Rohm BD7F100EFJ-EVK-002, User Manual

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User’s Guide BD7F100EFJ-EVK-002
© 2017 ROHM Co., Ltd.
No. 60UG028E Rev.001
OCT.2017
Circuit Diagram
V
IN
= 24V, V
OUT1
= 15V, V
OUT2
= -15V
Figure 4. BD7F100EFJ-EVK-002 Circuit Diagram
Bill of Materials
C5
R6
D3
C7 R7
D4
GND
R1
R2
VOUT+
SDX/EN
COM
C11
CN1
+
-
U1
AGND
1
SDX/EN
2
COMP
3
REF
4
F
IN
9
VIN
8
SW
7
PGND
6
FB
5
T1
9
1,2
7
6
4,5
10
D1
D2
C2 C1
C3
R4 C6 R3 C4
R5
C8
D5
C9 R8
D6
COM
VOUT-
C10
VIN
No. Value Description Size Part Number / Series Manufactuer
C1 1μF Capacitor, Chip, 50V, X7R 2012 GRM21BR71H105KA12 MURATA
C2 4.7μF Capacitor, Chip, 50V, X7R 3216 GRM31CR71H475KA12 MURATA
C3 - Notinstalled - - -
C4 - Notinstalled - - -
C5 4700pF Capacitor, Chip, 50V, R 1005 GRM155R11H472KA01 MURATA
C6 - Notinstalled - - -
C7 10μF Capacitor, Chip, 25V, X7R 3225 GRM32DR71E106KA12 MURATA
C8 - Notinstalled - - -
C9 10μF Capacitor, Chip, 25V, X7R 3225 GRM32DR71E106KA12 MURATA
C10 - Notinstalled - - -
C11 - Notinstalled - - -
D1 1SS400SM Diode 1608 1SS400SM ROHM
D2 KDZ18B Diode, Zener 3516 KDZ18B ROHM
D3 RB160MM-90 Diode, Schottky 3516 RB160MM-90 ROHM
D4 - Notinstalled - - -
D5 RB160MM-90 Diode, Schottky 3516 RB160MM-90 ROHM
D6 - Notinstalled - - -
R1 1MΩ Resistor, Chip, 1/16W, 1% 1005 MCR01MZPF1004 ROHM
R2 120kΩ Resistor, Chip, 1/16W, 1% 1005 MCR01MZPF1203 ROHM
R3 - Short - - -
R4 3.9kΩ Resistor, Chip, 1/16W, 1% 1005 MCR01MZPF3901 ROHM
R5 76.8kΩ Resistor, Chip, 1/16W, 1% 1005 MCR01MZPF7682 ROHM
R6 1kΩ Resistor, Chip, 1/8W, 1% 2012 MCR10EZPF1001 ROHM
R7 4.7 kΩ Resistor, Chip, 1/16W, 1% 1005 MCR01MZPF4701 ROHM
R8 4.7 kΩ Resistor, Chip, 1/16W, 1% 1005 MCR01MZPF4701 ROHM
T1 50μH
Transformer, Np:Ns1:Ns2=1:1:1, ±20% 13.5 x 20.0 x 12.5mm CEP1311D-2415052R
sumida
U1 BD7F100EFJ I.C. BD7F100EFJ HTSOP-J8 BD7F100EFJ ROHM