MIC3203-1YM Micrel Inc, MIC3203-1YM Datasheet - Page 4

• Manufacturer Part Number: MIC3203-1YM
• Description: IC LED DRIVER CTLR HB 8SOIC
• Manufacturer: Micrel Inc
• Type: HBLED Driverr

Specifications of MIC3203-1YM

• Constant Current: Yes
• Topology: PWM, Step-Down (Buck)
• Number Of Outputs: 1
• Internal Driver: No
• Type - Primary: General Purpose
• Type - Secondary: High Brightness LED (HBLED)
• Frequency: 1.5MHz
• Voltage - Supply: 4.5 V ~ 42 V
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Operating Temperature: -40°C ~ 125°C
• Internal Switch(s): No
• Efficiency: 90%
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Current - Output / Channel: -
• Other names: 576-3660-5; MIC3203-1YM

Electrical Characteristics
V
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.
5. Guaranteed by design.
Micrel, Inc.
Symbol
Enable Input
EN
EN
Dimming Input
DIM
DIM
F
External FET Driver
Thermal Protection
T
T
March 2010
IN
DIM
LIM
LIMHYS
= V
HI
LO
HI
LO
EN
= V
Parameter
EN Logic Level High
EN Logic Level Low
EN Bias Current
Start-Up Time
DIM Logic Level High
DIM Logic Level Low
DIM Bias Current
DIM Delay Time
Maximum Dimming Frequency
DRV On-Resistance
DRV Transition Time
Over-Temperature Shutdown
Over-Temperature Shutdown Hysteresis
DIM
= 12V; C
VCC
= 1.0µF; T
(4)
(Continued)
J
= 25°C, bold values indicate −40°C ≤ T
Condition
V
V
From EN Pin going high to DRV
going high
V
From DIM Pin going high to DRV
going high
Pull Up, I
Pull Down, I
Rise Time, C
Fall Time, C
T
EN
EN
DIM
J
Rising
= 12V
= 0V
= 0V
SOURCE
4
SINK
LOAD
LOAD
= 10mA
= -10mA
= 1000pF
= 1000pF
J
≤ +125°C; unless noted.
Min.
2.0
2.0
Typ.
450
160
1.5
30
20
13
20
2
7
M9999-032910-A
Max.
0.4
0.4
60
50
20
1
1
MIC3203
Units
kHz
µA
µA
µA
°C
µs
ns
ns
Ω
V
V
V
V