MIC4742YTSE Micrel Inc, MIC4742YTSE Datasheet - Page 17

• Manufacturer Part Number: MIC4742YTSE
• Description: 2 MHz Dual 2A Integrated Switch Buck Regulator
• Manufacturer: Micrel Inc
• Type: Step-Down (Buck)r

Specifications of MIC4742YTSE

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 2
• Voltage - Output: Adj to 0.6V
• Current - Output: 2A
• Frequency - Switching: 2MHz
• Voltage - Input: 2.9 ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP Exposed Pad, 16-eTSSOP, 16-HTSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: 576-3355-5

Micrel, Inc.
Bill of Materials
* only for ultra-low noise applications.
March 2009
Item
C11,C12
C21,C22
C13*,C23*
C14,C24
C15,C25
C16,C26,C7
C18,C28
D1,D2
L1,L2
R11,R12
R12,R22
Part Number
GRM188R60J106M
C1608X5R0J106M
06036D106KMAT2A
VJ0603A681KXXCW
VJ0603A820KXXCW
GRM188R60J475K
C1608 X5R0J475M
0603D475MAT
VJ0603Y104KXXAT
SS2P3L
SSA23L
B230A
IHLP2525AH-01 1R0
RLF7030-1R0 N
HCP0703-1R0
CRCW060310K0FKXX
CRCW06033K16FKXX
CRCW06034K99FKXX
CRCW06036K65FKXX
CRCW060310K0FKXX
CRCW060315K0FKXX
Manufacturer
MIC4742YML Schematic for 2A Output
COOPER
Murata
Murata
Diodes
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
Vishay
TDK
TDK
TDK
AVX
AVX
(3)
(3)
(2)
(2)
(2)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(4)
(1)
(1)
(5)
(6)
Description
10µF Ceramic Capacitor X5R 0603 6.3V
680pF Ceramic Capacitor NPO 0603 6.3V
82pF Ceramic Capacitor NPO 0603 10V
4.7µF Ceramic Capacitor X5R 0603 6.3V
0.1µF Ceramic Capacitor X7R 0603 25V
2A Schottky 30V
1µH Inductor 17.5mΩ 6.86mm(L) x 6.47mm(W) x 1.8mm(H)
1µH Inductor 8.8mΩ 7.3mm(L) x 6.8mm(W) x 3.2mm(H)
1µH Inductor 10mΩ 7.3mm(L) x 7.0mm(W) x 3.0mm(H)
10KΩ1% 0603 resistor
3.16kΩ 1% 0603 For 2.5V
4.99kΩ 1% 0603 For 1.8 V
6.65kΩ 1% 0603 For 1.5 V
10kΩ 1% 0603 For 1.2 V
15kΩ 1% 0603 For 1.0 V
17
OUT
OUT
OUT
OUT
OUT
M9999-030209-D
MIC4742
Qty
4
2
2
2
5
2
2
2
2