BD9324EFJ-E2 Rohm Semiconductor, BD9324EFJ-E2 Datasheet - Page 6

• Manufacturer Part Number: BD9324EFJ-E2
• Description: IC CONVERTER REG 4A HTSOP-J8
• Manufacturer: Rohm Semiconductor
• Series: -r
• Type: Step-Down (Buck), PWM - Current Moder

Specifications of BD9324EFJ-E2

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 1 V ~ 18 V
• Current - Output: 4A
• Frequency - Switching: 380kHz
• Voltage - Input: 4.75 V ~ 18 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: *
• Package / Case: *
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant

z Typical Performance Characteristics (Unless otherwise specified, VIN= 12V Ta = 25 )
2.5
2.4
2.3
2.2
2.1
1.9
1.8
1.7
1.6
1.5
0.95
0.94
0.93
0.92
0.91
0.89
0.88
0.87
0.86
0.85
100
0.9
2
95
90
85
80
75
70
65
60
55
50
4
-40
0
Fig. STEP Down Efficiency
6
-20
Fig. Feedback voltage
0.5
(VIN= 12V V
Fig. Circuit Current
8
(No switching)
TEMPERATURE : [C]
0
1
10
VIN : [V]
OUT
Iout [A]
20
1.5
= 3.3V L= 22uH)
12
40
2
14
60
2.5
16
18
80
3
V
V
V
I
OUT
200
180
160
140
120
100
0.25
0.15
0.05
OUT
SW
SS
80
60
40
20
0.2
0.1
0
0
4
-40
Fig. Hi-Side On-resistance
Fig. OverCurrent Protection
6
Fig. Quiescent Current
-20
(V
(IC not active)
8
OUT
0
is shorted to GND)
10
VIN : [V]
6/14
Ta [ ]
20
12
40
14
60
16
80
18
-0.02
-0.04
-0.06
-0.08
0.08
0.06
0.04
0.02
-0.1
390
380
370
360
350
340
330
0.01
0.1
100
0.1
10
0
1
0.001
-40
0
Fig. Operating Frequency
Fig. Input Bias Current
-20
Fig. Soft Start Time
0.5
TEMPERATURE : [C]
0.01
0
V
C
FB
SS
20
1
[V]
[uF]
40
0.1
1.5
60
80
2
1