MIC2164-3YMM Micrel Inc, MIC2164-3YMM Datasheet - Page 4

• Manufacturer Part Number: MIC2164-3YMM
• Description: IC PWM BUCK CNTLLR 10MSOP
• Manufacturer: Micrel Inc
• Series: Hyper Speed Control™r
• Type: Step-Down (Buck)r

Specifications of MIC2164-3YMM

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 5.5 V
• Frequency - Switching: 1MHz
• Voltage - Input: 3 ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Voltage - Supply: 3 V ~ 28 V
• Frequency-max: 1.25MHz
• Duty Cycle: 66%
• Pwm Type: Controller
• Buck: Yes
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: No
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-3544-5

Micrel, Inc.
Absolute Maximum Ratings
IN, FB, EN to GND .......................................... −0.3V to +6V
BST to LX ....................................................... −-0.3V to +6V
BST to GND .................................................. −0.3V to +37V
DH to LX............................................−0.3V to (V
DL, COMP to GND.............................. −0.3V to (V
HSD to GND.................................................... −0.3V to 31V
PGND to GND .............................................. −0.3V to +0.3V
Junction Temperature .............................................. +150°C
Storage Temperature (T
Lead Temperature (soldering, 10sec)........................ 260°C
Electrical Characteristics
V
Parameter
General
Operating Input Voltage (V
HSD Voltage Range (V
Quiescent Supply Current
Standby Supply Current
Under-Voltage Lockout Trip Level
UVLO Hysteresis
DC-DC Controller
Output-Voltage Adjust Range
(V
Error Amplifier
FB Regulation Voltage
FB Input Leakage Current
Current-Limit Threshold
Soft-Start
Soft-Start Period
Oscillator
Switching Frequency
September 2010
BST
OUT
− V
)
LX
= 5V; T
A
= +25°C, unless noted. Bold values indicate −40°C ≤ T
(8)
HSD
(6)
S
)
).........................−65°C to +150°C
IN
)
(5)
(4)
Condition
(V
external MOSFET gate current)
V
EN = GND
0°C ≤ T
−40°C ≤ T
T
V
V
V
V
MIC2164C
MIC2164
MIC2164-2
MIC2164-3
J
IN
FB
FB
FB
FB
FB
= 25°C (MIC2164C)
(1)
= V
= 0.8V
= 0V
= 0.8V (MIC2164C)
= 0V (MIC2164C)
= 1.5V, output switching but excluding
BST
J
≤ 85°C
J
= 5.5V, V
≤ 125°C
BST
IN
+ 0.3V)
+ 0.3V)
HSD
= 28, LX = unconnected,
4
Operating Ratings
Input Voltage (V
Supply Voltage (V
Operating Temperature Range ................. −40°C to +125°C
Junction Temperature (T
Junction Thermal Resistance
Continuous Power Dissipation (T
MSOP (θ
(derate 5.6mW/°C above 70°C)
J
≤ +125°C.
JA
) ..................................................130.5°C/W
IN
)............................................ 3.0V to 5.5V
HSD
) ....................................... 3.0V to 28V
0.202
0.225
Min.
0.45
0.75
103
3.0
3.0
2.4
0.8
J
19
95
15
-1
-2
-3
(2)
) ........................ −40°C to +125°C
A
= 70°C)..............421mW
Typ.
0.27
130
130
1.4
0.8
2.7
0.3
0.6
50
48
48
5
6
1
MIC2164/-2/-3/C
M9999-091310-D
0.338
0.375
Max.
0.75
1.25
500
162
170
5.5
3.0
5.5
28
77
80
2
3
1
2
3
Units
MHz
mA
mA
mV
mV
ms
nA
%
V
V
V
V