MIC3201 Ver la hoja de datos (PDF) - Micrel
Número de pieza
componentes Descripción
Fabricante
MIC3201 Datasheet PDF : 16 Pages
| |||
Micrel, Inc.
MIC3201
Absolute Maximum Ratings(1)
VIN, VCS to PGND/AGND ................................ -0.3V to +22V
VDIM, VEN to PGND/AGND ..................................-0.3V to VIN
VLX to PGND/AGND ................................. -0.3V to VIN+1.0V
VCC to PGND/AGND ..................................... -0.3V to +7.0V
VCS to VIN ...................................................................... 0.3V
Storage Temperature (Ts).........................–60°C to +150°C
Lead Temperature (Soldering, 10sec) ....................... 260°C
ESD Ratings (HBM)(3) ...... ................................………..2kV
(MM)(3)......................... ...........................100V
Operating Ratings(2)
Supply Voltage (VIN).......................................... 6.0V to 20V
Junction Temperature (TJ) .........................-40°C to +125°C
Junction Thermal Resistance
SOIC (θJA) ..........................................................41°C/W
SOIC (θJC).......................................................14.7°C/W
Electrical Characteristics(4)
VIN = 12V, VDIM = VEN = VIN, CVCC = 1µF, bold values indicate –40°C≤ TA ≤ +85°C, unless noted.
Typical values are at TA = +25°C.
Symbol Parameter
Condition
Min
Typ
VIN
IS
ISD
VCS(MAX)
VCS(MIN)
VHYS
Operating Input Voltage Range
Supply Current
Shut Down Supply Current
Sense Voltage Threshold High
Sense Voltage Threshold Low
Current Sense Hysteresis
Current Sense Response Time
RDSON
FMAX
VCC
CS Pin Input Current
Internal Switch RON
Maximum Switching Frequency
VCC Regulator
LX open
VEN = 0V
VIN - VCS
VIN - VCS
TA = 25ºC
VCS Rising
VCS Falling
VIN - VCS = 200mV
6.0
1.2
206
171
35
100
60
300
6
ENHI
EN Input Voltage High
2.0
ENLO
EN Input Voltage Low
EN Input Current High
VEN =12V
30
EN Input Leakage Low
VEN = 0V
DIMHI DIM Input Voltage High
2.0
DIMLO DIM Input Voltage Low
DIM Input Current High
VDIM =12V
22
DIM Input Leakage Low
VDIM= 0V
FDIM
Maximum DIM Frequency
LX Pin Leakage Current
VIN - VCS ≥ 250mV VLX=VIN
5
TLIM
Over-Temperature Shutdown
165
TLIMHYS Over-Temperature Shutdown Hysteresis
20
Start-up Time
From EN Pin going high,
300
DIM = 12V, CVCC = 1µF
Notes:
1. Exceeding the absolute maximum rating may damage the device.
2. The device is not guaranteed to function outside its operating rating.
3. Devices are ESD sensitive. Handling precautions recommended. Human body model, 1.5k in series with 100pF.
4. Specification for packaged product only.
Max Units
20.0
V
1.75
mA
1
µA
224
mV
189
mV
mV
ns
ns
3
µA
550
mΩ
1.0
MHz
V
V
0.4
V
50
µA
1
µA
V
0.4
V
30
µA
1
µA
20
kHz
µA
ºC
ºC
µs
January 2010
3
M9999-011210-B
Share Link: 