.
–0.3~+18
V
Allowable loss
Pd
150 (alone)
mW
Item
Symbol
Ratings
Unit
Operating temperature
TOPR
–30~+85
°C
Supply voltage
VOP
+2.5~+12
V
Item
Symbol
Test Conditions
Min. Typ. Max. Unit.
Current consumption1(energy saving mode)
ICC1
VCC=4.4V, VOUT=4.4V, VCS=0V
60
110
A
Current consumption2(normal mode)
ICC2
VCC=5.3V, VOUT=5.0V, VCS=0V
1.5
3.0
mA
Voltage control section
Output inversion voltage
VO
IIN=5mA, VOUT=VCC–0.3V, VCS=0V
4.99
5.10
5.21
V
OUT input sink current
IOUT
VCC=4.9V, VOUT=4.9V, VCS=0V
25
150
nA
PO1 output sink current 1
IPO1
VCC=5.3V, VOUT=5.0V, VCS=0V VPO1=0.5V
5
17
mA
Constant current control
Output inversion voltage 1
VCS1
VCC=4.9V, RCS1=1k
, VOUT=4.6V, RCS2=40k, IIN=5mA 111.2 114.4 117.6 mV
(Constant current control)
Output inversion voltage 2
VCS2
VCC=2.0V, RCS1=1k
, VOUT=0V, RCS2=40k, IIN=5mA
22
34
mV
(Constant current control drop)
CS input source current
ICS
VCC=4.9V, VOUT=4.6V, VCS=0.1V
5
100
nA
Power supply voltage rejection ratio
PSRR2
VCC=3.7V 4.4V, VCS=VCS1–10mV, RL1=5k
60
70
dB
PO1 output sink current 2
IPO2
VCC=4.9V, VOUT=4.6V, VCS=0.2V, VPO1=0.5V
5
17
mA
Input-output difference control
Input-output difference control voltage
VLS
VCC=5.1V, RLS=4.7k
, RLB=100, RO=5k 140
200
260
mV
CNT output sink current
ICNT
VCC=5.1V, VOUT=4.8V, VCS=0V, VCNT=0.8V
5
30
mA
Load detection
Load detection voltage
VLSP1
VCC=4.9V, RL1=47k
, VOUT=4.9V L, VCS=0V
170
200
230
mV
Energy saving detection voltage
VLSP2
VCC=4.9V, RL1=47k
, VOUT=L 4.9V, VCS=0V
85
115
145
mV
(load detection release voltage)
3.5V undervoltage detection
VOL1
VCC=H
L, RL1=10k
, VOUT=VCC, VCS=0V 3.4
3.5
3.6
V
3.5V undervoltage detection hysteresis
VOL1H
VCC=L
H, RL1=10k
, VOUT=VCC, VCS=0V
350
mV
4.6V undervoltage detection
VOL2
VCC=H
L, RL1=47k
, VOUT=VCC, VCS=0V 4.47 4.60 4.73
V
PO1 output sink current 3
IPO3
VCC=4.9V, VOUT=4.6V, VCS=0V, VPO2=1.0V
100
200
400
A
PO1 output source current
IPO4
VCC=4.9V, VOUT=4.9V, VCS=0V, VPO2=4.6V
1.0
5.0
mA
Constant current mode selection
2pin(CNT pin) disable voltage
VCNTO
VCC=H L, VCNT=0.8V, VOUT=VCC–0.3V, VCS=0V, ICNT < 1mA
2.4
V
Constant current mode selection threshold
VCSS
VCC=4.9V, RCS1=1k
, VOUT=4.6V, RCS2=20k, IIN=5mA, VCS< VCSmin.
0.6
V
(between VCC and OUT)
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