参数资料
| 型号： | CS5301GDWR32G |
| 厂商： | ON Semiconductor |
| 文件页数： | 7/19页 |
| 文件大小： | 0K |
| 描述： | IC REG CTRLR BUCK PWM 32-SOIC |
| 产品变化通告： | Product Obsolescence 24/Jan/2011 |
| 标准包装： | 1 |
| PWM 型： | 电流/电压模式，V²? |
| 输出数： | 1 |
| 频率 - 最大： | 1MHz |
| 电源电压： | 4.7 V ~ 20 V |
| 降压： | 是 |
| 升压： | 无 |
| 回扫： | 无 |
| 反相： | 无 |
| 倍增器： | 无 |
| 除法器： | 无 |
| Cuk： | 无 |
| 隔离： | 无 |
| 工作温度： | 0°C ~ 70°C |
| 封装/外壳： | 32-SOIC（0.295"，7.50mm 宽） |
| 包装： | 剪切带 (CT) |
| 其它名称： | CS5301GDWR32GOSCT |
CS5301
ELECTRICAL CHARACTERISTICS (0 ° C < T A < 70 ° C; 0 ° C < T J < 125 ° C; 4.7 V < V CCL < 14 V; 8.0 V < V CCH < 20 V;
C GATE(H) = 3.3 nF, C GATE(L) = 3.3 nF, R ROSC = 53.6 k, C COMP = 0.1 m F, C REF = 0.1 m F, DAC Code 10000, C VCC = 1.0 m F, I LIM ≥ 1.0 V;
unless otherwise specified.)
Characteristic
Test Conditions
Min
Typ
Max
Unit
Oscillator
Switching Frequency
Measure any phase (R ROSC = 32.4 k)
300
400
500
kHz
(Note 4)
Switching Frequency
Switching Frequency
Measure any phase (R ROSC = 53.6 k)
Measure any phase (R ROSC = 16.2 k)
220
600
250
800
280
1000
kHz
kHz
(Note 4)
R OSC Voltage
Phase Delay
?
?
?
105
1.00
120
?
135
V
deg
Adaptive Voltage Positioning
V DRP Output Voltage to DAC OUT Offset
CS1 = CS2 = CS3 = CS REF ,
?15
?
15
mV
V FB = COMP,
Measure V DRP ? COMP
Maximum V DRP Voltage
|(CS1 = CS2 = CS3) = CS REF | =
360
465
570
mV
50 mV, V FB = COMP,
|Measure V DRP ? COMP|
Current Sense Amp to V DRP Gain
?
2.7
3.1
3.5
V/V
Current Sensing and Sharing
CS REF Input Bias Current
CS1?CS3 Input Bias Current
Current Sense Amplifiers Gain
Current Sense Amp Mismatch
Current Sense Amplifiers Input
?
V(CSx) = V(CS REF ) = 0 V
?
0 V ≤ (CSx?CS REF ) ≤ 50 mV
(Note 4)
?
?
3.7
?5.0
0
0.6
0.2
4.2
?
?
2.0
2.0
4.7
5.0
V CCL ? 2.0
m A
m A
V/V
mV
V
Common Mode Range Limit
Current Sense Input to I LIM Gain
Current Limit Filter Slew Rate
I LIM Bias Current
Single Phase Pulse by Pulse Current
0.25 V < I LIM < 1.20 V
(Note 4)
0 V < I LIM < 1.0 V
?
5.0
4.0
?
75
6.5
10
0.1
90
8.0
26
1.0
115
V/V
mV/ m s
m A
mV
Limit: V(CSx) ? V(CS REF )
Current Sense Amplifier Bandwidth
(Note 4)
1.0
?
?
MHz
Reference Output
V REF Output Voltage
0 mA < I(V REF ) < 1.0 mA
3.15
3.25
3.35
V
4. Guaranteed by design. Not tested in production.
http://onsemi.com
7
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