MCZ34670EG Freescale Semiconductor, MCZ34670EG Datasheet - Page 8

• Manufacturer Part Number: MCZ34670EG
• Description: IC POE CURR MODE SW REG 20-SOIC
• Manufacturer: Freescale Semiconductor
• Type: Power Over Ethernet Controller (PoE)r

Specifications of MCZ34670EG

• Applications: Remote Peripherals (Industrial Controls, Cameras, Data Access)
• Internal Switch(s): No
• Voltage - Supply: 60V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 20-SOIC (0.300", 7.50mm Width)
• Product: PoE / LAN Solutions
• Supply Voltage (max): 80 V
• Supply Voltage (min): - 0.3 V
• Power Dissipation: 800 mW
• Operating Temperature Range: - 40 C to + 85 C
• Mounting Style: SMD/SMT
• Supply Current: 18 mA
• Output Current: 2.1A
• Digital Ic Case Style: SOIC
• No. Of Pins: 20
• Duty Cycle (%): 48%
• Uvlo: 2V
• Frequency: 400kHz
• Msl: MSL 3 - 168 Hours
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Table 4. Dynamic Electrical Characteristics
values noted reflect the approximate parameter means at T
8
34670
ELECTRICAL CHARACTERISTICS
DYNAMIC ELECTRICAL CHARACTERISTICS
NORMAL OPERATION
PWM COMPARATOR
GATE DRIVER
CURRENT LIMIT
PWM OSCILLATOR
ERROR AMPLIFIER
RESET OUTPUT
Notes
Turn-On Filter Time
Turn-Off Filter Time
Slope Compensation Ramp as a Function of Switching Frequency
Duty Cycle Limit
Rise Time (10% - 90%), C
Fall Time (90% - 10%), C
Blanking Time
Default Clock Frequency (FREQ connected to V
Oscillator Frequency Adjusting Resistor Range
Oscillator Frequency Range, R
Oscillator Frequency Range, R
Gain Bandwidth
DC Open Loop Gain
RESET Output Low Voltage (I
RESET Output Filter Time
14.
Characteristics noted under conditions 30 V ≤ V
f
f
f
PWM
PWM
PWM
Guaranteed by design. Not production tested.
= 100 kHz
= 250 kHz
= 400 kHz
(14)
(14)
(14)
Load
Load
Characteristic
RESET, SINK
= 2.0 nF, VDD
FREQ
FREQ
= 2.0 nF, VDD
= 121 kΩ
= 499 kΩ
DYNAMIC ELECTRICAL CHARACTERISTICS
= 20 mA)
REG
REG
IN
= 9.0 V
)
= 9.0 V
PWR
≤ 60 V, - 40°C ≤ T
A
= 25°C under nominal conditions unless otherwise noted.
V
RESET,LOW
t
t
FILT(OFF)
Symbol
FILT(ON)
f
f
t
R
t
D
BLANK
RANGE
RANGE
f
GBW
A
RESET
m
m
m
PWM
FREQ
MAX
VOL
t
t
A
100
250
400
R
F
≤ 85°C, V
IN
Min
175
121
320
1.0
—
—
—
—
—
—
—
—
40
80
—
—
—
= 0 V unless otherwise noted. Typical
Analog Integrated Circuit Device Data
Typ
200
200
225
10
25
40
—
—
—
50
—
—
—
—
80
—
20
Freescale Semiconductor
Max
325
499
480
120
0.8
48
50
30
60
—
—
—
—
—
—
—
—
mV/µs
MHz
Unit
kHz
kHz
kHz
kΩ
dB
µs
µs
ns
ns
ns
µs
%
V