BD9007F-E2 Rohm Semiconductor, BD9007F-E2 Datasheet - Page 7

• Manufacturer Part Number: BD9007F-E2
• Description: IC REG SW 2A FLEX STEPDOWN 8-SOP
• Manufacturer: Rohm Semiconductor
• Type: Step-Down (Buck)r

Specifications of BD9007F-E2

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1 ~ 35 V
• Current - Output: 2A
• Frequency - Switching: 50kHz ~ 500kHz
• Voltage - Input: 7 ~ 35 V
• Operating Temperature: -40°C ~ 105°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOP
• Power - Output: 690mW
• Output Voltage: 2. 6 V
• Output Current: 2 A
• Input Voltage: 7 V to 35 V
• Operating Temperature Range: - 40 C to + 105 C
• Mounting Style: SMD/SMT
• Duty Cycle (max): 100 %
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: BD9007F-E2TR

●Block Diagrams / Application circuit / PIN assignment
BD9006F, BD9006HFP, BD9007F, BD9007HFP
© 2009 ROHM Co., Ltd. All rights reserved.
www.rohm.com
(BD9006F,BD9007F)
PV
V
No.
*V
IN
GND EN/SYNC
IN
1
2
3
4
5
6
7
8
SW
IN
RT
FB
and P
INV
EN/SYNC Enable/Synchronizing pulse input
Pin name
GND
PV
VIN
SW
INV
V
RT
FB
IN
IN
must be shorted before use
220μF
22000pF
30 KΩ
+
2μF
INV
V
FB
IN
Power system power supply input
Output
Error Amp output
Output voltage feedback
Frequency setting resistor connection
Ground
Power supply input
８
４
３
START
SOFT
ERROR AMP
0.8V
+
+
-
１
Fig.19
PV
Internal
Bias
Slope
OSC
IN
６
COMPARATOR
PWM
RT
51 KΩ
+
-
VREG
Reset
Set
SDWN
SDWN
Function
DRV
SYNC
CURRENT LIMIT
UVLO/
DRIVER
TSD
+
-
５
２
７
EN/SYNC
SW
GND
33μH
330μF
5V
15 KΩ
47kΩ
+
Vo
7/17
(BD9006HFP,BD9007HFP)
V
IN
SW GND RT
FIN
No.
1
2
3
4
5
6
7
FB INV EN/SYNC
EN/SYNC Enable/Synchronizing pulse input
Pin name
GND
SW
INV
V
FB
RT
-
IN
220μF
22000pF
30 KΩ
+
2μF
INV
V
FB
Power supply input
Output
Error Amp output
Ground
Output voltage feedback
Frequency setting resistor connection
Ground
IN
１
５
３
START
SOFT
Fig.20
ERROR AMP
0.8V
-
+
+
Slope
OSC
６
Internal
Bias
COMPARATOR
RT
PWM
51 KΩ
+
-
Vref
Reset
Set
SDWN
SDWN
Function
DRV
SYNC
CURRENT LIMIT
UVLO/
DRIVER
TSD
+
-
Technical Note
2009.05 - Rev.A
７
２
４
SW
GND
EN/SYNC
33μH
330μF
5V
47 KΩ
15 KΩ
+
Vo