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参数资料
| 型号： | BCD48BH120T120A00 |
| 厂商： | Vicor Corporation |
| 文件页数： | 3/16页 |
| 文件大小： | 0K |
| 描述： | HALF-CHIP BUS CONVERTER EVAL BOA |
| 产品培训模块： | VI Chip Bus Converter Modules |
| 标准包装： | 1 |
| 系列： | V-I Chip™, BCM™ |
| 主要目的： | DC/DC，步降 |
| 输出及类型： | 1，隔离 |
| 功率 - 输出： | 120W |
| 输出电压： | 12V |
| 电流 - 输出： | 11.3A |
| 输入电压： | 38 ~ 55 V |
| 稳压器拓扑结构： | 降压 |
| 频率 - 开关： | 1.75MHz |
| 板类型： | 完全填充 |
| 已供物品： | 板 |
| 已用 IC / 零件： | BCM48BH120T120A |
| 其它名称： | 1102-1185 BCD48BH120T120A00-ND |
BCM48BH120T120A00 - BCM48BH120M120A00
1.0 ELECTRICAL CHARACTERISTICS
Specifications apply over all line and load conditions unless otherwise noted; Boldface specifications apply over the
temperature range of -40°C < T J < 125°C (T-Grade) ; All other specifications are at T J = 25o unless otherwise noted
ATTRIBUTE
Voltage range
SYMBOL
V IN
CONDITIONS / NOTES
MIN
38
TYP
48
MAX
55
UNIT
Vdc
dV/dt
dV IN /dt
1
V/μs
( )
Quiescent power
No load power dissipation
Inrush current peak
DC input current
V OUT
K factor
V IN
Output power (average)
Output power (peak)
Output voltage
Output current (average)
P Q
P NL
I INR - P
I IN - DC
K
P OUT
P OUT - P
V OUT
I OUT
PC connected to -IN
V IN = 48 V
V IN = 38 to 55 V
V IN = 48 V C OUT = 500 μF,
I OUT = 10.55 A
V IN = 38 – 55 Vdc; See Figure 14
V IN = 46 – 55 Vdc; See Figure 14
V IN = 46 – 55 Vdc
Average P OUT < = 120 W, Tpeak < 10 ms
Section 3.0
Pout < =120 W
8.5
68
1.7
5.5
1/4
150
3.0
3.5
12
3.5
97
120
150
14
11.3
mW
W
A
A
W
W
V
A
Efficiency (ambient)
Efficiency (hot)
Minimum efficiency
(over load range)
η
η
η
V IN = 48 V, P OUT = 120 W
V IN = 38 V to 55 V, P OUT = 100 W
V IN = 48 V, T J = 100°C, P OUT = 120 W
24 W < P OUT < P OUT Max
93
90.5
92.6
89
94.6
93.7
%
%
%
Output resistance (ambient)
Output resistance (hot)
Output resistance (cold)
R OUT
R OUT
R OUT
T J = 25°C
T J = 125°C
T J = -40°C
35.4
46.1
27.2
44.1
56.1
35.0
55.8
69.1
45.7
m Ω
m Ω
m Ω
Load capacitance
C OUT
500
uF
Switching frequency
Ripple frequency
Output voltage ripple
V IN to V OUT (application of V IN )
F SW
F SW - RP
V OUT - PP
T ON 1
C OUT = 0 μF, I OUT = 10.55 A, V IN = 48 V,
Section 8.0
V IN = 48 V, C PC = 0; See Figure 16
1.60
3.20
1.75
3.50
140
570
1.90
3.80
355
800
MHz
MHz
mV
ms
PC
PC voltage (operating)
PC voltage (enable)
PC voltage (disable)
PC source current (startup)
PC source current (operating)
V PC
V PC - EN
V PC - DIS
I PC - EN
I PC - OP
4.7
2.0
50
5.0
2.5
100
5.3
3.0
1.95
300
2
V
V
V
uA
mA
PC internal resistance
R PC - SNK
Internal pull down resistor
50
150
400
k Ω
PC capacitance (internal)
PC capacitance (external)
External PC resistance
PC external toggle rate
C PC _ INT
C PC _ EXT
R PC
F PC - TOG
Section 5.0
External capacitance delays PC enable time
Connected to –V IN
60
588
1000
1
pF
pF
k Ω
Hz
PC to V OUT with PC released
PC to V OUT , disable PC
Ton2
T PC - DIS
V IN = 48 V, Pre-applied; See Figure 16
V IN = 48 V, Pre-applied; See Figure 16
60
4
100
10
μs
μs
Rev. 2.0
V?I CHIP INC. (A VICOR COMPANY) 25 FRONTAGE RD. ANDOVER, MA 01810 800-735-6200
12/10
Page 3 of 16
v i c o r p o w e r. c o m
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