Datasheet

4 5 6 7 3 2 1
EP
VOUT
FB RON SS
VIN
EN GND
V
IN
C
IN
2
10 PF
Enable
4.5V to 20V
C
FF
0.022 PF
U1
C
SS
0.022 PF
R
FBB
1.07k
LMZ12003TZ-ADJ
1.8V
O
@ 3A
C
O
1
1 PF
C
O
2
100 PF
R
ON
32.4k
R
ENT
32.4k
R
ENB
11.8k
R
FBT
1.37k
C
IN
1
1 PF
LMZ12003
SNVS636N –DECEMBER 2009–REVISED OCTOBER 2013 www.ti.com
Evaluation Board Schematic Diagram
Ref Des Description Case Size Manufacturer Manufacturer P/N
U1 SIMPLE SWITCHER ® PFM-7 Texas Instruments LMZ12003 TZ
C
in1
1 µF, 50V, X7R 1206 Taiyo Yuden UMK316B7105KL-T
C
in2
10 µF, 50V, X7R 1210 Taiyo Yuden UMK325BJ106MM-T
C
O1
1 µF, 50V, X7R 1206 Taiyo Yuden UMK316B7105KL-T
C
O2
100 µF, 6.3V, X7R 1210 Taiyo Yuden JMK325BJ10CR7MM-T
R
FBT
1.37 kΩ 0603 Vishay Dale CRCW06031K37FKEA
R
FBB
1.07 kΩ 0603 Vishay Dale CRCW06031K07FKEA
R
ON
32.4 kΩ 0603 Vishay Dale CRCW060332K4FKEA
R
ENT
32.4 kΩ 0603 Vishay Dale CRCW060332K4FKEA
R
ENB
11.8 kΩ 0603 Vishay Dale CRCW060311k8FKEA
C
FF
22 nF, ±10%, X7R, 16V 0603 TDK C1608X7R1H223K
C
SS
22 nF, ±10%, X7R, 16V 0603 TDK C1608X7R1H223K
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